Question 1

The two determinants of mean arterial pressure are ____ and ____.

Accepted Answer

A) stroke volume; compliance of vessel walls 
B) heart rate; stroke volume 
C) heart rate; end-diastolic volume 
D) cardiac output; total peripheral resistance 
E) None of the above 
A) stroke volume; compliance of vessel walls 
B) heart rate; stroke volume 
C) heart rate; end-diastolic volume 
D) cardiac output; total peripheral resistance 
E) None of the above

Question 2

Which local chemical changes do not occur during a period of increased cell activity?

Accepted Answer

A) increased CO₂ 
B) increased acid 
C) decreased adenosine release 
D) increased K+ 
E) increased osmolarity 
A) increased CO₂ 
B) increased acid 
C) decreased adenosine release 
D) increased K+ 
E) increased osmolarity

Question 3

Describe how vasopressin helps regulate blood pressure.

Accepted Answer

Vasopressin works in two ways to help re

Question 4

Which of the following does not cause arteriolar vasodilation?

Accepted Answer

A) decreased sympathetic stimulation 
B) local decrease in O₂ 
C) histamine 
D) application of heat 
E) myogenic response 
A) decreased sympathetic stimulation 
B) local decrease in O₂ 
C) histamine 
D) application of heat 
E) myogenic response

Question 5

The largest total cross-sectional area is found in the

Accepted Answer

A) aorta 
B) arterioles 
C) capillaries 
D) venules 
E) veins 
A) aorta 
B) arterioles 
C) capillaries 
D) venules 
E) veins

Question 6

Indicate which type of vessel performs the function listed by writing the appropriate letter in the blank using the answer code below.
a.arteries
b.arterioles
c.capillaries
d.veins
e.lymphatics
-Serve as a blood reservoir to accommodate variations in blood volume

Accepted Answer

The answer of Indicate which type of vessel performs the...

Question 7

Movement of fluid from the interstitial fluid into the plasma is known as ____________________.

Accepted Answer

The answer of Movement of fluid from the interstitial fluid...

Question 8

During exercise, blood flow to the _____ remains fairly constant.

Accepted Answer

A) kidney 
B) heart 
C) skin 
D) brain 
E) liver 
A) kidney 
B) heart 
C) skin 
D) brain 
E) liver

Question 9

Measurement of arterial pressure using a sphygmomanometer is possible because turbulent blood flow that occurs as arterial pressure overcomes a partially occluded artery and can be heard by a stethoscope placed just over the artery.

Accepted Answer

A) True 
 B)False

Question 10

What is the primary reason that edema may occur with serious burns?

Accepted Answer

A) increased venous pressure due to interference with circulation through scarring in the burned area 
B) lowering of blood osmotic pressure due to the loss of protein-rich fluid from the surface of the burn 
C) blockage of lymphatic drainage from the burned area 
D) loss of protein in the urine 
E) increased tissue hydrostatic pressure 
A) increased venous pressure due to interference with circulation through scarring in the burned area 
B) lowering of blood osmotic pressure due to the loss of protein-rich fluid from the surface of the burn 
C) blockage of lymphatic drainage from the burned area 
D) loss of protein in the urine 
E) increased tissue hydrostatic pressure

Question 11

The greatest pressure drop in the vascular system occurs within the capillaries due to fluid leaving the capillaries by the process of ultrafiltration.

Accepted Answer

A) True 
 B)False

Question 12

Increased tissue respiration rates cause local vasodilation of arterioles.

Accepted Answer

A) True 
 B)False

Question 13

A sudden increase in pressure within the carotid sinus leads to

Accepted Answer

A) increased sympathetic nerve activity 
B) increased parasympathetic nerve activity 
C) increased cardiac output 
D) increased peripheral resistance 
E) none of the above 
A) increased sympathetic nerve activity 
B) increased parasympathetic nerve activity 
C) increased cardiac output 
D) increased peripheral resistance 
E) none of the above

Question 14

Primary hypertension refers to chronically elevated blood pressure of unknown origin.

Accepted Answer

A) True 
 B)False

Question 15

Reabsorption in capillaries occurs

Accepted Answer

A) when blood osmotic pressure plus blood hydrostatic pressure exceed outward-driving forces. 
B) when blood osmotic pressure plus interstitial fluid osmotic pressure exceed outward-driving forces. 
C) when blood hydrostatic pressure plus blood osmotic pressure is less than inward-driving forces. 
D) under conditions a and c 
E) None of these 
A) when blood osmotic pressure plus blood hydrostatic pressure exceed outward-driving forces. 
B) when blood osmotic pressure plus interstitial fluid osmotic pressure exceed outward-driving forces. 
C) when blood hydrostatic pressure plus blood osmotic pressure is less than inward-driving forces. 
D) under conditions a and c 
E) None of these

Question 16

If the pulse pressure is 44 mm Hg and the diastolic pressure is 68 mm Hg, the systolic pressure is ____ mm Hg.

Accepted Answer

A) 22 
B) 24 
C) 66 
D) 112 
E) 145 
A) 22 
B) 24 
C) 66 
D) 112 
E) 145

Question 17

Which change will increase fluid reabsorption by the capillaries?

Accepted Answer

A) Decreased interstitial fluid hydrostatic pressure 
B) Increased capillary blood pressure 
C) Increased blood osmotic pressure 
D) Increased interstitial fluid osmotic pressure 
E) None of the above 
A) Decreased interstitial fluid hydrostatic pressure 
B) Increased capillary blood pressure 
C) Increased blood osmotic pressure 
D) Increased interstitial fluid osmotic pressure 
E) None of the above

Question 18

Match the term with the correct characteristic.
a.reactive hyperemia
b.active hyperemia
c.pressure autoregulation
d.extrinsic control
-Arteriolar dilation that occurs within a tissue in response to local chemical changes that accompany increased metabolic activity of the tissue

Accepted Answer

The answer of Match the term with the correct characteristic.
a.reactive...

Question 19

Blood flow is driven by osmotic pressure, while blood pressure is driven by hydrostatic forces.

Accepted Answer

A) True 
 B)False

Question 20

Blood flows continuously through all capillaries.

Accepted Answer

A) True 
 B)False

The two determinants of mean arterial pressure are and .

Which local chemical changes do not occur during a period of increased cell activity?

Describe how vasopressin helps regulate blood pressure.

Which of the following does not cause arteriolar vasodilation?

The largest total cross-sectional area is found in the

Indicate which type of vessel performs the function listed by writing the appropriate letter in the blank using the answer code below. a.arteries b.arterioles c.capillaries d.veins e.lymphatics -Serve as a blood reservoir to accommodate variations in blood volume

Movement of fluid from the interstitial fluid into the plasma is known as ____________________.

During exercise, blood flow to the _____ remains fairly constant.

Measurement of arterial pressure using a sphygmomanometer is possible because turbulent blood flow that occurs as arterial pressure overcomes a partially occluded artery and can be heard by a stethoscope placed just over the artery.

What is the primary reason that edema may occur with serious burns?

The greatest pressure drop in the vascular system occurs within the capillaries due to fluid leaving the capillaries by the process of ultrafiltration.

Increased tissue respiration rates cause local vasodilation of arterioles.

A sudden increase in pressure within the carotid sinus leads to

Primary hypertension refers to chronically elevated blood pressure of unknown origin.

Reabsorption in capillaries occurs

If the pulse pressure is 44 mm Hg and the diastolic pressure is 68 mm Hg, the systolic pressure is ____ mm Hg.

Which change will increase fluid reabsorption by the capillaries?

Match the term with the correct characteristic. a.reactive hyperemia b.active hyperemia c.pressure autoregulation d.extrinsic control -Arteriolar dilation that occurs within a tissue in response to local chemical changes that accompany increased metabolic activity of the tissue

Blood flow is driven by osmotic pressure, while blood pressure is driven by hydrostatic forces.

Blood flows continuously through all capillaries.

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

Principles of Endocrinology: the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive System

Filters

Exam 10: The Blood Vessels and Blood Pressure

The two determinants of mean arterial pressure are ____ and ____.

Which local chemical changes do not occur during a period of increased cell activity?

Describe how vasopressin helps regulate blood pressure.

Which of the following does not cause arteriolar vasodilation?

The largest total cross-sectional area is found in the

Indicate which type of vessel performs the function listed by writing the appropriate letter in the blank using the answer code below. a.arteries b.arterioles c.capillaries d.veins e.lymphatics -Serve as a blood reservoir to accommodate variations in blood volume

Movement of fluid from the interstitial fluid into the plasma is known as ____________________.

During exercise, blood flow to the _____ remains fairly constant.

Measurement of arterial pressure using a sphygmomanometer is possible because turbulent blood flow that occurs as arterial pressure overcomes a partially occluded artery and can be heard by a stethoscope placed just over the artery.

What is the primary reason that edema may occur with serious burns?

The greatest pressure drop in the vascular system occurs within the capillaries due to fluid leaving the capillaries by the process of ultrafiltration.

Increased tissue respiration rates cause local vasodilation of arterioles.

A sudden increase in pressure within the carotid sinus leads to

Primary hypertension refers to chronically elevated blood pressure of unknown origin.

Reabsorption in capillaries occurs

If the pulse pressure is 44 mm Hg and the diastolic pressure is 68 mm Hg, the systolic pressure is ____ mm Hg.

Which change will increase fluid reabsorption by the capillaries?

Match the term with the correct characteristic. a.reactive hyperemia b.active hyperemia c.pressure autoregulation d.extrinsic control -Arteriolar dilation that occurs within a tissue in response to local chemical changes that accompany increased metabolic activity of the tissue

Blood flow is driven by osmotic pressure, while blood pressure is driven by hydrostatic forces.

Blood flows continuously through all capillaries.

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

Principles of Endocrinology: the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive System

Filters

The two determinants of mean arterial pressure are and .