Health Sciences
Test Preparation
Course Introduction
Health Sciences is an interdisciplinary field that explores the various aspects of human health, including the biological, behavioral, and social factors that influence wellness and disease. This course provides a comprehensive overview of topics such as anatomy and physiology, public health, healthcare systems, epidemiology, and health promotion. Students will gain an understanding of the scientific principles underpinning health and illness, learn about innovative approaches to disease prevention and treatment, and examine the ethical and societal challenges faced by healthcare professionals. By integrating knowledge from multiple disciplines, the course prepares students for diverse careers in healthcare, research, and public health policy.
Recommended Textbook
Human Physiology 14th Edition by Stuart Ira Fox Dr
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20 Chapters
2890 Verified Questions
2890 Flashcards
Source URL: https://quizplus.com/study-set/2958
Page 2
Chapter 1: The Study of Body Function
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118 Verified Questions
118 Flashcards
Source URL: https://quizplus.com/quiz/58864
Sample Questions
Q1) A single layer of irregularly shaped epithelial cells found lining the respiratory tract is called
A)simple columnar epithelium.
B)stratified cuboidal epithelium.
C)pseudostratified ciliated columnar epithelium.
D)transitional epithelium.
Answer: C
Q2) Specialized epithelial cells that line the urinary bladder that allow distention are called
A)transitional epithelium.
B)stratified cuboidal epithelium.
C)simple columnar epithelium.
D)nonkeratinized stratified squamous epithelium. Answer: A
Q3) For a theory to be scientific and accepted,it must be based on A)reproducible datA.
B)blind faith.
C)a single hypothesis.
D)the word of a professional scientist.
Answer: A
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Chapter 2: Chemical Composition of the Body
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116 Verified Questions
116 Flashcards
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Sample Questions
Q1) As the pH of the blood decreases,the amount of hydrogen ions in the blood would decrease.
A)True
B)False
Answer: False
Q2) The backbone of a DNA molecule is a chain of
A)alternating deoxyribose sugar and phosphate.
B)alternating phosphate and nitrogen.
C)alternating nitrogenous bases.
D)alternating deoxyribose and ribose sugars.
Answer: A
Q3) Which of the following is NOT a type of lipid?
A)prostaglandins
B)triglycerides
C)cholesterol
D)glycogen
Answer: D
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Chapter 3: Cell Structure and Genetic Control
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147 Verified Questions
147 Flashcards
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Sample Questions
Q1) Chromatin is comprised of _____________ and ___________.
A)phospholipids,DNA
B)DNA,protein
C)RNA,protein
D)DNA,RNA
Answer: B
Q2) Damage to cellular DNA that cannot be repaired would induce
A)mitosis.
B)meiosis.
C)apoptosis.
D)cell division.
Answer: C
Q3) Which of the following is NOT a function of the Golgi complex?
A)packaging final proteins in vesicles
B)modifying proteins
C)separation of different types of proteins
D)removal of the leader sequence from the protein
Answer: D
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Chapter 4: Enzymes and Energy
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99 Verified Questions
99 Flashcards
Source URL: https://quizplus.com/quiz/58861
Sample Questions
Q1) The process that yeast uses to make alcohol from glucose is A)fermentation.
B)aerobic respiration.
C)photosynthesis.
D)catalysis.
Q2) A ______________ is the amount of heat required to raise the temperature of one cubic centimeter of water one degree on the Celsius scale. A)specific heat
B)meter
C)boiling point
D)calorie
Q3) Hydrolysis reactions are catalyzed by A)dehydrogenases. B)hydrolases.
C)isomerases.
D)synthases.
Q4) Free energy is the only type that can be used to perform cellular work. A)True B)False
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Chapter 5: Cell Respiration and Metabolism
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106 Verified Questions
106 Flashcards
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Sample Questions
Q1) Which of the following is NOT a molecule of the electron transport system?
A)coenzyme Q
B)coenzyme A
C)flavin mononucleotide (FMN)
D)cytochrome b
Q2) Which of the following is NOT a proton pump of the electron transport system?
A)NADH-coenzyme Q reductase complex
B)FADH-cytochrome c reductase complex
C)cytochrome c reductase complex
D)cytochrome c oxidase complex
Q3) In the complete process of aerobic respiration,the major source of reduced NAD and FAD is glycolysis.
A)True
B)False
Q4) Each turn of the citric acid cycle directly produces ______________ molecule(s)of ATP.
A)one
B)two
C)four
D)no
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Chapter 6: Interactions Between Cells and the Extracellular Environment
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123 Verified Questions
123 Flashcards
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Sample Questions
Q1) Which of the following is true of oral rehydration therapy?
A)It is used to treat severe diarrheA.
B)The presence of glucose aids the intestinal absorption of Na<sup>+</sup> and water.
C)It saves more than a million small children per year.
D)All apply.
Q2) A cell placed in a 9% saline solution (molecular weight = 58.5g)would A)lyse.
B)crenate.
C)not change.
D)swell.
Q3) The osmotic pressure exerted by a cell would decrease if the cell synthesized more proteins.
A)True
B)False
Q4) The transport maximum is related to the property known as A)competition.
B)saturation.
C)specificity.
D)inhibition.
8
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Chapter 7: The Nervous System: Neurons and Synapses
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190 Verified Questions
190 Flashcards
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Sample Questions
Q1) The average resting membrane potential of a neuron is -85mV.
A)True
B)False
Q2) Which of the following is NOT true of EPSPs?
A)they are graded responses
B)they are capable of summation
C)they have a refractory period
D)they are initiated by neurotransmitters
Q3) Acetylcholine usually induces an excitatory postsynaptic potential when binding to ________ receptors and an inhibitory postsynaptic potential when binding to some ____________ receptors.
A)NMDA,nicotinic
B)nicotinic,muscarinic
C)muscarinic,NMDA
D)muscarinic,nicotinic
Q4) Which of the following is NOT true of long-term potentiation (LTP)?
A)Associated with the removal of AMPA glutamate receptors
B)Repeated stimulation enhance excitability
C)Associated with insertion of AMPA glutamate receptors
D)It is a form of synaptic plasticity
Page 9
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Chapter 8: The Central Nervous System
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160 Verified Questions
160 Flashcards
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Sample Questions
Q1) A hypothalamic tumor inducing hyperactivity of the medial hypothalamus may result in weight loss.
A)True
B)False
Q2) Impaired voluntary movements would suggest damage to the basal nuclei.
A)True
B)False
Q3) A positive Babinski sign in adults indicates damage to the pyramidal motor tracts.
A)True
B)False
Q4) The hypothalamus and the limbic system are involved in A)aggression.
B)fear.
C)sex.
D)goal-directed behavior.
E)All apply.
Q5) Cell bodies of motor neurons are found within the dorsal root ganglia. A)True B)False
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Chapter 9: The Autonomic Nervous System
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105 Verified Questions
105 Flashcards
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Sample Questions
Q1) Which of the following is a catecholamine?
A)norepinephrine
B)acetylcholine
C)nitric oxide
D)All apply.
Q2) Fibers that secrete norepinephrine are called adrenergic fibers.
A)True
B)False
Q3) ___________ selectively stimulates a<sub>2</sub> receptors in brain neurons thereby suppressing sympathoadrenal activation and lowering blood pressure.
A)Clonidine
B)Atropine
C)Acetylcholine
D)Bradykinin
Q4) Four of the twelve pairs of cranial nerves give rise to parasympathetic preganglionic nerves.
A)True
B)False
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11
Chapter 10: Sensory Physiology
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180 Verified Questions
180 Flashcards
Source URL: https://quizplus.com/quiz/58855
Sample Questions
Q1) The law of specific nerve energies can be used to explain A)phantom limbs.
B)paradoxical cold.
C)sensory adaptation.
D)lateral inhibition.
Q2) The structure for hearing is the A)vestibular apparatus.
B)spiral organ.
C)organ of Corti.
D)Both the spiral organ and the organ of Corti are correct.
Q3) The capsaicin receptor serves as both an ion channel and a receptor for the molecule in chili peppers that causes sensations of
A)heat and pain.
B)cold and pain.
C)pressure and pain.
D)heat and pressure.
Q4) The lens is clear with no blood because it is made of dead cells.
A)True
B)False
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Chapter 11: Endocrine Glands: Secretion and Action of Hormones
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157 Verified Questions
157 Flashcards
Source URL: https://quizplus.com/quiz/58854
Sample Questions
Q1) Lipophilic hormones and thyroid hormone are transported to their target cells free in the plasma.
A)True
B)False
Q2) What does the release of TSH from the anterior pituitary cause?
A)thyroid follicle cells produce MIT and DIT
B)thyroid follicle cells produce calcitonin
C)thyroid follicle cells take up a small amount of colloid,hydrolyze T<sub>3</sub> and T<sub>4</sub>,and release them into the blood
D)thyroid follicle cells oxidize iodide ions to iodine
Q3) All of the following are considered nonsteroidal anti-inflammatory drugs EXCEPT A)aspirin.
B)celecoxib (Celebrex).
C)acetaminophen (Tylenol).
D)rofecoxib (Vioxx).
Q4) Many growth factors use
A)cyclic AMP as a second messenger.
B)tyrosine kinase as a second messenger.
C)calmodulin as a second messenger.
D)cyclic GMP as a second messenger.
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Chapter 12: Muscle: Mechanisms of Contraction and Neural Control
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149 Verified Questions
149 Flashcards
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Sample Questions
Q1) When a muscle cell generates tension but does not shorten,a(n)______ contraction occurs.
A)isometric
B)isotonic
C)spastic
D)flaccid
Q2) Flexors increase the angle at a joint.
A)True
B)False
Q3) Increasing the frequency of action potentials in a somatic motor neuron will induce increased force of muscle contraction.
A)True
B)False
Q4) During skeletal muscle contraction,adjacent _________ are pulled closer together as the _______ between them shorten.
A)A bands;I bands
B)I bands;A bands
C)Z disks;A bands
D)Z disks;M lines
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Chapter 13: Blood,Heart and Circulation
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157 Verified Questions
157 Flashcards
Source URL: https://quizplus.com/quiz/58852
Sample Questions
Q1) Fenestrated capillaries are found in the A)liver and bone marrow.
B)skeletal muscles.
C)adipose tissue.
D)endocrine glands.
Q2) Myocardial cells exhibit a plateau phase instead of quickly repolarizing.This is due to
A)inward diffusion of calcium through slow Ca<sup>2+</sup> channels.
B)inward diffusion of sodium through fast Na<sup>+</sup> channels.
C)inward diffusion of potassium through voltage-gated K<sup>+</sup> channels.
D)outward pumping of sodium by the Na<sup>+</sup>/K<sup>+</sup> pump.
Q3) Serum is blood plasma without fibrinogen.
A)True
B)False
Q4) A person with Rh<sup>-</sup> blood will normally have antibodies against Rh present in their blood.
A)True
B)False
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Chapter 14: Cardiac Output,Blood Flow,and Blood Pressure
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150 Verified Questions
150 Flashcards
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Sample Questions
Q1) How much of the total body water is generally found in the blood plasma?
A)67%
B)33%
C)26.3%
D)6.7%
Q2) The effect of acetylcholine binding to its receptors in the heart is a heart rate
A)increase.
B)decrease.
C)unchanged.
Q3) Pulmonary blood pressure is higher than arterial blood pressure because the blood flows a shorter distance.
A)True
B)False
Q4) Cardiogenic shock can result from
A)myocardial infarction.
B)increased cardiac output.
C)increased sympathetic outflow to the heart.
D)parasympathetic antagonists.
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Chapter 15: The Immune System
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137 Verified Questions
137 Flashcards
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Sample Questions
Q1) During the local inflammatory response,a lack of mast cells would result in A)decreased antibody secretion.
B)interaction of antibodies with the pathogen.
C)activation of complement.
D)decreased capillary permeability.
Q2) Class-2 MHC molecles are found on all of the following EXCEPT A)macrophages.
B)mature red blood cells.
C)dendritic cells.
D)lymphocytes.
Q3) The ability of IgM antibodies to convert of other types of antibodies is called A)cloning.
B)antigen-dependent diversification.
C)class switch recombination.
D)somatic hyper mutation.
Q4) Bone marrow stem cells and mast cells proliferate in response to A)interleukin-1.
B)interleukin-2.
C)interleukin-3.
D)interleukin-4.
Page 17
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Chapter 16: Respiratory Physiology
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164 Verified Questions
164 Flashcards
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Sample Questions
Q1) Nitric oxide (NO)may form the following compound and increase the drive to breath.
A)NO<sub>2</sub>
B)HCO<sub>3</sub>
C)SNOs
D)SIDS
Q2) The partial pressure of oxygen decreases at high altitude because the amount of oxygen in the air is decreased.
A)True
B)False
Q3) The immediate increase in ventilation as exercise begins can be explained through both neurogenic and humoral responses.
A)True
B)False
Q4) Quiet expiration will increase intrapulmonary pressure to about +3 mm Hg above atmospheric pressure.
A)True
B)False
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18
Chapter 17: Physiology of the Kidneys
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152 Verified Questions
152 Flashcards
Source URL: https://quizplus.com/quiz/58848
Sample Questions
Q1) The effectiveness of some antibiotics,such as penicillin,is enhanced by preventing their excretion by use of A)toxiporins.
B)organic anion transporters.
C)probenecid.
D)xenobiotics.
Q2) Through renal autoregulation,an increase in blood pressure will cause the afferent arteriole to ____ and therefore the GFR will ____.
A)dilate,not change
B)dilate,decrease.
C)constrict,decrease.
D)constrict,not change.
Q3) Antidiuretic hormone exerts its effect via a cAMP second messenger system. A)True
B)False
Q4) Damage to the lumbar region of the spinal cord could impair micturition.
A)True
B)False
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19
Chapter 18: The Digestive System
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172 Verified Questions
172 Flashcards
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Sample Questions
Q1) Protection against atherosclerosis is believed to be associated with an
A)elevated HDL-cholesterol.
B)elevated LDL-cholesterol.
C)elevated total cholesterol.
D)elevated VLDL-cholesterol.
Q2) Colipase is secreted by the duodenum and functions in fat emulsification.
A)True
B)False
Q3) Free amino acids are absorbed into the blood stream by A)simple diffusion.
B)cotransport with H<sup>+</sup>.
C)facilitated diffusion.
D)cotransport with Na<sup>+</sup>.
Q4) Acid chyme is buffered by __________ secreted from the pancreas.
A)mucus
B)bicarbonate
C)ammonia
D)urea
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Chapter 19: Regulation and Metabolism
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138 Verified Questions
138 Flashcards
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Sample Questions
Q1) Low leptin levels are found in cases of starvation,anorexia,and bulimia.
A)True
B)False
Q2) The thyroid gland secretes all of the following EXCEPT
A)thyroxin.
B)triiodothyronine.
C)calcitonin.
D)parathyroid hormone.
Q3) Which of the following is true of type 1 diabetes mellitus?
A)Lack of insulin leads to hypertension and decreased fatty acids in the blood.
B)Lack of insulin caused a decrease in glucagon production.
C)Glucagon production increases that leads to hyperglycemia and ketoacidosis.
D)Lack of insulin leads to hypoglycemia and ketoacidosis.
Q4) People who have had their thyroid glands removed will need to take pharmacological levels of calcitonin to maintain blood calcium balance.
A)True
B)False
Q5) Insulin secretion is often normal in individuals with type I diabetes mellitus.
A)True
B)False
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Chapter 20: Reproduction
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164 Verified Questions
164 Flashcards
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Sample Questions
Q1) The majority of the testis is comprised of
A)Leydig cells.
B)interstitial cells.
C)Sertoli cells.
D)seminiferous tubules.
Q2) Milk let-down
A)is stimulated by epinephrine.
B)relies only on autonomic nerves.
C)is inhibited by oxytocin.
D)may occur in response to auditory cues.
Q3) The possibility that nuclear transplantation from one cell to another could produce stem cells is referred to as
A)totipotent cloning.
B)reproductive cloning.
C)therapeutic cloning.
D)multipotent cloning.
Q4) Women who are very lean and physically active may have irregular cycles and amenorrhea.
A)True
B)False
Page 22
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