Question 1

Fainting is also known as

Accepted Answer

A)  eclampsia. 
B)  vasovagal syncope. 
C)  infarction. 
D)  reactive hyperemia. 
E)  orthostatic hypotension. 
A)  eclampsia. 
B)  vasovagal syncope. 
C)  infarction. 
D)  reactive hyperemia. 
E)  orthostatic hypotension.

Question 2

The accumulation of fluid in the interstitial space is called ________.

Accepted Answer

The answer of The accumulation of fluid in the interstitial...

Question 3

Which of the following is greater?

Accepted Answer

A)  blood pressure when the peripheral vessels dilate 
B)  blood pressure when the peripheral vessels constrict 
A)  blood pressure when the peripheral vessels dilate 
B)  blood pressure when the peripheral vessels constrict

Question 4

Millie's grandfather suffers from congestive heart failure.Whenever she visits him, she notices that his ankles and feet appear to be quite swollen.She knows that you are an avid student of anatomy and physiology, and she asks you why this occurs.What would you tell her?

Accepted Answer

In heart failure, the heart is not able

Question 5

Which of the following is greater?

Accepted Answer

A)  blood pressure when sympathetic stimulation to the heart increases 
B)  blood pressure when parasympathetic stimulation to the heart increases 
A)  blood pressure when sympathetic stimulation to the heart increases 
B)  blood pressure when parasympathetic stimulation to the heart increases

Question 6

The sympathetic nervous system will cause vasodilation in the arteries of many blood vessels, but vasoconstriction in the brain.Why does this occur?

Accepted Answer

Because the brain needs a relatively con

Question 7

Draw a map of the baroreceptor reflex, starting with decrease in blood pressure.Indicate on the map the following: stimulus, receptor, afferent pathway, integrating center, efferent pathway, effector, tissue response, systemic response.

Accepted Answer

See Figure

Question 8

________ are also known as the pressure reservoir of the cardiovascular system.

Accepted Answer

A)  Veins 
B)  Venules 
C)  Capillaries 
D)  Arterioles 
E)  Arteries 
A)  Veins 
B)  Venules 
C)  Capillaries 
D)  Arterioles 
E)  Arteries

Question 9

If a person is bedridden for several days, the baroreceptor reflex may fail upon standing.Why?

Accepted Answer

A)  Blood pools in the feet and legs. 
B)  There is reduced blood flow to the brain. 
C)  The kidneys have reduced the blood volume. 
D)  Blood pools in the feet and legs and there is reduced blood flow to the brain. 
E)  All of the statements are correct. 
A)  Blood pools in the feet and legs. 
B)  There is reduced blood flow to the brain. 
C)  The kidneys have reduced the blood volume. 
D)  Blood pools in the feet and legs and there is reduced blood flow to the brain. 
E)  All of the statements are correct.

Question 10

Which of the following conditions would have the greatest effect on peripheral resistance?

Accepted Answer

A)  doubling the length of a vessel 
B)  doubling the diameter of a vessel 
C)  doubling the viscosity of the blood 
D)  doubling the turbulence of the blood 
E)  doubling the number of white cells in the blood 
A)  doubling the length of a vessel 
B)  doubling the diameter of a vessel 
C)  doubling the viscosity of the blood 
D)  doubling the turbulence of the blood 
E)  doubling the number of white cells in the blood

Question 11

A parasitic condition resulting in extreme enlargement of one or both legs is called

Accepted Answer

A)  elephantiasis. 
B)  elephantitis. 
C)  elephantosis. 
D)  ascites. 
A)  elephantiasis. 
B)  elephantitis. 
C)  elephantosis. 
D)  ascites.

Question 12

The continual movement of fluid through the interstitial space functions to

Accepted Answer

A)  accelerate the distribution of nutrients and hormones. 
B)  assist the transport of insoluble substances that cannot enter the capillaries. 
C)  help carry toxins and bacteria to cells of the immune system. 
D)  flush hormones and wastes from the interstitial space. 
E)  All of the answers are correct. 
A)  accelerate the distribution of nutrients and hormones. 
B)  assist the transport of insoluble substances that cannot enter the capillaries. 
C)  help carry toxins and bacteria to cells of the immune system. 
D)  flush hormones and wastes from the interstitial space. 
E)  All of the answers are correct.

Question 13

One of the most common signs of polycystic kidney disease is hypertension in an otherwise seemingly healthy individual.Why would cysts on the kidney lead to higher blood pressure?

Accepted Answer

Cysts developing on the kidney will put

Question 14

When blood pressure receptors sense a loss of blood pressure, they ________ their firing rate.

Accepted Answer

A)  increase 
B)  decrease 
A)  increase 
B)  decrease

Question 15

Blood pressure is highest in the ________ and decreases continuously as blood flows through the circulatory system, due to ________.

Accepted Answer

arteries, the energy

Question 16

Calculate the mean arterial pressure (MAP)for each example listed.
A.a person with a blood pressure of 120/80 mm Hg
B.a person with a blood pressure of 130/95 mm Hg

Accepted Answer

MAP = diastolic P + 1/3 (systo

Question 17

If a person has a blood pressure of 120/80, her mean arterial pressure would be

Accepted Answer

A)  200 mm Hg. 
B)  100 mm Hg. 
C)  93 mm Hg. 
D)  80 mm Hg. 
E)  40 mm Hg. 
A)  200 mm Hg. 
B)  100 mm Hg. 
C)  93 mm Hg. 
D)  80 mm Hg. 
E)  40 mm Hg.

Question 18

Josie is in her last weeks of pregnancy.During a routine check-up, she asks why she is suddenly experiencing swollen feet when she wears knee-high stockings (with a tight elastic band just below the knee).She is confused because an elderly relative wears support stockings to prevent swollen feet, an apparent contradiction.Speculate on a logical explanation for her swelling feet and the difference between support hose and knee-high stockings.

Accepted Answer

The elastic band in one of Josie's stock

Question 19

Norepinephrine binding to alpha receptors on vascular smooth muscle causes ________ and epinephrine binding to alpha receptors on vascular smooth muscle causes ________.

Accepted Answer

vasoconstr

Question 20

Describe what a nurse hears through the stethoscope while using a blood pressure cuff, and explain the significance of the sounds.

Accepted Answer

During a normal reading, the first thing

Exam 15: Blood Flow and the Control of Blood Pressure

Fainting is also known as

The accumulation of fluid in the interstitial space is called ________.

Which of the following is greater?

Millie's grandfather suffers from congestive heart failure.Whenever she visits him, she notices that his ankles and feet appear to be quite swollen.She knows that you are an avid student of anatomy and physiology, and she asks you why this occurs.What would you tell her?

Which of the following is greater?

The sympathetic nervous system will cause vasodilation in the arteries of many blood vessels, but vasoconstriction in the brain.Why does this occur?

Draw a map of the baroreceptor reflex, starting with decrease in blood pressure.Indicate on the map the following: stimulus, receptor, afferent pathway, integrating center, efferent pathway, effector, tissue response, systemic response.

________ are also known as the pressure reservoir of the cardiovascular system.

If a person is bedridden for several days, the baroreceptor reflex may fail upon standing.Why?

Which of the following conditions would have the greatest effect on peripheral resistance?

A parasitic condition resulting in extreme enlargement of one or both legs is called

The continual movement of fluid through the interstitial space functions to

One of the most common signs of polycystic kidney disease is hypertension in an otherwise seemingly healthy individual.Why would cysts on the kidney lead to higher blood pressure?

When blood pressure receptors sense a loss of blood pressure, they ________ their firing rate.

Blood pressure is highest in the ________ and decreases continuously as blood flows through the circulatory system, due to ________.

Calculate the mean arterial pressure (MAP)for each example listed. A.a person with a blood pressure of 120/80 mm Hg B.a person with a blood pressure of 130/95 mm Hg

If a person has a blood pressure of 120/80, her mean arterial pressure would be

Norepinephrine binding to alpha receptors on vascular smooth muscle causes ________ and epinephrine binding to alpha receptors on vascular smooth muscle causes ________.

Describe what a nurse hears through the stethoscope while using a blood pressure cuff, and explain the significance of the sounds.

Introduction to Physiology

Molecular Interactions

Compartmentation: Cells and Tissues

Energy and Cellular Metabolism

Membrane Dynamics

Communication, Integration, and Homeostasis

Introduction to the Endocrine System

Neurons: Cellular and Network Properties

The Central Nervous System

Sensory Physiology

Efferent Division: Autonomic and Somatic Motor Control

Muscles

Integrative Physiology I: Control of Body Movement

Cardiovascular Physiology

Blood

Mechanics of Breathing

Gas Exchange and Transport

The Kidneys

Integrative Physiology II: Fluid and Electrolyte Balance

The Digestive System

Metabolism and Energy Balance

Endocrine Control of Growth and Metabolism

The Immune System

Integrative Physiology III: Exercise

Reproduction and Development

Filters

Blood pressure is highest in the and decreases continuously as blood flows through the circulatory system, due to .

Norepinephrine binding to alpha receptors on vascular smooth muscle causes and epinephrine binding to alpha receptors on vascular smooth muscle causes .