Question 1

Which of the following is most likely to develop if the pressure within the pulmonary capillaries increases?

Accepted Answer

A)  pedal edema 
B)  pulsating jugular veins 
C)  pulmonary edema 
D)  varicose veins 
A)  pedal edema 
B)  pulsating jugular veins 
C)  pulmonary edema 
D)  varicose veins C

Question 2

A sudden rise in blood pressure is most likely to produce a baroreceptor-induced

Accepted Answer

A)  (+)inotropic effect. 
B)  bradycardia. 
C)  narrowed pulse pressure. 
D)  increased heart rate. 
A)  (+)inotropic effect. 
B)  bradycardia. 
C)  narrowed pulse pressure. 
D)  increased heart rate. B

Question 3

What is the pulse pressure when a person's blood pressure is 120/80 mm Hg?

Accepted Answer

A)  120 
B)  80 
C)  40 
D)  Can't determine the pulse pressure from this information. 
A)  120 
B)  80 
C)  40 
D)  Can't determine the pulse pressure from this information. C

Question 4

An IV infusion of mannitol (a hypertonic sugar solution)is used to decrease intracranial pressure in a head-injured patient because the mannitol

Accepted Answer

A)  provides calories for the healing of the injured brain. 
B)  is absorbed by the injured brain cells and pulls water into the brain cells from the tissue fluid. 
C)  pulls water out of the interstitium of the brain into the capillaries,thereby relieving edema. 
D)  "clumps" the plasma proteins together,thereby severely diminishing plasma oncotic pressure. 
A)  provides calories for the healing of the injured brain. 
B)  is absorbed by the injured brain cells and pulls water into the brain cells from the tissue fluid. 
C)  pulls water out of the interstitium of the brain into the capillaries,thereby relieving edema. 
D)  "clumps" the plasma proteins together,thereby severely diminishing plasma oncotic pressure.

Question 5

Which of the following best indicates why a person who is taking antihypertensive drugs should not drink alcohol or sit in a hot tub?

Accepted Answer

A)  hypokalemia (low potassium)and flabby muscles 
B)  hypertensive crisis and stroke 
C)  vasodilation and hypotension 
D)  hemolysis and jaundice 
A)  hypokalemia (low potassium)and flabby muscles 
B)  hypertensive crisis and stroke 
C)  vasodilation and hypotension 
D)  hemolysis and jaundice

Question 6

What is the term that refers to the difference between the systolic and diastolic blood pressure reading?

Accepted Answer

A)  pulse deficit 
B)  cardiac output 
C)  stroke volume 
D)  pulse pressure 
A)  pulse deficit 
B)  cardiac output 
C)  stroke volume 
D)  pulse pressure

Question 7

Plasma oncotic pressure is due primarily to

Accepted Answer

A)  blood pressure. 
B)  plasma proteins,especially albumin. 
C)  lymph. 
D)  electrolytes such as sodium and chloride. 
A)  blood pressure. 
B)  plasma proteins,especially albumin. 
C)  lymph. 
D)  electrolytes such as sodium and chloride.

Question 8

A pregnant woman notices that her ankles are swollen after standing for 6 hours at her place of employment.In the evening when she elevates her feet,the swelling diminishes because

Accepted Answer

A)  capillary hydrostatic pressure in the blood vessels of the lower extremities decreases. 
B)  plasma oncotic pressure decreases. 
C)  plasma oncotic pressure increases. 
D)  lymphatic drainage decreases. 
A)  capillary hydrostatic pressure in the blood vessels of the lower extremities decreases. 
B)  plasma oncotic pressure decreases. 
C)  plasma oncotic pressure increases. 
D)  lymphatic drainage decreases.

Question 9

Which term refers to drugs that cause vasodilation and reduce vascular resistance?

Accepted Answer

A)  diuretics 
B)  antihypertensive drugs 
C)  inotropic drugs 
D)  sympathomimetic drugs 
A)  diuretics 
B)  antihypertensive drugs 
C)  inotropic drugs 
D)  sympathomimetic drugs

Question 10

Which of the following is most related to the systolic reading,diastolic reading,and Korotkoff sounds?

Accepted Answer

A)  cardiac output 
B)  blood pressure 
C)  the electrical activity of the heart 
D)  coronary blood flow 
A)  cardiac output 
B)  blood pressure 
C)  the electrical activity of the heart 
D)  coronary blood flow

Question 11

A drug that activates alpha? adrenergic receptors

Accepted Answer

A)  causes a vasodepressor effect. 
B)  is classified as a (+)inotropic drug. 
C)  elevates blood pressure. 
D)  is classified as an antihypertensive drug. 
A)  causes a vasodepressor effect. 
B)  is classified as a (+)inotropic drug. 
C)  elevates blood pressure. 
D)  is classified as an antihypertensive drug.

Question 12

Edema is least likely to occur in which of the following?

Accepted Answer

A)  Plasma oncotic pressure decreases because of starvation. 
B)  Plasma oncotic pressure decreases because the child filters large amounts of albumin into his urine. 
C)  Plasma osmolarity increases when the patient becomes dehydrated. 
D)  A woman with breast cancer has surgery that involves a breast amputation and removal of the lymph nodes/vessels. 
A)  Plasma oncotic pressure decreases because of starvation. 
B)  Plasma oncotic pressure decreases because the child filters large amounts of albumin into his urine. 
C)  Plasma osmolarity increases when the patient becomes dehydrated. 
D)  A woman with breast cancer has surgery that involves a breast amputation and removal of the lymph nodes/vessels.

Question 13

Which statement is not true about baroreceptors?

Accepted Answer

A)  can induce a reflex tachycardia 
B)  located in the carotid sinus and aortic arch 
C)  activated by hypoxemia 
D)  activated by a hemorrhage-induced decline in blood pressure 
A)  can induce a reflex tachycardia 
B)  located in the carotid sinus and aortic arch 
C)  activated by hypoxemia 
D)  activated by a hemorrhage-induced decline in blood pressure

Question 14

If a child with nephrotic syndrome loses large amounts of albumin in his urine (albuminuria),

Accepted Answer

A)  plasma oncotic pressure decreases and he develops edema. 
B)  capillary hydrostatic pressure increases,causing edema. 
C)  plasma oncotic pressure increases,thereby "pulling" fluid into the capillary,causing poor skin turgor. 
D)  lymph flow decreases. 
A)  plasma oncotic pressure decreases and he develops edema. 
B)  capillary hydrostatic pressure increases,causing edema. 
C)  plasma oncotic pressure increases,thereby "pulling" fluid into the capillary,causing poor skin turgor. 
D)  lymph flow decreases.

Question 15

Which part of the brain participates in the baroreceptor reflex?

Accepted Answer

A)  cerebrum 
B)  corpus callosum 
C)  cerebellum 
D)  medulla oblongata 
A)  cerebrum 
B)  corpus callosum 
C)  cerebellum 
D)  medulla oblongata

Question 16

Which of the following is true? (CO is cardiac output,BP is blood pressure,SV is stroke volume,HR is heart rate,R is resistance)

Accepted Answer

A)  CO = HR × SV × pulse pressure 
B)  BP = CO× SV × R 
C)  BP = SV × pulse pressure 
D)  BP = SV × HR × R 
A)  CO = HR × SV × pulse pressure 
B)  BP = CO× SV × R 
C)  BP = SV × pulse pressure 
D)  BP = SV × HR × R

Question 17

Blood flow is slowest in the

Accepted Answer

A)  aorta. 
B)  capillaries. 
C)  venules. 
D)  arterioles. 
A)  aorta. 
B)  capillaries. 
C)  venules. 
D)  arterioles.

Question 18

Which condition is characterized by poor skin turgor?

Accepted Answer

A)  expanded blood volume 
B)  pulmonary edema
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C)  varicose veins 
D)  dehydration 
A)  expanded blood volume 
B)  pulmonary edema
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C)  varicose veins 
D)  dehydration

Question 19

With which word/phrase is afterload most associated?

Accepted Answer

A)  heart rate 
B)  arteriolar vasoconstriction 
C)  (+)inotropic effect 
D)  venous return 
A)  heart rate 
B)  arteriolar vasoconstriction 
C)  (+)inotropic effect 
D)  venous return

Question 20

If plasma osmolarity increases,as in dehydration or the infusion of mannitol (a sugar solution),

Accepted Answer

A)  filtration rate increases. 
B)  fluid is forced out of the capillary into the interstitium. 
C)  fluid is "pulled" into the capillary from the interstitium. 
D)  plasma proteins diffuse out of the capillary into the interstitium. 
A)  filtration rate increases. 
B)  fluid is forced out of the capillary into the interstitium. 
C)  fluid is "pulled" into the capillary from the interstitium. 
D)  plasma proteins diffuse out of the capillary into the interstitium.

Exam 19: Functions of the Blood Vessels

Which of the following is most likely to develop if the pressure within the pulmonary capillaries increases?

A sudden rise in blood pressure is most likely to produce a baroreceptor-induced

What is the pulse pressure when a person's blood pressure is 120/80 mm Hg?

An IV infusion of mannitol (a hypertonic sugar solution)is used to decrease intracranial pressure in a head-injured patient because the mannitol

Which of the following best indicates why a person who is taking antihypertensive drugs should not drink alcohol or sit in a hot tub?

What is the term that refers to the difference between the systolic and diastolic blood pressure reading?

Plasma oncotic pressure is due primarily to

A pregnant woman notices that her ankles are swollen after standing for 6 hours at her place of employment.In the evening when she elevates her feet,the swelling diminishes because

Which term refers to drugs that cause vasodilation and reduce vascular resistance?

Which of the following is most related to the systolic reading,diastolic reading,and Korotkoff sounds?

A drug that activates alpha? adrenergic receptors

Edema is least likely to occur in which of the following?

Which statement is not true about baroreceptors?

If a child with nephrotic syndrome loses large amounts of albumin in his urine (albuminuria),

Which part of the brain participates in the baroreceptor reflex?

Which of the following is true? (CO is cardiac output,BP is blood pressure,SV is stroke volume,HR is heart rate,R is resistance)

Blood flow is slowest in the

Which condition is characterized by poor skin turgor?

With which word/phrase is afterload most associated?

If plasma osmolarity increases,as in dehydration or the infusion of mannitol (a sugar solution),

Introduction to the Human Body

Basic Chemistry

Cells

Cell Metabolism

Microbiology Basics

Tissues and Membranes

Integumentary System and Body Temperature

Skeletal System

Muscular System

Nervous System: Nervous Tissue and Brain

Nervous System: Spinal Cord and Peripheral Nerves

Autonomic Nervous System

Sensory System

Endocrine System

Blood

Heart

Function of the Heart

Anatomy of the Blood Vessels

Lymphatic System

Immune System

Respiratory System

Digestive System

Urinary System

Water,Electrolyte,and Acid-Base Balance

Reproductive Systems

Human Development and Heredity

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