Question 1

The abdominal aorta divides into three arteries at its terminus; what are they?

Accepted Answer

Left and right commo

Question 2

A patient lost a lot of blood during surgery and his blood pressure dropped from 120/80 to 90/50. Describe how the kidneys respond to this change in blood pressure.

Accepted Answer

When arterial blood pressure declines, s

Question 3

These capillaries may be lined with phagocytes that can extend their process into the plasma to catch "prey."

Accepted Answer

A)  sinusoids 
B)  anastomoses 
C)  fenestrations 
D)  thoroughfare channels 
A)  sinusoids 
B)  anastomoses 
C)  fenestrations 
D)  thoroughfare channels

Question 4

Arterial pressure in the pulmonary circulation is much higher than in the systemic circulation because of its proximity to the heart.

Accepted Answer

A) True 
 B)False

Question 5

Which will NOT occur if blood pressure drops below homeostatic levels?

Accepted Answer

A)  Cardiac output will increase. 
B)  The cardioacceleratory center of the medulla will be activated. 
C)  Baroreceptors in the carotid sinuses and aortic arch will be stimulated. 
D)  Vasomotor center of the medulla will trigger vasoconstriction. 
A)  Cardiac output will increase. 
B)  The cardioacceleratory center of the medulla will be activated. 
C)  Baroreceptors in the carotid sinuses and aortic arch will be stimulated. 
D)  Vasomotor center of the medulla will trigger vasoconstriction.

Question 6

Describe the effect of hypovolemic shock on the blood vessels and the heart.

Accepted Answer

Hypovolemic shock causes blood vessels t

Question 7

Define vasoconstriction and vasodilation. What is the mechanism of regulation?

Accepted Answer

Vasoconstriction is a reduction in the l

Question 8

Which statement best describes arteries?

Accepted Answer

A)  All carry blood away from the heart. 
B)  All carry oxygenated blood to the heart. 
C)  All contain valves to prevent the backflow of blood. 
D)  Only large arteries are lined with endothelium. 
A)  All carry blood away from the heart. 
B)  All carry oxygenated blood to the heart. 
C)  All contain valves to prevent the backflow of blood. 
D)  Only large arteries are lined with endothelium.

Question 9

What do the ductus arteriosus and the foramen ovale become at birth?

Accepted Answer

A)  ligamentum arteriosum; ligamentum teres 
B)  ligamentum teres; fossa ovalis 
C)  ligamentum arteriosum; fossa ovalis 
D)  fossa ovalis; ligamentum arteriosum 
A)  ligamentum arteriosum; ligamentum teres 
B)  ligamentum teres; fossa ovalis 
C)  ligamentum arteriosum; fossa ovalis 
D)  fossa ovalis; ligamentum arteriosum

Question 10

The pulmonary circulation does not directly serve the metabolic needs of body tissues.

Accepted Answer

A) True 
 B)False

Question 11

In red bone marrow newly formed blood cells enter the circulation. You would expect to see many type of capillaries in red bone marrow__________.

Accepted Answer

A)  continuous 
B)  fenestrated 
C)  metarterioles 
D)  sinusoid 
A)  continuous 
B)  fenestrated 
C)  metarterioles 
D)  sinusoid

Question 12

Which of the following signs of hypovolemic shock is a relatively late sign?

Accepted Answer

A)  rapidly falling blood pressure 
B)  cold, clammy skin 
C)  rapid, thready pulse 
D)  increased heart rate 
A)  rapidly falling blood pressure 
B)  cold, clammy skin 
C)  rapid, thready pulse 
D)  increased heart rate

Question 13

The internal carotid arteries supply the__________ with blood.

Accepted Answer

The answer of The internal carotid arteries supply the__________ with...

Question 14

The adjustment of blood flow to each tissue in proportion to its requirements at any point in time is termed autoregulation.

Accepted Answer

A) True 
 B)False

Question 15

What are the sounds of Korotkoff?

Accepted Answer

They are thumping sounds heard as an inf

Question 16

The influence of blood vessel diameter on peripheral resistance is __________.

Accepted Answer

A)  insignificant because vessel diameter does not vary 
B)  significant because resistance is inversely proportional to the fourth power of the vessel radius 
C)  significant because resistance is directly proportional to the blood vessel diameter 
D)  the only factor that influences resistance 
A)  insignificant because vessel diameter does not vary 
B)  significant because resistance is inversely proportional to the fourth power of the vessel radius 
C)  significant because resistance is directly proportional to the blood vessel diameter 
D)  the only factor that influences resistance

Question 17

Describe the forces that determine fluid movements across capillary walls.

Accepted Answer

(1) Capillary hydrostatic pressure (equa

Question 18

Which of the following blood pressure readings would be indicative of hypertension?

Accepted Answer

A)  170/96 
B)  140/90 
C)  110/60 
D)  120/80 
A)  170/96 
B)  140/90 
C)  110/60 
D)  120/80

Question 19

Arteries supplying the same territory are often merged with one another, forming arterial anastomoses.

Accepted Answer

A) True 
 B)False

Question 20

In general, it is expected that__________ .

Accepted Answer

A)  hydrostatic pressure will remain constant throughout the capillary bed 
B)  hydrostatic pressure will rise as blood moves away from the arteriole end of the capillary bed 
C)  hydrostatic pressure will drop as blood moves away from the arteriole end of the capillary bed 
D)  osmotic pressure will be lower in the arteriole end of the capillary bed compared to the venous end 
A)  hydrostatic pressure will remain constant throughout the capillary bed 
B)  hydrostatic pressure will rise as blood moves away from the arteriole end of the capillary bed 
C)  hydrostatic pressure will drop as blood moves away from the arteriole end of the capillary bed 
D)  osmotic pressure will be lower in the arteriole end of the capillary bed compared to the venous end

The abdominal aorta divides into three arteries at its terminus; what are they?

A patient lost a lot of blood during surgery and his blood pressure dropped from 120/80 to 90/50. Describe how the kidneys respond to this change in blood pressure.

These capillaries may be lined with phagocytes that can extend their process into the plasma to catch "prey."

Arterial pressure in the pulmonary circulation is much higher than in the systemic circulation because of its proximity to the heart.

Which will NOT occur if blood pressure drops below homeostatic levels?

Describe the effect of hypovolemic shock on the blood vessels and the heart.

Define vasoconstriction and vasodilation. What is the mechanism of regulation?

Which statement best describes arteries?

What do the ductus arteriosus and the foramen ovale become at birth?

The pulmonary circulation does not directly serve the metabolic needs of body tissues.

In red bone marrow newly formed blood cells enter the circulation. You would expect to see many type of capillaries in red bone marrow__________.

Which of the following signs of hypovolemic shock is a relatively late sign?

The internal carotid arteries supply the__________ with blood.

The adjustment of blood flow to each tissue in proportion to its requirements at any point in time is termed autoregulation.

What are the sounds of Korotkoff?

The influence of blood vessel diameter on peripheral resistance is __________.

Describe the forces that determine fluid movements across capillary walls.

Which of the following blood pressure readings would be indicative of hypertension?

Arteries supplying the same territory are often merged with one another, forming arterial anastomoses.

In general, it is expected that__________ .

The Human Body: an Orientation

Chemistry Comes Alive

Cells: the Living Units

Tissue: the Living Fabric

The Integumentary System

Bones and Skeletal Tissues

The Skeleton

Joints

Muscles and Muscle Tissue

The Muscular System

Fundamentals of the Nervous System and Nervous Tissue

The Central Nervous System

The Peripheral Nervous System and Reflex Activity

The Autonomic Nervous System

The Special Senses

The Endocrine System

Blood

The Cardiovascular System: the Heart

The Lymphatic System and Lymphoid Organs and Tissues

Filters

Exam 19: The Cardiovascular System: Blood Vessels

The abdominal aorta divides into three arteries at its terminus; what are they?

A patient lost a lot of blood during surgery and his blood pressure dropped from 120/80 to 90/50. Describe how the kidneys respond to this change in blood pressure.

These capillaries may be lined with phagocytes that can extend their process into the plasma to catch "prey."

Arterial pressure in the pulmonary circulation is much higher than in the systemic circulation because of its proximity to the heart.

Which will NOT occur if blood pressure drops below homeostatic levels?

Describe the effect of hypovolemic shock on the blood vessels and the heart.

Define vasoconstriction and vasodilation. What is the mechanism of regulation?

Which statement best describes arteries?

What do the ductus arteriosus and the foramen ovale become at birth?

The pulmonary circulation does not directly serve the metabolic needs of body tissues.

In red bone marrow newly formed blood cells enter the circulation. You would expect to see many type of capillaries in red bone marrow__________.

Which of the following signs of hypovolemic shock is a relatively late sign?

The internal carotid arteries supply the__________ with blood.

The adjustment of blood flow to each tissue in proportion to its requirements at any point in time is termed autoregulation.

What are the sounds of Korotkoff?

The influence of blood vessel diameter on peripheral resistance is __________.

Describe the forces that determine fluid movements across capillary walls.

Which of the following blood pressure readings would be indicative of hypertension?

Arteries supplying the same territory are often merged with one another, forming arterial anastomoses.

In general, it is expected that__________ .

The Human Body: an Orientation

Chemistry Comes Alive

Cells: the Living Units

Tissue: the Living Fabric

The Integumentary System

Bones and Skeletal Tissues

The Skeleton

Joints

Muscles and Muscle Tissue

The Muscular System

Fundamentals of the Nervous System and Nervous Tissue

The Central Nervous System

The Peripheral Nervous System and Reflex Activity

The Autonomic Nervous System

The Special Senses

The Endocrine System

Blood

The Cardiovascular System: the Heart

The Lymphatic System and Lymphoid Organs and Tissues

Filters