Question 1

Resistance to blood flow increases as the viscosity of the blood increases.

Accepted Answer

A) True 
 B)False

Question 2

There is normally a net loss of fluid from the capillary at the arteriolar end.

Accepted Answer

A) True 
 B)False

Question 3

Indicate what effect the change in question would have on bulk flow by using the answer code (options may be used more than once or not at all):
-rise in capillary blood pressure in connection with congestive heart failure

Accepted Answer

A) The change would increase ultrafiltration and decrease reabsorption. 
B) The change would decrease ultrafiltration and increase reabsorption. 
C) The change would increase both ultrafiltration and reabsorption. 
D) The change would decrease both ultrafiltration and reabsorption. 
E) The change would not alter ultrafiltration and reabsorption. 
A) The change would increase ultrafiltration and decrease reabsorption. 
B) The change would decrease ultrafiltration and increase reabsorption. 
C) The change would increase both ultrafiltration and reabsorption. 
D) The change would decrease both ultrafiltration and reabsorption. 
E) The change would not alter ultrafiltration and reabsorption.

Question 4

The regulation of blood flow in the arterioles of the brain is mainly under the control of the sympathetic nervous system.

Accepted Answer

A) True 
 B)False

Question 5

By using the answer code (options may be used more than once or not at all), indicate whether the following would
-increased release of aldosterone

Accepted Answer

A) increase BP 
B) decrease BP 
C) increase heart rate only 
D) have no effect on BP or heart rate 
A) increase BP 
B) decrease BP 
C) increase heart rate only 
D) have no effect on BP or heart rate

Question 6

Arteriolar resistance is regulated by both local controls and extrinsic controls.

Accepted Answer

A) True 
 B)False

Question 7

Normally capillary filtration exceeds reabsorption by about ____________________ litres daily.

Accepted Answer

The answer of Normally capillary filtration exceeds reabsorption by about...

Question 8

Indicate what effect the change in question would have on bulk flow by using the answer code (options may be used more than once or not at all):
-reduced synthesis of plasma proteins due to liver disease

Accepted Answer

A) The change would increase ultrafiltration and decrease reabsorption. 
B) The change would decrease ultrafiltration and increase reabsorption. 
C) The change would increase both ultrafiltration and reabsorption. 
D) The change would decrease both ultrafiltration and reabsorption. 
E) The change would not alter ultrafiltration and reabsorption. 
A) The change would increase ultrafiltration and decrease reabsorption. 
B) The change would decrease ultrafiltration and increase reabsorption. 
C) The change would increase both ultrafiltration and reabsorption. 
D) The change would decrease both ultrafiltration and reabsorption. 
E) The change would not alter ultrafiltration and reabsorption.

Question 9

The capillaries have an overall,tremendous cross-sectional area.

Accepted Answer

A) True 
 B)False

Question 10

Choose the appropriate letter from the answer code to make the statement correct.
-Increased skeletal muscle activity ____________________ venous return.

Accepted Answer

A) stimulates or increases 
B) decreases or inhibits 
C) has no effect on 
A) stimulates or increases 
B) decreases or inhibits 
C) has no effect on

Question 11

There is a constant flow of blood through the capillaries even though the heart is forcing blood out into the arterial system only part of the time.

Accepted Answer

A) True 
 B)False

Question 12

Describe capillary filtration and reabsorption.

Accepted Answer

Capillary filtration and reabsorption ar

Question 13

Differences in blood flow to an organ are related to the resistance to flow offered by the arterioles that supply that organ.

Accepted Answer

A) True 
 B)False

Question 14

When blood pressure falls below normal,what happens to restore the blood pressure toward normal?

Accepted Answer

A)  The rate of firing in the afferent nerves originating from the carotid-sinus and aortic-arch baroreceptors increases. 
B)  The rate of firing in the afferent nerves originating from the carotid-sinus and aortic-arch baroreceptors decreases. 
C)  The rate of firing in the afferent nerves originating from the carotid-sinus and aortic-arch baroreceptors does not change. 
D)  The peripheral arterioles undergo vasodilation. 
A)  The rate of firing in the afferent nerves originating from the carotid-sinus and aortic-arch baroreceptors increases. 
B)  The rate of firing in the afferent nerves originating from the carotid-sinus and aortic-arch baroreceptors decreases. 
C)  The rate of firing in the afferent nerves originating from the carotid-sinus and aortic-arch baroreceptors does not change. 
D)  The peripheral arterioles undergo vasodilation.

Question 15

Which of the following is correct for mean arterial blood pressure?

Accepted Answer

A)  It equals stroke volume times heart rate. 
B)  It is 91 mm Hg when the blood pressure is recorded as 117/78. 
C)  It is 97.5 mm Hg when the blood pressure is recorded as 117/78. 
D)  It is 100 mm Hg when the blood pressure is recorded as 117/78. 
A)  It equals stroke volume times heart rate. 
B)  It is 91 mm Hg when the blood pressure is recorded as 117/78. 
C)  It is 97.5 mm Hg when the blood pressure is recorded as 117/78. 
D)  It is 100 mm Hg when the blood pressure is recorded as 117/78.

Question 16

Plasma proteins are responsible for the blood-colloid osmotic pressure.

Accepted Answer

A) True 
 B)False

Question 17

What is NOT a function of the lymphatic system?

Accepted Answer

A)  defence against disease 
B)  return of fluid to the circulatory system 
C)  transport of fat molecules 
D)  regulation of sodium balance 
A)  defence against disease 
B)  return of fluid to the circulatory system 
C)  transport of fat molecules 
D)  regulation of sodium balance

Question 18

Which of the following types of blood vessel consists of only one cell layer?

Accepted Answer

A)  arteriole 
B)  artery 
C)  capillary 
D)  vein 
A)  arteriole 
B)  artery 
C)  capillary 
D)  vein

Question 19

Blood flow is driven by osmotic pressure.

Accepted Answer

A) True 
 B)False

Question 20

Which statement is correct for mean arterial pressure?

Accepted Answer

A)  diastolic pressure + (systolic/3). 
B)  systolic pressure + (pulse pressure/3). 
C)  diastolic pressure + (pulse pressure/3). 
D)  pulse pressure - (diastolic pressure/3). 
A)  diastolic pressure + (systolic/3). 
B)  systolic pressure + (pulse pressure/3). 
C)  diastolic pressure + (pulse pressure/3). 
D)  pulse pressure - (diastolic pressure/3).

Resistance to blood flow increases as the viscosity of the blood increases.

There is normally a net loss of fluid from the capillary at the arteriolar end.

Indicate what effect the change in question would have on bulk flow by using the answer code (options may be used more than once or not at all): -rise in capillary blood pressure in connection with congestive heart failure

The regulation of blood flow in the arterioles of the brain is mainly under the control of the sympathetic nervous system.

By using the answer code (options may be used more than once or not at all), indicate whether the following would -increased release of aldosterone

Arteriolar resistance is regulated by both local controls and extrinsic controls.

Normally capillary filtration exceeds reabsorption by about ____________________ litres daily.

Indicate what effect the change in question would have on bulk flow by using the answer code (options may be used more than once or not at all): -reduced synthesis of plasma proteins due to liver disease

The capillaries have an overall,tremendous cross-sectional area.

Choose the appropriate letter from the answer code to make the statement correct. -Increased skeletal muscle activity ____________________ venous return.

There is a constant flow of blood through the capillaries even though the heart is forcing blood out into the arterial system only part of the time.

Describe capillary filtration and reabsorption.

Differences in blood flow to an organ are related to the resistance to flow offered by the arterioles that supply that organ.

When blood pressure falls below normal,what happens to restore the blood pressure toward normal?

Which of the following is correct for mean arterial blood pressure?

Plasma proteins are responsible for the blood-colloid osmotic pressure.

What is NOT a function of the lymphatic system?

Which of the following types of blood vessel consists of only one cell layer?

Blood flow is driven by osmotic pressure.

Which statement is correct for mean arterial pressure?

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System

Principals of Endocrinology; The Central Endocrine Glands

Muscle Physiology

Cardiac Physiology

The Blood

Body Defences

The Respiratory System

The Urinary System

Fluid and Acid Base Balance

The Digestive System

Energy Balance and Temperature Regulation

The Endocrine Glands

The Reproductive System

Filters

Exam 8: Vascular Physiology

Resistance to blood flow increases as the viscosity of the blood increases.

There is normally a net loss of fluid from the capillary at the arteriolar end.

Indicate what effect the change in question would have on bulk flow by using the answer code (options may be used more than once or not at all): -rise in capillary blood pressure in connection with congestive heart failure

The regulation of blood flow in the arterioles of the brain is mainly under the control of the sympathetic nervous system.

By using the answer code (options may be used more than once or not at all), indicate whether the following would -increased release of aldosterone

Arteriolar resistance is regulated by both local controls and extrinsic controls.

Normally capillary filtration exceeds reabsorption by about ____________________ litres daily.

Indicate what effect the change in question would have on bulk flow by using the answer code (options may be used more than once or not at all): -reduced synthesis of plasma proteins due to liver disease

The capillaries have an overall,tremendous cross-sectional area.

Choose the appropriate letter from the answer code to make the statement correct. -Increased skeletal muscle activity ____________________ venous return.

There is a constant flow of blood through the capillaries even though the heart is forcing blood out into the arterial system only part of the time.

Describe capillary filtration and reabsorption.

Differences in blood flow to an organ are related to the resistance to flow offered by the arterioles that supply that organ.

When blood pressure falls below normal,what happens to restore the blood pressure toward normal?

Which of the following is correct for mean arterial blood pressure?

Plasma proteins are responsible for the blood-colloid osmotic pressure.

What is NOT a function of the lymphatic system?

Which of the following types of blood vessel consists of only one cell layer?

Blood flow is driven by osmotic pressure.

Which statement is correct for mean arterial pressure?

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System

Principals of Endocrinology; The Central Endocrine Glands

Muscle Physiology

Cardiac Physiology

The Blood

Body Defences

The Respiratory System

The Urinary System

Fluid and Acid Base Balance

The Digestive System

Energy Balance and Temperature Regulation

The Endocrine Glands

The Reproductive System

Filters