FREE BIOLOGY AND STUDY GAMES ABOUT WEEK 5.0

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FREE BIOLOGY AND STUDY GAMES ABOUT WEEK 5.0

EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -159 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: Which vein drains into the inferior vena cava?

Answer:

the right suprarenal vein

Question 2: Where do the major systemic arteries branch from?

Answer:

the aorta

Question 3: join to form the inferior vena cava

Answer:

common iliac Question 4: Each common iliac vein is formed by the union of which 2 veins and receives venous blood from the lower limb?

Answer:

the internal iliac vein and the external iliac vein

Question 5: the length of the normal cardiac cycle

Answer:

0.8 sec

Question 6: What do most arteries carry?

Answer:

oxygen-rich blood

Question 7: major artery serving the tissues external to the skull

Answer:

external carotid

Question 8: At birth, what does the foramen ovale become?

Answer:

fossa ovalis

Question 9: What is the largest artery of the body?

Answer:

the aorta Question 10: Which arteries that divide off from the popliteal artery supply the leg, ankle, and foot?

Answer:

the anterior and posterior tibial arteries Question 11: What artery supplies the extracranial tissues of the neck and head via its superficial temporal, ophthalmic, maxillary, facial, and occipital arterial branches?

Answer:

the external carotid artery Question 12: How does the pulmonary circulation system differ from the systemic circulation?

Answer:

It doesn't serve the metabolic needs of the body tissues w/which it is associated (in this case, lung tissue) Instead if brings blood into close contact w/alveoli of lungs to perm,it gas exchanges that rid blood of excess CO2 and replenish oxygen supply

Question 13: Where do most veins tend to converge from?

Answer:

the venae cavae Question 14: S1 is the sound which marks the approximate beginning of systole, and is created when the increase in intraventricular pressure during contraction exceeds the pressure within the atria, causing a sudden closing of the tricuspid and mitral, or AV valves.

Answer:

S1 or "lub"

Question 15: What artery serves the lateral chest wall?

Answer:

the lateral thoracic artery Question 16: which valve is heard most clearly when the apical heartbeat is auscultated?

Answer:

bicuspid

Question 17: Are both sets of valves closed during any part of the cycle?

Answer:

Yes Question 18: artery that supplies the distal half of the large intestine via several branches

Answer:

inferior mesenteric

Question 19: The popliteal vein becomes which vein in the thigh?

Answer:

femoral vein

Question 20: What is the first branch of the aortic arch?

Answer:

brachiocephalic trunk

Question 21: Trace pathway of oxygen gas molecule from an alveolus of the lung to the right atrium of the heart

Answer:

alveolar capillary walls; pulmonary vein; left atrium; left ventricle; aorta; systemic arteries; capillary beds of tissues; systemic veins; superior or inferior vena cava Question 22: Which vein drains the lesser curvature of the stomach and empties directly into the hepatic portal vein?

Answer:

gastric vein Question 23: Which artery serves the cerebellum, part of the brain stem and the posterior cerebral hemispheres?

Answer:

vertebral artery Question 24: What arteries serve the adrenal glands and flank the superior mesenteric artery?

Answer:

suprarenal arteries Question 25: Why is the hepatic portal blood carried to the liver b4 it enters the systemic circulation?

Answer:

BC it is rich in nutrients and the liver is responsible for maintaining proper blood concentrations of glucose, proteins, etc. and its phagocytes rid the body of debris

Question 26: What artery serves the scapula and dorsal thorax?

Answer:

subscapular artery

Question 27: The quiescent period, or pause

Answer:

0.4 sec