Question 1

Which vessel in the figure is labeled "A"?

Accepted Answer

A) right subclavian artery 
B) right radial artery 
C) right common carotid artery 
D) right brachial artery 
E) right axillary artery 
A) right subclavian artery 
B) right radial artery 
C) right common carotid artery 
D) right brachial artery 
E) right axillary artery

Question 2

Which of the following vessels carries the venous blood from the lower body into the right atrium?

Accepted Answer

A) Inferior vena cava 
B) Superior vena cava 
C) Tibial vein 
D) Coronary vein 
E) Iliac vein 
A) Inferior vena cava 
B) Superior vena cava 
C) Tibial vein 
D) Coronary vein 
E) Iliac vein

Question 3

Which layer of the arterial wall is primarily composed of elastic and collagen fibers?

Accepted Answer

A) tunica interna 
B) tunica media 
C) tunica externa 
D) tunica albuginea 
E) tunica fascia 
A) tunica interna 
B) tunica media 
C) tunica externa 
D) tunica albuginea 
E) tunica fascia

Question 4

The myogenic response of smooth muscle results in

Accepted Answer

A) more forceful contractions when stretched. 
B) more forceful contractions when relaxed 
C) tetany. 
D) relaxation of smooth muscle when stretched. 
E) formation of new desmosomes. 
A) more forceful contractions when stretched. 
B) more forceful contractions when relaxed 
C) tetany. 
D) relaxation of smooth muscle when stretched. 
E) formation of new desmosomes.

Question 5

Which labeled structure in the figure is precapillary sphincter?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) E 
A) A 
B) B 
C) C 
D) D 
E) E

Question 6

Which layer of the arterial wall is responsible for vasoconstriction?

Accepted Answer

A) tunica interna 
B) tunica media 
C) tunica externa 
D) tunica albuginea 
E) tunica fascia 
A) tunica interna 
B) tunica media 
C) tunica externa 
D) tunica albuginea 
E) tunica fascia

Question 7

Abnormal conditions such as atherosclerosis and patent ductus arteriosus cause an large increase in the

Accepted Answer

A) blood colloid osmotic pressure. 
B) central venous pressure. 
C) pulse pressure. 
D) venular hydrostatic pressure. 
E) capillary hyrdostatic pressure. 
A) blood colloid osmotic pressure. 
B) central venous pressure. 
C) pulse pressure. 
D) venular hydrostatic pressure. 
E) capillary hyrdostatic pressure.

Question 8

Which of the following would NOT result in an increase in systemic vascular resistance?

Accepted Answer

A) Decreased diameter of systemic arterioles 
B) Increased blood viscosity 
C) Decreased length of the systemic circulatory route 
D) Increased vasoconstriction of systemic arterioles 
E) Increased red blood cell count 
A) Decreased diameter of systemic arterioles 
B) Increased blood viscosity 
C) Decreased length of the systemic circulatory route 
D) Increased vasoconstriction of systemic arterioles 
E) Increased red blood cell count

Question 9

Which of the following vessels supplies blood to the intestines?

Accepted Answer

A) Radial artery 
B) Subclavian artery 
C) Mesenteric artery 
D) Coronary artery 
E) Popliteal artery 
A) Radial artery 
B) Subclavian artery 
C) Mesenteric artery 
D) Coronary artery 
E) Popliteal artery

Question 10

In which of the following types of blood vessels is blood pressure NOT pulsing?
1)Arteries
2)Capillaries
3)Arterioles
4)Venules

Accepted Answer

A) 1 only 
B) 2 only 
C) 3 only 
D) 4 only 
E) Both 2 and 4 
A) 1 only 
B) 2 only 
C) 3 only 
D) 4 only 
E) Both 2 and 4

Question 11

Identify and discuss the factors that contribute to systemic vascular resistance.

Accepted Answer

1)Blood viscosity is dependent on the ra

Question 12

Which of the following hormones would NOT stimulate changes that lead to an increase in arterial blood pressure?

Accepted Answer

A) Atrial natriuretic peptide(ANP) 
B) Antidiuretic hormone(ADH) 
C) Aldosterone 
D) Angiotensin 
E) Epinephrine 
A) Atrial natriuretic peptide(ANP) 
B) Antidiuretic hormone(ADH) 
C) Aldosterone 
D) Angiotensin 
E) Epinephrine

Question 13

What would the pulse pressure and mean arterial pressure be for an individual with a blood pressure of 120/80?

Accepted Answer

A) 40;100 
B) 40;93.3 
C) 40;103.3 
D) 200;100 
E) 100;200 
A) 40;100 
B) 40;93.3 
C) 40;103.3 
D) 200;100 
E) 100;200

Question 14

Cardiac output is dependent on both

Accepted Answer

A) heart rate and stroke volume. 
B) stroke volume and systemic vascular resistance. 
C) heart rate and systemic vascular resistance. 
D) blood type and stroke volume. 
E) blood pressure and heart rate 
A) heart rate and stroke volume. 
B) stroke volume and systemic vascular resistance. 
C) heart rate and systemic vascular resistance. 
D) blood type and stroke volume. 
E) blood pressure and heart rate

Question 15

Elastic arteries function as

Accepted Answer

A) vasodilators. 
B) conduits to the tissues of the trunk only. 
C) barriers to microcirculation. 
D) pressure reservoirs. 
E) vasoconstrictors. 
A) vasodilators. 
B) conduits to the tissues of the trunk only. 
C) barriers to microcirculation. 
D) pressure reservoirs. 
E) vasoconstrictors.

Question 16

Which of the types of capillaries shown in the figure is commonly found in the kidneys,villi of the small intestine,choroid plexuses,and some endocrine glands?

Accepted Answer

A) A 
B) B 
C) C 
D) A and B 
E) B and C 
A) A 
B) B 
C) C 
D) A and B 
E) B and C

Question 17

When the umbilical cord is tied after birth,the umbilical arteries close by filling in with

Accepted Answer

A) placental fluid. 
B) platelet plugs. 
C) connective tissue. 
D) smooth muscle. 
E) epithelial tissue. 
A) placental fluid. 
B) platelet plugs. 
C) connective tissue. 
D) smooth muscle. 
E) epithelial tissue.

Question 18

Which vessel in the figure is labeled "C"?

Accepted Answer

A) accessory hemiazygos vein 
B) hemiazygos vein 
C) left gonadal vein 
D) right renal vein 
E) right suprarenal vein 
A) accessory hemiazygos vein 
B) hemiazygos vein 
C) left gonadal vein 
D) right renal vein 
E) right suprarenal vein

Question 19

Which of the labeled layers in the diagram of the arterial wall consists mainly of elastic fibers and smooth muscle fibers?

Accepted Answer

A) A 
B) B 
C) C 
D) A and B 
E) A,B and C 
A) A 
B) B 
C) C 
D) A and B 
E) A,B and C

Question 20

This type of shock is due to decreased blood volume.

Accepted Answer

A) Hypovolemic 
B) Cardiogenic 
C) Vascular 
D) Obstructive 
E) Neurogenic 
A) Hypovolemic 
B) Cardiogenic 
C) Vascular 
D) Obstructive 
E) Neurogenic

Exam 21: The Cardiovascular System: Blood Vessels and Hemodynamics

Which vessel in the figure is labeled "A"?

Which of the following vessels carries the venous blood from the lower body into the right atrium?

Which layer of the arterial wall is primarily composed of elastic and collagen fibers?

The myogenic response of smooth muscle results in

Which labeled structure in the figure is precapillary sphincter?

Which layer of the arterial wall is responsible for vasoconstriction?

Abnormal conditions such as atherosclerosis and patent ductus arteriosus cause an large increase in the

Which of the following would NOT result in an increase in systemic vascular resistance?

Which of the following vessels supplies blood to the intestines?

In which of the following types of blood vessels is blood pressure NOT pulsing? 1)Arteries 2)Capillaries 3)Arterioles 4)Venules

Identify and discuss the factors that contribute to systemic vascular resistance.

Which of the following hormones would NOT stimulate changes that lead to an increase in arterial blood pressure?

What would the pulse pressure and mean arterial pressure be for an individual with a blood pressure of 120/80?

Cardiac output is dependent on both

Elastic arteries function as

Which of the types of capillaries shown in the figure is commonly found in the kidneys,villi of the small intestine,choroid plexuses,and some endocrine glands?

When the umbilical cord is tied after birth,the umbilical arteries close by filling in with

Which vessel in the figure is labeled "C"?

Which of the labeled layers in the diagram of the arterial wall consists mainly of elastic fibers and smooth muscle fibers?

This type of shock is due to decreased blood volume.

An Introduction to the Human Body

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System Unit Ii: Principles of Support and Movement

The Skeletal System: Bone Tissue

The Skeletal System: the Axial Skeleton

The Skeletal System: the Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System Unit Iii: Control Systems of the Human Body

Nervous Tissue

The Spinal Cord and Spinal Nerves

The Brain and Cranial Nerves

The Autonomic Nervous System

Sensory, Motor and Integrative Systems

The Special Senses

The Endocrine System Unit Iv: Maintenance of the Human Body

The Cardiovascular System: the Blood

The Cardiovascular System: the Heart

The Lymphatic System, Nonspecific Resistance to Disease, and Immunity

The Respiratory System

The Digestive System

Metabolism

The Urinary System

Fluid, Electrolyte, and Acid-Base Homeostasis Unit V: Continuity

The Reproductive Systems

Development and Inheritance

Filters