Chapter 1: Organization of the Human Body Test Bank MULTIPLE CHOICE
1.
A. B.
Which word is derived from the Greek word meaning “cutting up”? dissection C. pathology physiology D. anatomy
ANS: D REF: MCS: 3
PTS: 1 TOP: Introduction
DIF:
Memorization
2. Which word is defined as the study of the function of living organisms and their parts? A. dissection C. pathology B. physiology D. anatomy
ANS: B REF: MCS: 6 3.
A. B.
DIF:
Memorization
Which word is defined as the scientific study of disease? dissection C. pathology physiology D. anatomy
ANS: C REF: MCS: 6 4.
PTS: 1 TOP: Introduction
PTS: 1 DIF: TOP: Introduction
Memorization
Cells
A. B.
are more complex than tissues are the first level of organization in the body are the smallest living units of structure and function in the body both B and C
C. D. ANS: C PTS: 1 TOP: Structural levels of organization 5.
A. B.
Application
REF: MCS: 8
A group of cells that act together to perform a function is called a(n) molecule C. tissue organ D. organism
ANS: C REF: MCS: 8 6.
DIF:
PTS: 1 DIF: Memorization TOP: Structural levels of organization
The heart is an example of a(n)
A. B.
organ tissue
ANS: A PTS: 1 TOP: Structural levels of organization 7.
A. B. C. D.
C. D. DIF:
organism system Application
REF: MCS: 8
The levels of organization from most simple to most complex are cell chemical organ tissue system tissue cell chemical organ system chemical tissue cell organ system chemical cell tissue organ system
ANS: D REF: MCS: 7
PTS: 1 DIF: Memorization TOP: Structural levels of organization
8. When using directional terms to describe the body, it is assumed that the body is in what position? A. supine C. lateral B. anatomical D. prone
ANS: B REF: MCS: 9 9.
PTS: 1 DIF: TOP: Anatomical position
Memorization
The supine position
A. B. C. D.
describes the body lying face up is also called anatomical position describes the body lying face down both A and B
ANS: A REF: MCS: 9
10.
A. B. C. D. ANS: C REF: MCS: 9
PTS: 1 DIF: Memorization TOP: Anatomical position
The prone position describes the body lying face up is also called the anatomical position describes the body lying face down both B and C PTS: 1 DIF: Memorization TOP: Anatomical position
11.
Because humans walk upright, the term dorsal can be used in place of the
term A. B.
inferior posterior
ANS: B PTS: 1 Memorization REF: MCS: 9 direction 12.
A. B.
A. B.
DIF: TOP: Anatomical
DIF:
REF: MCS: 9
posterior medial
The body section that divides the right ear from the left ear is a C. D.
ANS: B PTS: 1 TOP: Planes or body sections
DIF:
coronal transverse Application
REF: MCS: 10
15. The body section that divides the nose from the back of the head is a section. frontal C. midsagittal sagittal D. transverse
ANS: A PTS: 1 TOP: Planes or body sections 16.
A. B.
17.
DIF:
Application
REF: MCS: 10
A section that divides the body into mirror images is a section. frontal C. midsagittal coronal D. transverse
ANS: C PTS: 1 TOP: Planes or body sections
A.
ventral both B and C
PTS: 1 DIF: Memorization TOP: Anatomical direction
frontal sagittal
A. B.
Application
The opposite term for superficial is deep C. inferior D.
ANS: A REF: MCS: 10 14. section. A. B.
anterior distal
The opposite term for posterior in humans is superior C. anterior D.
ANS: D PTS: 1 TOP: Anatomical direction 13.
C. D.
DIF:
Application
The two major body cavities are called C. thoracic and abdominal
REF: MCS: 10
dorsal and ventral
B.
thoracic and pelvic
ANS: C REF: MCS: 10 18.
A. B.
PTS: 1 DIF: TOP: Body cavities
A. B.
mediastinum and pleural Memorization
The liver can be found in the upper right C. quadrant epigastric region D.
ANS: D PTS: 1 TOP: Body cavities 19.
D.
DIF:
hypogastric region both A and B Application
The word “leg” correctly describes the area from the hip to C. the foot area from the knee D. to the ankle
ANS: B REF: MCS: 13
PTS: 1 DIF: TOP: Body regions
REF: MCS: 11
area between the hip and the knee femoral area
Memorization
20. The human body tries to maintain a constant body temperature. This is an example of A. homeostasis C. an effector B. a positive feedback D. a sensor loop
ANS: A PTS: 1 TOP: The balance of body functions
DIF:
Application
REF: MCS: 15
21. The part of a feedback loop that has the direct effect on the regulated condition is called A. homeostasis C. the sensor B. the effector D. the control center
ANS: B PTS: 1 Memorization REF: MCS: 16 of body functions
DIF: TOP: The balance
22. The part of the feedback loop that detects a change in the regulated condition is called A. homeostasis C. the sensor B. the effector D. the control center
ANS: C PTS: 1 Memorization REF: MCS: 15 of body functions
DIF: TOP: The balance
23. The part of the feedback loop that compares the present condition to the homeostatic condition the body is trying to maintain is called A. homeostasis C. the sensor B. the effector D. the control center
ANS: D REF: MCS: 15
PTS: 1 DIF: Memorization TOP: The balance of body functions
24. When your body temperature drops below normal, your muscles begin to contract rapidly, making you shiver and generating heat. In this case your muscles are acting as the A. sensor C. control center B. effector D. both A and C
ANS: B PTS: 1 TOP: The balance of body functions
DIF:
Synthesis
REF: MCS: 15
25. Which of the following body functions is an example of a positive feedback loop? A. maintaining a pH of 7.45 in the body B. forming a blood clot C. uterine contractions during labor D. both B and C
ANS: D PTS: 1 TOP: The balance of body functions 26.
A. B.
DIF:
Application
REF: MCS: 16
The level of organization directly below the organ level is the system C. tissue cellular D. chemical
ANS: C REF: MCS: 7
PTS: 1 DIF: Memorization TOP: Structural levels of organization
27. Which of these terms cannot be applied to a body in the anatomical position? A. dorsal C. supine B. posterior D. both A and B
ANS: C PTS: 1 Memorization REF: MCS: 9 position 28.
A. B.
DIF: TOP: Anatomical
Which term means toward the head? anterior C. superior D.
superficial ventral
level.
PTS: 1 DIF: Memorization TOP: Anatomical direction
ANS: B REF: MCS: 9
29.
A. B. C. D.
Which describes the anatomical relationship of the wrist to the elbow? The elbow is proximal to the wrist. The elbow is distal to the wrist. The elbow is superficial to the wrist. The elbow is lateral to the wrist.
ANS: A PTS: 1 TOP: Anatomical direction 30.
A. B.
A. B. C. D.
32.
ANS: C REF: MCS: 11
REF: MCS: 9
plane. transverse frontal
PTS: 1 DIF: Memorization TOP: Planes of body sections
The muscular sheet called the diaphragm divides the right and left pleural cavities thoracic cavity and abdominopelvic cavities abdominal and pelvic cavities thoracic cavity and mediastinum
ANS: B REF: MCS: 10
A. B. C. D.
Application
A coronal plane or section is another term for a sagittal C. midsagittal D.
ANS: D REF: MCS: 10 31.
DIF:
PTS: 1 DIF: TOP: Body cavities
Memorization
Which is not a part of the upper abdominopelvic region? right hypochondriac region epigastric region hypogastric region All of the above are part of the upper abdominopelvic region. PTS: 1 DIF: Memorization TOP: Body cavities
TRUE/FALS E
1.
ANS: T
Anatomy is defined as the study of the structure of an organism. 3
REF: MCS:
REF: MCS: 15
TOP: The balance of body functions
44. In a feedback loop, the part of the system that effects a change in the controlled condition is called the effector.
ANS: T REF: MCS: 15
PTS: 1 DIF: Memorization TOP: The balance of body functions
45. In a feedback loop, the part of the system that detects a change in the controlled condition is called the sensor.
ANS: T PTS: 1 Memorization REF: MCS: 16 of body functions
DIF: TOP: The balance
46. A negative feedback loop stimulates and amplifies a change in the internal environment.
ANS: F PTS: 1 Memorization REF: MCS: 16 of body functions
DIF: TOP: The balance
47. A negative feedback loop opposes or negates a change in the internal environment.
ANS: T REF: MCS: 16 48.
The body has more positive feedback loops than negative feedback loops.
ANS: F REF: MCS: 16 49.
PTS: 1 DIF: Memorization TOP: The balance of body functions
PTS: 1 DIF: Memorization TOP: The balance of body functions
The formation of a blood clot is an example of a negative feedback loop.
ANS: F PTS: 1 TOP: The balance of body functions
DIF:
Application
REF: MCS: 16
50. The pH of the body must remain within a very narrow range. It would more likely be controlled by a negative feedback loop.
ANS: T PTS: 1 TOP: The balance of body functions 51.
ANS: T
DIF:
Application
REF: MCS: 16
Women have one more positive feedback loop than do men. PTS: 1
DIF:
Synthesis
REF: MCS: 10
TOP: The balance of body functions 52. Both the heart and the blood vessels are considered to be organs in the cardiovascular system.
ANS: T PTS: 1 TOP: Structural levels of organization
DIF:
Application
REF: MCS: 10
53. An “L” on an anatomical compass rosette can stand for “Left” or “Lateral” depending on what is opposite it.
ANS: T REF: MCS: 10
PTS: 1 DIF: Memorization TOP: Anatomical direction
54. An “S” on an anatomical compass rosette can stand for “Superior” or “Supine” depending on what is opposite it.
ANS: F REF: MCS: 10
PTS: 1 DIF: Memorization TOP: Anatomical direction
55. When you look at an anatomical compass rosette in the text, the “R” on the rosette is on your right side.
ANS: F PTS: 1 TOP: Anatomical direction
DIF:
Application
REF: MCS: 7
MATCHING Match each term with its corresponding definition or description. A. chemical level D. organ level B. cellular level E. system level C. tissue level F. organism 1. 2. 3. 4. 5. 6.
the smallest “living” part of the body a word used to denote a living thing level that includes atoms and molecules level made up of groups of tissues working together to perform a task level that is the most complex unit that makes up the body level that is made up of a group of cells working together to perform a task
1. REF: MCS: 7 2.
ANS: B
PTS: 1
TOP: Structural levels of organization ANS: F PTS: 1
DIF:
Memorization
DIF:
Memorization
REF: MCS: 7 3.
TOP: Structural levels of ANS: organization A
PTS: 1
DIF: Memorization
REF: MCS: 7 4.
TOP: Structural levels of ANS: organization D
PTS: 1
DIF: Memorization
REF: MCS: 7 5.
TOP: Structural levels of ANS: organization E
PTS: 1
DIF: Memorization
REF: MCS: 7 6.
TOP: Structural levels of ANS: organization C
PTS: 1
DIF: Memorization
REF: MCS: 10
TOP: Structural levels of organization
Match each term with its corresponding definition or description. A. superior F. B. anterior G. C. medial H. D. proximal I. E. superficial J. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16.
inferior posterior lateral distal deep
nearer to the surface of the body toward the head or above toward the midline of the body away from the trunk or point of origin toward the feet or below toward the back farther away from the surface of the body toward the side toward the front nearest to the trunk or point of origin
7.
ANS: E
PTS: 1
DIF: Memorization
REF: MCS: 9 8.
TOP: Anatomical ANS: direction A
PTS: 1
DIF: Memorization
REF: MCS: 9 9.
TOP: Anatomical ANS: direction C
PTS: 1
DIF: Memorization
REF: MCS: 9 10.
TOP: Anatomical ANS: direction I
PTS: 1
DIF: Memorization
REF: MCS: 9 11.
TOP: Anatomical ANS: direction F
PTS: 1
DIF: Memorization
REF: MCS: 9 12.
TOP: Anatomical ANS: direction G
PTS: 1
DIF: Memorization
REF: MCS: 10 13.
TOP: Anatomical ANS: direction J
PTS: 1
DIF: Memorization
REF: MCS: 9 14.
TOP: Anatomical ANS: direction H
PTS: 1
DIF: Memorization
REF: MCS: 9 15.
TOP: Anatomical ANS: direction B
PTS: 0
DIF: Memorization
REF: MCS: 9 16.
TOP: Anatomical ANS: direction D
PTS: 0
DIF: Memorization
REF: MCS: 10
TOP: Anatomical direction
Match each term with its corresponding definition or description. A. frontal plane E. thoracic cavity B. transverse plane F. abdominopelvic cavity C. sagittal plane G. cranial cavity D. diaphragm H. mediastinum 17. 18. 19. 20. 21. 22. 23. 24.
a muscular sheet dividing the thoracic and abdominopelvic cavities the lower part of the ventral body cavity divides the body into right and left sides part of the dorsal cavity that contains the brain divides the body into upper and lower parts a subdivision of the thoracic cavity divides the body into front and rear parts cavity that is subdivided into pleural cavities
17.
ANS: D
PTS: 1
DIF: Memorization
REF: MCS: 11 18.
TOP: Body cavities PTS: 1 ANS F :
DIF: Memorization
REF: MCS: 10 19.
TOP: Body cavities PTS: 1 ANS C :
DIF: Memorization
REF: MCS: 10 20.
TOP: Planes or body ANS sections G PTS: 1 :
DIF: Memorization
REF: MCS: 10 21.
TOP: Body cavities ANS B PTS: 1 :
DIF: Memorization
REF: MCS: 10 22.
TOP: Planes or body ANS sections H PTS: 1 :
DIF: Memorization
REF: MCS: 10 23.
TOP: Body cavities ANS A PTS: 1 :
DIF: Memorization
REF: MCS: 3 24.
TOP: Planes or body ANS sections E PTS: 1 :
DIF: Memorization
REF: MCS: 7
TOP: Body cavities
SHORT ANSWER 1.
Explain the difference between anatomy and physiology.
ANS: Answers will vary. PTS: 1 DIF: TOP: Introduction
Memorization
REF: MCS: 9
2. Name and explain the structural levels of organization of the body and give an example of each.
ANS: Answers will vary. PTS: 1 DIF: Application TOP: Structural levels of organization 3.
REF: MCS: 9
Describe the anatomical position.
ANS: Answers will vary. PTS: 1 10 TOP:
DIF: Memorization Anatomical position
REF: MCS:
4.
Define or explain the words “prone” and “supine.”
ANS: Answers will vary. PTS: 1 10 TOP: 5.
DIF: Memorization Anatomical position
REF: MCS:
Name and describe the three planes or body sections.
ANS: Answers will vary. DIF: Memorization Planes or body cavities
PTS: 1 16 TOP: 6.
REF: MCS:
Name the two major body cavities and describe what is in each.
ANS: Answers will vary. PTS: 1 16 TOP: 7.
DIF: Memorization Body cavities
REF: MCS:
Explain the three parts of a negative feedback loop.
ANS: Answers will vary. PTS: 1 16 TOP:
DIF: Memorization The balance of body functions
REF: MCS:
8. What is meant by a negative feedback loop? Give an example of a negative feedback loop in the body.
ANS: Answers will vary. PTS: 1 10 TOP:
DIF: Application REF: Pages 9The balance of body functions
9. What is meant by a positive feedback loop? Give an example of a positive feedback loop in the body.
ANS:
Answers will vary. PTS: 1 16 TOP:
DIF: Application REF: MCS: The balance of body functions
10. List the anatomical directions and explain each of them. If there are alternate terms for an anatomical direction, give those terms also.
ANS: Answers will vary. PTS: 1 DIF: Memorization TOP: Anatomical direction
REF: MCS: 9
Chapter 2: Chemistry, Matter, and Life Test Bank MULTIPLE CHOICE 1. Which subatomic particle has a positive charge? A. proton C. B. neutron D. ANS: A REF: MCS: 27 2.
A. B.
3.
A. B.
PTS: 1 TOP: Atoms
PTS: 1 TOP: Atoms
PTS: 1 TOP: Atoms
DIF:
DIF:
electron nucleus
Memorization
electron nucleus
Memorization
electron both A and B
Memorization
Electrons are found
A. B. C.
in the nucleus in orbitals at various distances from the nucleus called energy levels both B and C
D. ANS: D TOP: Atoms 6.
A. B.
DIF:
Which subatomic particle is found in the nucleus? proton C. neutron D.
ANS: D REF: MCS: 27 5.
Memorization
Which subatomic particle has a negative charge? proton C. neutron D.
ANS: C REF: MCS: 27 4.
DIF:
Which subatomic particle has no charge? proton C. neutron D.
ANS: B REF: MCS: 27
A. B.
PTS: 1 TOP: Atoms
electron nucleus
PTS: 1
DIF:
Application
The atomic number of an atom is the number of protons C. neutrons D.
REF: Pages 27-28
electrons both A and B
ANS: A REF: MCS: 27 7.
A. B.
PTS: 1 TOP: Atoms
DIF:
Memorization
The atomic mass of an atom is the number of protons C. neutrons D.
ANS: D REF: MCS: 27
PTS: 1 TOP: Atoms
DIF:
electrons both A and B
Memorization
8. The subatomic particle that determines how an atom unites with other atoms is the A. proton C. electron B. neutron D. both A and B
ANS: C REF: MCS: 27
PTS: 1 TOP: Atoms
DIF:
Memorization
9. An atom that contains 20 protons, 21 neutrons, and 20 electrons has an atomic number of A. 20 C. 40 B. 41 D. 61
ANS: A TOP: Atoms
PTS: 1
DIF:
Application
REF: MCS: 27
10. An atom that contains 20 protons, 21 neutrons, and 20 electrons has an atomic mass of A. 20 C. 40 B. 41 D. 61
ANS: B TOP: Atoms 11.
A. B. C. D.
ANS: C TOP: Atoms
PTS: 1
DIF:
Application
REF: MCS: 27
An atom that contains 20 protons, 21 neutrons, and 20 electrons has a positive charge a negative charge no charge (electrically neutral) not enough information is given to determine its charge PTS: 1
DIF:
Application
REF: MCS: 27
12. Which of these elements is not one of the four elements that make up most of the human body?
A. B.
carbon nitrogen
ANS: D REF: MCS: 28
13.
PTS: 1 DIF: Memorization TOP: Elements, molecules, and compounds
ionic covalent
ANS: A PTS: 1 Memorization REF: MCS: 29 14.
A. B. C. D.
organic both B and C
DIF: TOP: Ionic bonds
PTS: 1 DIF: TOP: Covalent bonds
Memorization
The process of dehydration synthesis uses water to turn large molecules into smaller ones adds a molecule of water to the reactants converts smaller molecules into larger ones by removing water both A and B
ANS: C REF: MCS: 31 16.
C. D.
The bonds formed when electrons are shared are called electrolytes C. covalent bonds ionic bonds D. inorganic bonds
ANS: C REF: MCS: 30 15.
oxygen calcium
Bonds that usually dissociate in water to form electrolytes are
bonds. A. B.
A. B.
C. D.
PTS: 1 TOP: Water
DIF:
Memorization
The process of hydrolysis
A.
uses water to turn large molecules into smaller ones removes a molecule of water from the reactants converts smaller molecules into larger molecules by removing water both B and C
B. C. D. ANS: A REF: MCS: 31 17.
PTS: 1 TOP: Water
Acids have
DIF:
Memorization
A.
a pH less than 7
C.
B.
more H+ ions than OH– ions
D.
ANS: D PTS: 1 Memorization REF: MCS: 32 and salts 18.
A. B.
Bases have a pH less than 7 more H+ ions than
more OH– than H+ ions both A and B
DIF: TOP: Acids, bases,
C. D.
a pH greater than 7 both A and B
OH– ions ANS: C PTS: 1 Memorization REF: MCS: 32 and salts 19.
DIF: TOP: Acids, bases,
A solution with a pH of 4
C.
has 100 times more H+ ions than a solution with a pH of 2 + has 100 times fewer H ions than a solution with a pH of 2 has 100 times fewer H+ ions than a
D.
solution with a pH of 6 is basic
A. B.
ANS: B PTS: 1 TOP: Acids, bases, and salts 20.
A. B.
A. B.
Synthesis
REF: MCS: 32
The end product of a reaction between a strong acid and a strong base is water C. a weak acid and a weak base a salt D. both A and B
ANS: D PTS: 1 Memorization REF: MCS: 32 and salts 21.
DIF:
DIF: TOP: Acids, bases,
Which of the following is an example of a monosaccharide? sucrose C. lactose glucose D. glycogen
ANS: B PTS: 1 Memorization REF: MCS: 33 Carbohydrates
DIF: TOP:
22.
A. B.
Which of the following is an example of a polysaccharide? sucrose C. lactose glucose D. glycogen
ANS: D REF: MCS: 33 23.
PTS: 1 DIF: TOP: Carbohydrates
Triglycerides
A. B.
are steroid lipids have a phosphorus-containing unit on one end have two fatty acids have three fatty acids
C. D. ANS: D REF: MCS: 34 24.
A.
PTS: 1 TOP: Lipids
Phospholipids contain glycerol
B.
contain two fatty acids
ANS: B REF: MCS: 34 25.
A. B.
PTS: 1 TOP: Lipids
Cholesterol contains three fatty acids contains two fatty acids
ANS: C PTS: 1 REF: Pages 34-35 TOP: Lipids 26.
A. B.
27.
DIF:
Memorization
C.
contain three fatty acids are steroid lipids
D.
DIF:
Memorization
C.
is a steroid lipid
D.
contains glycerol
DIF:
Memorization
Which of the following is not true of proteins? C. They have waterrepelling tails. They are made up D. of amino acids.
ANS: A REF: MCS: 34
A.
Memorization
PTS: 1 TOP: Proteins
DIF:
They contain nitrogen. They contain peptide bonds.
Memorization
Which of the following is a structural protein? collagen C.
enzymes
B.
keratin
ANS: D REF: MCS: 35 28.
A. B.
29.
A. B.
Memorization
PTS: 1 TOP: Proteins
DIF:
enzymes both A and B
Memorization
Which of the following substances is not found in a DNA nucleotide? phosphate unit C. nitrogen base glycerol molecule D. a sugar
ANS: B REF: MCS: 34 30.
DIF:
both A and B
Which of the following is a functional protein? collagen C. keratin D.
ANS: C REF: MCS: 36
A. B.
PTS: 1 TOP: Proteins
D.
PTS: 1 DIF: TOP: Nucleic acids
Memorization
Which substance is found only in DNA? adenine C. guanine D.
ANS: C REF: MCS: 36
PTS: 1 DIF: TOP: Nucleic acids
thymine cytosine
Memorization
31. The nitrogen atom has a total of seven electrons. To have a full outer energy level, it would have to A. add one electron C. add three electrons B. lose one electron D. lose two electrons
ANS: C TOP: Atoms
PTS: 1
DIF:
Synthesis
REF: MCS: 27
32. Which type of chemical bond does not result in the formation of a new molecule? A. hydrogen bond B. ionic bond C. covalent bond D. None of the above; all chemical bonds result in the formation of a new molecule.
ANS: A REF: MCS: 30 TRUE/FALS E
PTS: 1 DIF: Memorization TOP: Hydrogen bonds
1.
Matter is anything that occupies space and has mass.
ANS: T REF: MCS: 27
PTS: 1 DIF: Memorization TOP: Levels of chemical organization
2. The mass of an atom is determined by the total number of protons and electrons.
ANS: F REF: MCS: 27
PTS: 1 TOP: Atoms
DIF:
Memorization
3. The two subatomic particles found in the nucleus of the atom are protons and neutrons.
ANS: T REF: MCS: 27 4.
PTS: 1 TOP: Atoms
DIF:
Memorization
A full atomic orbital always contains eight electrons.
ANS: F REF: MCS: 28
PTS: 1 TOP: Atoms
DIF:
Memorization
5. The atomic number of an atom is the number of protons plus the number of electrons.
ANS: F REF: MCS: 27 6.
PTS: 1 TOP: Atoms
DIF:
Memorization
The closer an orbital is to the nucleus of an atom, the higher its energy
level. ANS: F REF: MCS: 28
PTS: 1 TOP: Atoms
DIF:
Memorization
7. An atom with 11 protons, 12 neutrons, and 10 electrons has an atomic number of 11.
ANS: T TOP: Atoms
PTS: 1
DIF:
Application
REF: MCS: 27
8. An atom with 11 protons, 12 neutrons, and 10 electrons has an atomic mass of 21.
ANS: F TOP: Atoms
PTS: 1
DIF:
Application
REF: MCS: 27
9.
An atom with 11 protons, 12 neutrons, and 10 electrons has a +1 charge.
ANS: T TOP: Atoms 10.
PTS: 1
All molecules are not necessarily compounds.
Memorization
PTS: 1 TOP: Ionic bonds
DIF:
Memorization
PTS: 1 TOP: Ionic bonds
DIF:
Memorization
Covalent bonds are formed when atoms share electrons.
ANS: T REF: MCS: 30 16.
PTS: 1 DIF: TOP: Chemical bonding
When an ionic compound is put into water, it dissociates into ions.
ANS: T REF: MCS: 29 15.
REF: MCS: 28
Ionic bonds result from atoms sharing electrons.
ANS: F REF: MCS: 29 14.
Application
Chemical bonds form when atoms share, donate, or borrow electrons.
ANS: T REF: MCS: 29 13.
REF: MCS: 27
PTS: 1 DIF: Memorization TOP: Elements, molecules, and compounds
ANS: T PTS: 1 DIF: TOP: Elements, molecules, and compounds 12.
Application
An element is a substance composed of only one type of atom.
ANS: T REF: MCS: 28 11.
DIF:
PTS: 1 DIF: TOP: Covalent bonds
Memorization
When a covalent compound is put into water, it dissociates into ions.
ANS: F REF: MCS: 30
PTS: 1 DIF: TOP: Covalent bonds
Memorization
17. For a compound to be considered an organic compound it must have a C- O or an H-O bond.
ANS: F
PTS: 1
DIF:
Memorization
REF: MCS: 31 18.
ANS: F REF: MCS: 31
TOP: Inorganic chemistry
Water is the most abundant organic compound in the body. PTS: 1 TOP: Water
DIF:
Memorization
19. The process of dehydration synthesis makes bigger molecules from smaller molecules.
ANS: T REF: MCS: 31 20.
ANS: T REF: MCS: 31 21.
ANS: F REF: MCS: 31
PTS: 1 TOP: Water
DIF:
Memorization
The process of dehydration synthesis has water as one of its end products. PTS: 1 TOP: Water
DIF:
Memorization
The process of hydrolysis has water as one of its end products. PTS: 1 TOP: Water
DIF:
Memorization
22. One of the end products of hydrolysis would have one more hydrogen atom than it did at the beginning of the reaction.
ANS: T TOP: Water 23.
PTS: 1
REF: MCS: 31
DIF: TOP: Acids, bases,
Bases have a higher concentration of OH– ions than H+ ions.
ANS: T PTS: 1 Memorization REF: MCS: 32 and salts 25.
Synthesis
Acids have a higher concentration of H+ ions than OH– ions.
ANS: T PTS: 1 Memorization REF: MCS: 32 and salts 24.
DIF:
DIF: TOP: Acids, bases,
A solution with a pH of 8 has more H+ ions than a solution with a pH of 4.
ANS: F PTS: 1 TOP: Acids, bases, and salts
DIF:
Application
REF: MCS: 32