Allied Health Biology
Mock Exam
Course Introduction
Allied Health Biology provides an essential foundation in the biological principles relevant to health-related professions. This course explores cell structure and function, genetics, human anatomy and physiology, microbiology, and basic biochemistry, emphasizing their application to health and disease. By integrating biological concepts with real-world examples, students gain an understanding of how the human body works and how various biological processes impact health outcomes. The course is designed for students pursuing careers in allied health fields, equipping them with the scientific knowledge necessary for further specialized study and professional practice.
Recommended Textbook
Human Biology 12th Edition by Sylvia Mader
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25 Chapters
1495 Verified Questions
1495 Flashcards
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Page 2
Chapter 1: Exploring Life and Science
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Sample Questions
Q1) The tentative explanation to be tested is called
A) a theory.
B) a hunch.
C) a hypothesis.
D) the data.
E) the conclusion.
Answer: C
Q2) Scientists who have a financial stake in a company are now required to state that when they do research.This is an example of
A) ethics in science.
B) financial planning.
C) a new business model.
D) a biotechnology revolution.
E) statistical significance.
Answer: A
Q3) Organisms are composed of multiple cells.
A)True
B)False
Answer: False
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Page 3
Chapter 2: Chemistry of Life
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Sample Questions
Q1) On a warm day in April,Tina jumped into the swimming pool.To her surprise the water was really cold.Which property of water did she discover?
A) Water molecules are cohesive.
B) The temperature of liquid water rises and falls slowly.
C) Water possesses hydrogen bonds.
D) Water is a polar molecule.
E) Frozen water is less dense than liquid water.
Answer: B
Q2) An alpha helix or a beta sheet are examples of what level of protein structure?
A) secondary
B) primary
C) tertiary
D) quaternary
Answer: A
Q3) Which of the following is not a monosaccharide?
A) glucose
B) fructose
C) galactose
D) maltose
Answer: D
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Chapter 3: Cell Structure and Function
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Sample Questions
Q1) The diffusion of water across a semi-permeable membrane is called
A) denaturation.
B) osmosis.
C) dispersion.
D) dissociation.
E) reconstitution.
Answer: B
Q2) If the mitochondrion is the result of endosymbiosis,what membrane of the mitochondrion represents the engulfing vesicle?
A) the outer mitochondrial membrane
B) vacuole
C) cristae
D) matrix
E) grana
Answer: A
Q3) Archaea are considered the evolutionary precursors to eukaryotic cells.
A)True
B)False
Answer: True
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Page 5
Chapter 4: Organization and Regulation of Body Systems
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Sample Questions
Q1) Which type of tissue covers body surfaces and lines body cavities?
A) epithelial tissue
B) connective tissue
C) muscular tissue
D) nervous tissue
E) vascular tissue
Q2) Which two types of cells make myelin?
A) oligodendrocytes and Schwann cells
B) microglia and astrocytes
C) astrocytes and oligodendrocytes
D) microglia and oligodendrocytes
E) Schwann cells and microglia
Q3) The pleurae would be found in which body system?
A) the respiratory system
B) the cardiovascular system
C) the muscular system
D) the urinary system
E) the skeletal system
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6
Chapter 5: Cardiovascular System: Heart and Blood
Vessels
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Sample Questions
Q1) Which chamber of the heart pumps blood into the pulmonary circuit?
A) right atrium
B) right ventricle
C) left atrium
D) left ventricle
Q2) Which of the following is not a symptom of a heart attack?
A) feeling of pressure in the chest
B) dizziness
C) nausea and vomiting
D) diarrhea
E) shortness of breath
Q3) What structure within a capillary bed shunts blood from the arteriole to the venule?
A) precapillary valve
B) endothelium
C) precapillary sphincter
D) pericardium
E) shunt valve
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Page 7
Chapter 6: Cardiovascular System: Blood
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Sample Questions
Q1) Hemoglobin that carries carbon dioxide is called A) oxyhemoglobin.
B) betahemoglobin.
C) carbaminohemoglobin.
D) alphahemoglobin.
E) deoxyhemoglobin.
Q2) The production of leukocytes is regulated by A) rennin.
B) erythropoietin.
C) colony-stimulating factor.
D) folic acid.
E) prolactin.
Q3) When Jennifer had to receive a gamma globulin shot after being exposed to hepatitis,the gamma globulins were serving what function?
A) blood clotting agents
B) transport molecules for cholesterol and iron
C) antibodies
D) osmoregulatory molecules
E) transport molecules for glucose
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Page 8
Chapter 7: Lymphatic System and Immunity
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Sample Questions
Q1) What are organisms that are capable of causing disease called?
A) symbionts
B) teratogens
C) carcinogens
D) mutagens
E) pathogens
Q2) Choose the following statement that does not describe viruses.
A) They contain a protein coat called a capsid.
B) They may contain genomic DNA or RNA.
C) They are acellular.
D) They are obligate intracellular parasites.
E) They grow and develop.
Q3) Which of the following is not considered a barrier to entry of a pathogen?
A) intact skin
B) mucous membranes
C) sebaceous secretions
D) acid pH of stomach
E) inflammatory response
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9
Chapter 8: Digestive System and Nutrition
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Sample Questions
Q1) Which of the enzyme-substrate pairings is incorrect?
A) Nuclease-DNA
B) Lipase-fat
C) Pepsin-protein
D) Amylase-starch
E) Trypsin-carbohydrates
Q2) What serves as an emulsifying agent in the small intestine?
A) lipase
B) bile
C) amylase
D) pepsin
E) maltase
Q3) There is a hormone produced by the stomach that feeds back and acts on the stomach.
A)True
B)False
Q4) When a nutrition labels states that something has "0" grams of trans fat,this might not mean there are no trans fats in the food.
A)True
B)False
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Chapter 9: Respiratory System
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Sample Questions
Q1) Which of the following is not part of the upper respiratory tract?
A) bronchi
B) nasal cavity
C) epiglottis
D) pharynx
E) glottis
Q2) How does the respiratory center control the diaphragm?
A) via the blood carbon dioxide level
B) via the blood pH
C) via the intercostal nerves
D) via the phrenic nerve
E) via the vagus nerve
Q3) Which of the following infections does not affect a structure in the respiratory tract?
A) laryngitis
B) strep throat
C) tonsilitis
D) otitis media
E) bronchitis
Q4) Can you hold your breath until you die?
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Chapter 10: Urinary System and Excretion
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Sample Questions
Q1) Place the parts of the nephron in order.1.ascending limb of loop; 2.descending limb of loop; 3.proximal convoluted tubule; 4.glomerulus; 5.collecting duct; 6.distal convoluted tubule
A) 4,3,2,1,6,5
B) 1,2,3,4,5,6
C) 2,1,6,4,3,5
D) 1,2,4,3,6,5
E) 6,4,1,2,3,5
Q2) The inner medulla of the kidney is ____________ to the loop of Henle and therefore water leaves the loop at the descending limb and collecting duct.
A) isotonic
B) hypertonic
C) hypotonic
Q3) The kidneys convert vitamin D and thereby assist calcium homeostasis.
A)True
B)False
Q4) The renal pyramids are located within the renal pelvis.
A)True
B)False
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Chapter 11: Skeletal System
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Sample Questions
Q1) Arrange the steps of bone repair in order.1.Remodeling; 2.Bony callus; 3.Hematoma; 4.Fibrocartilaginous callus
A) 1,2,3,4
B) 4,3,2,1
C) 1,2,4,3
D) 3,4,2,1
E) 2,1,4,3
Q2) A synovial joint allows for flexion and extension,adduction and abduction,and inversion and eversion,but not rotation and circumduction.
A)True
B)False
Q3) Which bone is the longest and strongest bone in the body?
A) humerus
B) pelvis
C) tibia
D) fibula
E) femur
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Chapter 12: Muscular System
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Sample Questions
Q1) How are muscles attached to bone?
A) with ligaments
B) with tendons
C) with bursae
Q2) Which of the following does not occur when you are very,very cold?
A) More blood flows to the surface of the body.
B) Smooth muscle contracts inside the blood vessels supplying the skin.
C) The arrector pili muscles contract.
D) Shivering occurs.
E) You get goose bumps.
Q3) A muscle fiber is made up of many
A) muscle cells.
B) T tubules.
C) myofibrils.
D) fascicles.
E) bursa.
Q4) In good muscle tone,how many motor units are contracted?
A) none
B) some
C) all
Page 14
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Chapter 13: Nervous System
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Sample Questions
Q1) The cerebrum is associated with the A) two lateral ventricles.
B) third ventricle.
C) fourth ventricle.
Q2) Which of the following is not a lobe of the cerebral hemisphere?
A) reticular
B) frontal
C) parietal
D) temporal
E) occipital
Q3) The brain stem contains the midbrain,the pons,and the medulla oblongata.
A)True
B)False
Q4) How does caffeine work?
A) increases the amount of neurotransmitter at a synapse
B) interferes with or decreases the action of a neurotransmitter
C) replace or mimic a neurotransmitter
D) replace or mimic a neuromodulator
E) promote the action of a neurotransmitter
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Chapter 14: Senses
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Sample Questions
Q1) Which of the following is not a layer or coat of the eye?
A) sclera
B) choroid
C) retina
D) aqueous humor
Q2) What type of receptor is involved in reflex actions that maintain muscle tone and,thereby,the body's equilibrium and posture?
A) proprioceptors
B) cutaneous receptors
C) pain receptors
D) chemoreceptors
E) nociceptors
Q3) The utricle is especially sensitive to what type of movements?
A) back and forth
B) up and down
C) standing upside
D) spinning around
Q4) It is just a myth that eating carrots will improve your night vision.
A)True
B)False
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Chapter 15: Endocrine System
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Sample Questions
Q1) Gonadotropin-releasing hormone is involved in the regulation of both the testes and the ovaries.
A)True
B)False
Q2) Which of the following hormones is not produced by the anterior pituitary?
A) prolactin
B) growth hormone
C) thyroid stimulating hormone
D) adrenocorticotropic hormone
E) oxytocin
Q3) Which of the following is a result of mineralocorticoid release?
A) Glucose is not broken down.
B) The immune cells are suppressed.
C) Inflammation is reduced.
D) Proteins and fat are broken down.
E) Blood volume and pressure increase.
Q4) Usually you are consciously aware of the governance of your internal organs by the nervous and endocrine system.
A)True
B)False
Page 17
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Chapter 16: Reproductive System
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Sample Questions
Q1) Which of the following parts of the female reproductive system is not present in pairs?
A) uterus
B) ovary
C) oviduct
Q2) How does GIFT differ from IVF?
A) The sperm come from a stranger.
B) The eggs and sperm are placed in the oviducts immediately after being brought together.
C) A woman is contracted and paid to carry the baby.
D) A single sperm is injected into an egg.
E) Fertility drugs are used to obtain the eggs.
Q3) The end result of meiosis I is
A) spermatogonia.
B) primary spermatocytes.
C) secondary spermatocytes.
D) spermatids.
E) spermatozoa.
Q4) In males,is there an organ analogous to the uterus in females?
Q5) Is bacterial vaginosis (BV)always a result of sexual transmission?
Page 18
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Chapter 17: Development and Aging
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Sample Questions
Q1) Which of the following is involved in the prevention of polyspermy?
A) acrosome of the sperm
B) depolarization of the egg's plasma membrane
C) fusion of the sperm and egg nucleus
D) changes within the corona radiata
Q2) Which of the following is not a chief effect of progesterone?
A) increased uterine blood flow
B) relaxation of smooth muscle
C) reduced uterine motility
D) reduced maternal immune response to fetus
Q3) The _______ is the first embryonic membrane to appear,and it is the first site of
A) amnion, umbilical cord formation
B) yolk sac, placenta development
C) chorion, neural system development
D) allantois, amniotic fluid formation
E) yolk sac, blood cell formation
Q4) The blood of the mother and the fetus mix in the placenta.
A)True
B)False
Page 19
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Chapter 18: Patterns of Chromosome Inheritance
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Sample Questions
Q1) There is no mechanism to ensure the exact partitioning of the cytoplasm as there is of the DNA.
A)True
B)False
Q2) Which of the following is not a stage of interphase?
A) cytokinesis
B) G<sub>1</sub>
C) G<sub>2</sub>
D) S
Q3) At which stage of mitosis do you first see the chromosomes appearing?
A) prophase
B) metaphase
C) anaphase
D) telophase
Q4) Which division of meiosis is like mitosis?
A) meiosis I
B) meiosis II
Q5) In a karyotype,each chromosome contains two sister chromatids.
A)True
B)False
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Chapter 19: Cancer
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Sample Questions
Q1) When the p53 gene is overexpressed in normal cells,the cells are killed.
A)True
B)False
Q2) Which of the following is not a type of chemotherapy?
A) alkylating agents
B) antimetabolites
C) antitumor antibiotics
D) bone marrow transplants
E) mitotic inhibitors
Q3) In the case of a proto-oncogene like RET,both copies of the gene must be mutated to increase a predisposition to cancer.
A)True
B)False
Q4) Cancers of epithelial tissues are called
A) leukemias.
B) sarcomas.
C) carcinomas.
D) lymphomas.
E) blastomas.
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Chapter 20: Patterns of Genetic Inheritance
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Sample Questions
Q1) Most polygenic traits show discrete phenotypes when plotted on a graph.
A)True
B)False
Q2) When you describe a person as having attached ear lobes,you are describing their genotype.
A)True
B)False
Q3) Which of the following is not a characteristic of an autosomal recessive disorder pedigree?
A) Heterozygotes have an affected phenotype.
B) Affected children can have unaffected parents.
C) Two affected parents will always have affected children.
D) Both males and females are affected with equal frequency.
E) Affected individuals with homozygous unaffected mates will have unaffected children.
Q4) While a locus refers to a unit of heredity,a gene refers to a specific position on a chromosome.
A)True
B)False
Q5) Can two parents that have a genetic disorder ever have a normal child?
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Chapter 21: DNA Biology and Technology
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Sample Questions
Q1) More than 50% of the entire human genome codes for functional proteins.
A)True
B)False
Q2) In the RNA sequence CAAUGACCAG,what will be the first amino acid incorporated?
A) alanine
B) glutamine
C) methionine
D) valine
E) glycine
Q3) As the RNA is being made,it is exported from the nucleus to the cytoplasm for translation.
A)True
B)False
Q4) Which of the following is not a level of regulation for gene expression?
A) Pretranscriptional
B) Transcriptional
C) Posttranscriptional
D) Pretranslational
E) Translational
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Chapter 22: Human Evolution
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Sample Questions
Q1) What was the energy source Miller used in his 1953 experiment to replicate Earth's early environment?
A) electric spark
B) heat
C) ultraviolet radiation
D) gamma radiation
E) sunlight
Q2) Which of the following was not an energy source on early Earth?
A) volcanoes
B) meteorites
C) lightning
D) ozone layer
E) ultraviolet radiation
Q3) What characteristics separate the Class Mammalia from other animals in the Phylum Chordata?
A) bipedal locomotion and an upright stance
B) heterotrophic and multicellular
C) a dorsal tubular nerve cord and notochord
D) vertebrates with hair and mammary glands
E) develop brain and tool use
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Chapter 23: Global Ecology and Human Interferences
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Sample Questions
Q1) Are humans capable of upsetting global biogeochemical cycles with their activities?
Q2) Almost 100% of the energy taken in by plants from the sun is available to an ecosystem.
A)True
B)False
Q3) The conditions that define a tropical grassland,such as a savanna,are
A) low to high temperatures and low annual rainfall.
B) high temperatures and moderate/seasonal rainfall.
C) low average temperature but moderate rainfall.
D) high average temperature and large amounts of annual rainfall.
E) low to high temperatures and large amounts of annual rainfall.
Q4) What organism would be at the second level in a detrital food chain?
A) leaves
B) detritus
C) birds
D) earthworms
E) shrews
Q5) Do all ecological pyramids actually look like a pyramid?
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Chapter
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Q1) Which of the following is an indirect,as opposed to a direct,value of biodiversity?
A) medical use
B) food
C) consumptive use
D) ecotourism
Q2) What organization oversees the cleanup of hazardous waste sites in the United States?
A) NIH
B) NSF
C) USDA
D) EPA
E) USGS
Q3) Which of the following is not a characteristic of a sustainable society?
A) multi-use farming
B) integrated pest management
C) mass transit
D) draining of wetlands for housing
E) recycling and composting
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Chapter 25: Infectious Diseases Supplement
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Sample Questions
Q1) As of yet,there have been no Phase III vaccine trials for an HIV vaccine.
A)True
B)False
Q2) How does HIV know what cells to infect?
A) It can infect any cell it comes in contact with.
B) It can only infect cells on the surface of the body where the temperature is lower.
C) It can only infect cells that are actively growing and dividing.
D) It infects cells with a particular surface receptor.
E) It only infects cells with that line the reproductive tract.
Q3) What type of cells does HIV infect?
A) helper T cells
B) B cells
C) liver cells
D) epithelial cells
E) basophils
Q4) Streptococcus is now considered to be a reemerging pathogen.
A)True
B)False
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