21) The path of blood flow within the systemic vascular : 1221277

21) The path of blood flow within the systemic vascular : 1221277.


21) The path of blood flow within the systemic vascular system is:

A) arterioles, arteries, capillary beds, venules, veins

B) arterioles, arteries, capillary beds, veins, venules

C) arterioles, arteries, venules, veins, capillary beds

D) arteries, arterioles, capillary beds, veins, venules

E) arteries, arterioles, capillary beds, venules, veins

22) Which of the following is common for right sided congestive heart failure:

A) pulmonary congestion and edema

B) myocardial infarction

C) suffocation

D) coronary atherosclerosis

E) peripheral congestion and edema

23) Which of the following increases heart rate:

A) low levels of potassium

B) parasympathetic nervous system stimulation

C) vagus nerve stimulation

D) cold

E) epinephrine

24) Veins:

A) carry blood away from the heart

B) branch into smaller vessels called arterioles

C) transport oxygen-rich blood

D) operate under high pressure

E) often have valves to prevent the backflow of blood

25) Which one of the following is caused by a decrease in venous return to the heart:

A) a decrease in stroke volume and cardiac output

B) a decrease in stroke volume and an increase in cardiac output

C) an increase in stroke volume and cardiac output

D) an increase in stroke volume and a decrease in cardiac output

E) no change in stroke volume and cardiac output

26) Which one is the correct sequence going from the outermost to the innermost layer of a blood vessel wall:

A) tunica media, tunica intima, tunica externa

B) tunica media, tunica externa, tunica intima

C) tunica externa, tunica media, tunica intima

D) tunica externa, tunica intima, tunica media

E) tunica intima, tunica media, tunica externa

27) Which of the following blood vessels is a direct branch of the ascending aorta:

A) right subclavian artery

B) carotid artery

C) right coronary artery

D) left coronary artery

E) both the right and left coronary arteries

28) Which one of the following does NOT receive blood directly from the aortic arch:

A) brachiocephalic artery

B) left subclavian artery

C) left common carotid artery

D) right common carotid artery

E) thoracic aorta

29) Which of the following arteries supplies the first half of the large intestine:

A) splenic artery

B) superior mesenteric artery

C) celiac artery

D) femoral artery

E) hepatic artery

30) Which of these pathways correctly traces blood as it travels from the aortic arch to the left arm:

A) aortic arch, brachiocephalic trunk, right common carotid artery

B) aortic arch, left common carotid artery, left internal carotid artery

C) aortic arch, left subclavian artery, left axillary artery, left brachial artery

D) ascending aorta, right coronary arteries

E) abdominal aorta, celiac trunk, left gastric artery



21) The path of blood flow within the systemic vascular : 1221277

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