Question 1

The integrating center for neural control of blood pressure resides in the

Accepted Answer

A)  cerebrum. 
B)  cerebellum. 
C)  medulla oblongata. 
D)  pons variolli. 
E)  hypothalamus. 
A)  cerebrum. 
B)  cerebellum. 
C)  medulla oblongata. 
D)  pons variolli. 
E)  hypothalamus. C

Question 2

Compensation for decreased blood volume includes increases in

Accepted Answer

A)  sympathetic stimulation to blood vessels. 
B)  sympathetic stimulation of the heart. 
C)  water conservation by the kidneys. 
D)  sympathetic stimulation to blood vessels and water conservation by the kidneys. 
E)  sympathetic stimulation to blood vessels, sympathetic stimulation of the heart, and water conservation by the kidneys. 
A)  sympathetic stimulation to blood vessels. 
B)  sympathetic stimulation of the heart. 
C)  water conservation by the kidneys. 
D)  sympathetic stimulation to blood vessels and water conservation by the kidneys. 
E)  sympathetic stimulation to blood vessels, sympathetic stimulation of the heart, and water conservation by the kidneys. E

Question 3

The osmotic pressure created by the presence of proteins is known as ________, which is ________ (higher/lower)in the plasma than in the interstitial fluid.

Accepted Answer

colloid osmotic or oncotic pressure, higher

Question 4

Which organ is NOT part of the cardiovascular system and plays an important role in regulating blood pressure?

Accepted Answer

A)  liver 
B)  spleen 
C)  lung 
D)  kidney 
E)  skin 
A)  liver 
B)  spleen 
C)  lung 
D)  kidney 
E)  skin

Question 5

Outline the relationship between hypertension and the development of congestive heart failure.

Accepted Answer

This is di

Question 6

Angiogenesis is

Accepted Answer

A)  an examination of the arteries and veins. 
B)  having blood drawn into a tube for tests. 
C)  the growth of new blood vessels. 
D)  surgical restructuring of the coronary arteries. 
E)  being able to detect a pulse in arteries. 
A)  an examination of the arteries and veins. 
B)  having blood drawn into a tube for tests. 
C)  the growth of new blood vessels. 
D)  surgical restructuring of the coronary arteries. 
E)  being able to detect a pulse in arteries.

Question 7

Several blood-borne chemicals affect the lumen size of arterioles.Which are NOT paired correctly?

Accepted Answer

A)  kinins - vasodilation 
B)  histamine - vasodilation 
C)  serotonin - vasodilation 
D)  sumatriptan - vasoconstriction 
E)  epinephrine - vasoconstriction with alpha receptors 
A)  kinins - vasodilation 
B)  histamine - vasodilation 
C)  serotonin - vasodilation 
D)  sumatriptan - vasoconstriction 
E)  epinephrine - vasoconstriction with alpha receptors

Question 8

All of the following would cause an increase in blood pressure EXCEPT

Accepted Answer

A)  an increase in arterial resistance. 
B)  a decrease in arterial diameter. 
C)  a decrease in cardiac output. 
D)  sympathetic stimulation. 
A)  an increase in arterial resistance. 
B)  a decrease in arterial diameter. 
C)  a decrease in cardiac output. 
D)  sympathetic stimulation.

Question 9

The mean arterial pressure (MAP)is important because

Accepted Answer

A)  it represents the driving pressure for blood flow. 
B)  it reflects the difference in time that systole lasts compared to diastole. 
C)  it forces the practitioner to do math, thus they must pay attention to the values obtained. 
D)  it represents the driving pressure for blood flow and it reflects the difference in time that systole lasts compared to diastole. 
E)  All of the answers are correct. 
A)  it represents the driving pressure for blood flow. 
B)  it reflects the difference in time that systole lasts compared to diastole. 
C)  it forces the practitioner to do math, thus they must pay attention to the values obtained. 
D)  it represents the driving pressure for blood flow and it reflects the difference in time that systole lasts compared to diastole. 
E)  All of the answers are correct.

Question 10

Sinusoids are modified vessels that replace ________ in some tissues.

Accepted Answer

A)  arteries 
B)  veins 
C)  capillaries 
A)  arteries 
B)  veins 
C)  capillaries

Question 11

The inner lining of blood vessels is called

Accepted Answer

A)  endocardium. 
B)  endoangium. 
C)  endothelium. 
D)  basal lamina. 
E)  endostatin. 
A)  endocardium. 
B)  endoangium. 
C)  endothelium. 
D)  basal lamina. 
E)  endostatin.

Question 12

Capillary exchange involving movement between the endothelial cells is called the ________ pathway.

Accepted Answer

The answer of Capillary exchange involving movement between the endothelial...

Question 13

Due to the differences in opposing forces, there is net ________ occurring at the arteriolar end of most capillaries, coupled with net ________ at the venous end.

Accepted Answer

A)  absorption, filtration 
B)  filtration, absorption 
A)  absorption, filtration 
B)  filtration, absorption

Question 14

Which of the following is greater?

Accepted Answer

A)  heart rate normally 
B)  heart rate during circulatory shock 
A)  heart rate normally 
B)  heart rate during circulatory shock

Question 15

Blood pressure and flow to the brain are monitored by receptors located in the wall of the

Accepted Answer

A)  carotid artery. 
B)  aorta. 
C)  venae cavae. 
D)  cerebral arteries. 
E)  cephalic arteries. 
A)  carotid artery. 
B)  aorta. 
C)  venae cavae. 
D)  cerebral arteries. 
E)  cephalic arteries.

Question 16

Capillaries lack smooth muscle and elastic or fibrous tissue reinforcement.Instead, their walls consist of ________, supported on a cellular matrix called ________.

Accepted Answer

a flat lay

Question 17

Regarding the cardiovascular system, the main role(s)of the kidneys is/are to

Accepted Answer

A)  restore lost fluid to the blood and therefore raise blood pressure. 
B)  minimize fluid loss from the blood and therefore maintain blood pressure. 
C)  reduce blood volume and therefore reduce blood pressure. 
D)  restore lost fluid to the blood and therefore raise blood pressure and minimize fluid loss from the blood and therefore maintain blood pressure. 
E)  minimize fluid loss from the blood and therefore maintain blood pressure and reduce blood volume and therefore reduce blood pressure. 
A)  restore lost fluid to the blood and therefore raise blood pressure. 
B)  minimize fluid loss from the blood and therefore maintain blood pressure. 
C)  reduce blood volume and therefore reduce blood pressure. 
D)  restore lost fluid to the blood and therefore raise blood pressure and minimize fluid loss from the blood and therefore maintain blood pressure. 
E)  minimize fluid loss from the blood and therefore maintain blood pressure and reduce blood volume and therefore reduce blood pressure.

Question 18

Reactive hyperemia is

Accepted Answer

A)  lack of blood flow due to an allergic reaction. 
B)  increased blood flow following a period of reduced blood flow. 
C)  increased blood pressure after stress. 
D)  reflex contraction of smooth muscle in response to stress. 
E)  None of the answers are correct. 
A)  lack of blood flow due to an allergic reaction. 
B)  increased blood flow following a period of reduced blood flow. 
C)  increased blood pressure after stress. 
D)  reflex contraction of smooth muscle in response to stress. 
E)  None of the answers are correct.

Question 19

While a nurse takes a blood pressure measurement on a patient, what determines how much the pressure cuff should be inflated? How would the nurse determine if he inflated the cuff too much? Too little?

Accepted Answer

How much to inflate the cuff is determin

Question 20

The highly branched contractile cells that regulate capillary permeability are called

Accepted Answer

A)  podocytes. 
B)  vascular smooth muscle. 
C)  endothelial cells. 
D)  pericytes. 
E)  epitheliocytes. 
A)  podocytes. 
B)  vascular smooth muscle. 
C)  endothelial cells. 
D)  pericytes. 
E)  epitheliocytes.

Exam 15: Blood Flow and the Control of Blood Pressure

The integrating center for neural control of blood pressure resides in the

Compensation for decreased blood volume includes increases in

The osmotic pressure created by the presence of proteins is known as ________, which is ________ (higher/lower)in the plasma than in the interstitial fluid.

Which organ is NOT part of the cardiovascular system and plays an important role in regulating blood pressure?

Outline the relationship between hypertension and the development of congestive heart failure.

Angiogenesis is

Several blood-borne chemicals affect the lumen size of arterioles.Which are NOT paired correctly?

All of the following would cause an increase in blood pressure EXCEPT

The mean arterial pressure (MAP)is important because

Sinusoids are modified vessels that replace ________ in some tissues.

The inner lining of blood vessels is called

Capillary exchange involving movement between the endothelial cells is called the ________ pathway.

Due to the differences in opposing forces, there is net ________ occurring at the arteriolar end of most capillaries, coupled with net ________ at the venous end.

Which of the following is greater?

Blood pressure and flow to the brain are monitored by receptors located in the wall of the

Capillaries lack smooth muscle and elastic or fibrous tissue reinforcement.Instead, their walls consist of ________, supported on a cellular matrix called ________.

Regarding the cardiovascular system, the main role(s)of the kidneys is/are to

Reactive hyperemia is

While a nurse takes a blood pressure measurement on a patient, what determines how much the pressure cuff should be inflated? How would the nurse determine if he inflated the cuff too much? Too little?

The highly branched contractile cells that regulate capillary permeability are called

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

The osmotic pressure created by the presence of proteins is known as , which is (higher/lower)in the plasma than in the interstitial fluid.

Due to the differences in opposing forces, there is net occurring at the arteriolar end of most capillaries, coupled with net at the venous end.

Capillaries lack smooth muscle and elastic or fibrous tissue reinforcement.Instead, their walls consist of , supported on a cellular matrix called .