The Cardiovascular System: Blood Vessels and Hemodynamics Quiz
Preview:
Blood vessels form a closed system of tubes that carries blood away from the heart are called.
A. Arteries
B. Arteriole
C. Capillaries
D. Venules
If the blood pressure reading on patients is 142/95, the diastolic pressure is_________
A. 47 mmHg
B. 74 mmHg
C. 95 mm Hg
D. 142 mmHg
Which of the followining vessels bring blood to the inferior vena cava?
A. coronary sinus and subclavian veins.
B. external jagular and carotid artery.
C. radial and brachial vein.
D. renal and common iliac veins
Which of the following is the correct sequence of layers in the vessel wall from outside to inside?
A. tunica externa, tunica media, tunica interna
B. tunica interna, tunica media, tunica externa
C. tunica media, tunica externa, tunica interna
D. tunica media, tunica interna, tunica externa
Which of the following veins is the longest in the body?
A. superior vena cava
B. inferior vena cava
C. great saphenous vein
D. femoral vein
Which of the following arteries branches to form the common hepatic artery, left gastric artery, and splenic artery?
A. superior mesenteric artery
B. inferior mesenteric artery
C. gonadal arteries
D. celiac trunk
Cardiogenic shock is most likely to result from __________.
A. a severe bacterial infection
B. a systemic allergic reaction
C. multiple heart attacks
D. large-scale blood loss
Blood flows through the blood vessels because of the _________
A. establishment of a concentration gradient.
B. elastic recoil of the veins.
C. establishment of a pressure gradient.
D. viscosity of the blood.
The exchange of nutrients and waste products takes place through the walls of_______
A. arterioles
B. arteries
C. capillaries.
D. venules
The two most important baroreceptor reflexes are the ________
A. carotid sinus reflex and the aortic reflex
B. cardiac accelerator nerves and aortic reflex
C. vasomotor nerves and cardiac accelerator nerves
D. vasomotor nerves and carotid sinus reflex
Exchanges of substances between the blood and body tissue cells occur as blood flows through the________
A. Arteries
B. Arteriole
C. Capillaries
D. Venules
All the following are vascular resistance EXCEPT
A. Size of the lumen
B. Blood viscosity
C. Total blood vessel length
D. Volume of blood
Which type of blood vessels plays a key role in regulating blood flow from arteries into capillaries.
A. Arteries
B. Arteriole
C. Capillaries
D. Venules
During systemic circulation, blood leaves the __________.
A. right ventricle and goes directly to the aorta
B. lungs and moves to the left atrium
C. right atrium and goes directly to the lungs
D. left ventricle and goes directly to the aorta
Which of the following acts on the kidneys and blood vessels to raise blood pressure?
A. angiotensin II
B. epinephrine
C. antidiuretic hormone
D. atrial natriuretic peptide
