Chemistry for Allied Health Sciences
Textbook Exam Questions
Course Introduction
Chemistry for Allied Health Sciences provides students with a foundational understanding of chemical concepts and principles relevant to health-related fields. This course emphasizes the structure and function of matter, chemical reactions, solutions, acids and bases, and the behavior of gases, all with a focus on biological and physiological applications. Through lectures, laboratory experiments, and real-world examples, students will learn how chemistry underpins processes in the human body and supports practices in clinical and pharmaceutical environments. The course is designed to prepare future healthcare professionals with the chemical knowledge necessary for interpreting laboratory results, understanding drug interactions, and making informed decisions in patient care.
Recommended Textbook
Chemistry in Context 9th Edition by Kim Amer
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Page 2
Chapter 1: Portable Electronics: the Periodic Table in the
Palm of Your Hand
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Q1) Oxidation and reduction of atoms involves a change in the number of ___________ in the atom.
A)electrons
B)protons
C)neutrons
D)nuclei
Answer: A
Q2) How many protons are in an atom of carbon?
A)2
B)4
C)6
D)12
Answer: C
Q3) A computer chip was weighed and found to have a mass of 23.3040 g.How many significant figures does this number have?
A)4
B)5 C)6
D)7
Answer: C
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Chapter 2: The Air We Breathe
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Q1) Of five major gaseous components of air,which is the only one to vary significantly in concentration from place to place and from day to day?
A)Water vapor
B)Carbon dioxide
C)Nitrogen
D)Argon
Answer: A
Q2) Which of the following are examples of technological advances that have reduced air pollution?
A)Paint with reduced VOCs
B)Catalytic converters
C) Burning gasoline in leaf blowers
D)Low sulfur diesel fuels
Answer: A,B,D
Q3) Which chemical components are given off in car exhaust?
A)CO<sub>2</sub>
B)H<sub>2</sub>O
C)NO<sub>x</sub>
D)All of these choices are correct
Answer: D
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Chapter 3: Radiation From the Sun
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Sample Questions
Q1) When only one pair of shared electrons is involved in a covalent bond,the linkage is called a bond.
A)triple
B)single
C)double
D)resonant
Answer: B
Q2) What is special about the South Pole versus the North Pole that leads to ozone depletion only at the south Pole?
A)Ozone molecules are broken up by magnetic forces at the South Pole
B)The atmosphere is colder at the North Pole than at the South Pole
C)Polar stratospheric clouds form almost exclusively at the South Pole
D)There is more land mass at the South Pole than at the North Pole
Answer: C
Q3) Light behaves like
A)a particle.
B)a wave.
C)both a particle and a wave.
D)neither a particle nor a wave.
Answer: C
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Chapter 4: Climate Change
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Q1) Which occurrences or processes are expected to reduce the level of atmospheric carbon?
i.Decaying plant and animal remains
ii.The growth of trees
iii.Formation of carbonate rock in the ocean
iv.Animal respiration
A)i and ii only
B)ii and iii only
C)iii and iv only
D)i and iv only
Q2) Which of the following are ways that aerosols may affect climate?
A)Scattering incoming radiation
B)Nucleation of clouds
C)Absorbing incoming radiation
D)All of these choices are correct
Q3) Which of the following has the lowest albedo?
A)Ocean
B)Fresh snow
C)Old snow
D)Desert sand
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Chapter 5: Energy From Combustion
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Q1) The following molecules contain only single bonds. NH<sub>3</sub>(g) + 3F<sub>2</sub>(g) \(\rarr\) NF<sub>3</sub>(g) + 3 HF(g)The bond energies are: N - H 391 kJ/mol;F - F 158 kJ/mol;N - F 272 kJ/mol;H - F 566 kJ/mol.Which is the heat evolved or absorbed per mole of NH<sub>3</sub> that reacts with F<sub>2</sub>?
A)+289 kJ/mol
B)+867 kJ/mol
C)-289kJ/mol
D)-867 kJ/mol
Q2) A calorie is defined as exactly 4.184 J.Therefore 1.000 Cal is exactly
A)41.84 J.
B)418.4 J.
C)1000 J.
D)4184 J.
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Chapter 6: Energy From Alternative Sources
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Q1) Which is not true of radioactive half-life? Radioactive half-life is
A)the time required for the level of radioactivity in a sample to be cut in half.
B)independent of the amount of radioactive material present.
C)increased by heating the isotope.
D)independent of the physical or chemical form of the isotope.
Q2) Which of these is not a realistic risk associated with nuclear power plants?
A)Release of radioactivity from spent fuel rods
B)A nuclear explosion
C)A meltdown from loss of coolant
D)Thermal pollution of nearby body of water
Q3) Semiconductors,such as the element silicon,may be used in cells that convert solar radiation to electricity.One of the major difficulties encountered in using silicon is that it
A)is one of the rarest of all elements and therefore difficult to find on earth.
B)is expensive to produce large quantities of extremely pure silicon.
C)quickly evaporates when isolated in a pure state.
D)is the most active of all the elements,so it cannot be prepared in a pure state.
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Chapter 7: Energy Storage
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Q1) Reforming processes can store hydrogen fuel in a liquid form as another molecule.Which of the following cannot be reformed into hydrogen?
A)Methanol
B)Gasoline
C)Diesel
D)Carbon dioxide
Q2) Batteries are still preferred over supercapacitors for portable electronic applications.What factor(s) give rise to this preference?
A)Supercapacitors have low energy densities
B)Supercapacitors are charged much more quickly than batteries
C)Supercapacitors have virtually unlimited cycle lives
D)All of these choices are correct
Q3) What are the typical units for specific energy?
A)mAh/g
B)W/kg
C)Wh/kg
D)kWh
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Chapter 8: Water Everywhere: A Most Precious Resource
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Q1) Which form of water disinfection continues to provide antibacterial protection after the water leaves the purification plant?
A)Chlorination
B)Ozonation
C)UV radiation
D)Filtration
Q2) Which statement is not true?
A)In forming a solution,the solute dissolves other substances that are called solvents
B)Water is the solvent in an aqueous solution
C)Pure water does not conduct electricity
D)Electrolytes dissolved in water produce a solution that can conduct electricity
Q3) Which chemical equation shows the dissociation of magnesium hydroxide?
A)Mg(OH)<sub>2</sub> \(\rarr\) Mg<sup>2+</sup> + 2OH¯
B)MgOH \(\rarr\) Mg<sup>2+</sup> + OH<sup>2¯</sup>
C)Mg(OH)<sub>3</sub> \(\rarr\) Mg<sup>3+</sup> + 3OH¯
D)Mg(OH)<sub>2</sub> \(\rarr\) Mg<sup>2+</sup> + H<sub>2</sub>O + O<sup>2</sup><sup>-</sup>
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Chapter 9: The World of Polymers and Plastics
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Q1) Skin,hair,muscle,and enzymes are all made of protein,which is a natural polymer.Proteins are
A)polyesters.
B)polyethylenes.
C)polyamides.
D)polyalcohols.
Q2) What do the letters HDPE represent?
A)High definition polyethylene
B)High density polyethylene
C)Hard durable polyethylene
D)Highly ductile polyethylene
Q3) The regions of a polymer where the long polymer molecules are arranged neatly and tightly in a regular pattern is called the ________ region.
A)crystalline
B)amorphous
C)condensed
D)porous
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Chapter 10: Brewing and Chewing
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Questions
Q1) A vitner has two wines that he is testing the refractive index.Wine A has a higher sugar content than Wine B.Which statement describes the refractive indexes he will find for each wine with reasons?
A)Wine A has a larger density than Wine B and the refractive index for Wine A will be higher than Wine B
B)Wine B has a larger density than Wine A and the refractive index for Wine A will be lower than Wine B
C)The refractive indexes will be the same because they are made from the same grape
D)The refractive indexes will be the same because they have the same boiling point
Q2) How do conventional ovens cook food differently than microwave ovens?
A)Conventional ovens heat the air surrounding the food and microwave ovens do not heat the air
B)Microwave ovens heat the air surrounding the food and conventional ovens do not heat the air
C)Conventional ovens cook food at the temperature at which it should be served
D)Microwave ovens cook food at the temperature at which it should be served
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Page 12
Chapter 11: Nutrition
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Q1) All nine essential amino acids can be found in meat.By employing the nutritional principle of complementarity,a vegetarian gets all nine.What is complementarity?
A)Combining foods that complement each other's essential amino acids
B)Taking essential amino acid supplements to complement the diet
C)Complementing a vegetable with a fruit at every meal
D)Having milk to complement every meal
Q2) What is meant by malnutrition?
A)More calories than are necessary are consumed on a daily basis
B)Daily caloric consumption is insufficient to meet metabolic needs
C)Sufficient carbohydrate,fats,and proteins are consumed,but diet lacks micronutrients
D)The diet is lacking in proper nutrients,even though caloric intake may be sufficient
Q3) What is meant by the statement sat fat is bad?
A)All unsaturated fats are good
B)Ingesting saturated fats can increase the threat of heart disease
C)Obese people eat only saturated fats
D)Fat cells tend to accumulate in the lower part of the body
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Chapter 12: Health Medicine
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Q1) The father of modern medicine,Hippocrates,described making a tea that was effective against fever by boiling willow bark.Years later,the active ingredient was isolated and chemically modified to produce the drug we now know as A)acetaminophen.
B)aspirin.
C)ibuprofen.
D)penicillin.
Q2) Modern drug discovery often starts with a large library of compounds.These library studies are important because
A)cancerous tissue is much more difficult to target than foreign invaders.
B)old drugs will never be effective against new targets.
C)the search will definitely yield a new candidate drug.
D)the search may yield a number of possible framework pieces to build into a good drug.
Q3) Which functional group contains a nitrogen atom?
A)Alcohol
B)Amine
C)Ester
D)Ether
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Page 14
Chapter 13: Genes and Life
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Q1) What functional groups are present in all amino acids?
A)Alkyl group and carboxylic acid
B)Alkyl group and amino group
C)Alcohol and carboxylic acid
D)Alcohol and amino group
Q2) X-ray diffraction is a method for
A)determining the position of atoms in a crystal.
B)sequencing the primary structure of polymers.
C)inserting modified DNA into a cell.
D)dividing the DNA molecule into pieces for analysis.
Q3) DNA must uncoil before replication.
A)True
B)False
Q4) The level of protein structure that involves hydrogen bonding between the atoms of the polypeptide backbone is
A)primary.
B)secondary.
C)tertiary.
D)double helix.
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Chapter 14: Who Killed Drthompson a Forensic Mystery
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Q1) The image obtained from scanning electron microscopy (SEM) results from
A)electrons passing through the sample that reach a detector.
B)electrons that are blocked from reaching a detector through contact with sample atoms.
C)secondary electrons ejected from sample atoms through interaction with an electron beam.
D)All of these choices are correct
Q2) It has been proven that eating or drinking at a crime scene will not comprise evidence.
A)True
B)False
Q3) Which of the following aspect of forensic investigations portrayed on television is unrealistic?
A)The forensic investigator carefully surveys the crime scene and collects evidence in plastic bags
B)DNA profiles are analyzed within a few minutes and match a suspect
C)Fingerprints are taken from door knobs using a black powder and sticky tape
D)All of these choices are correct
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