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38) One of the following is NOT a function of the parasympathetic system:
Anonymous Quiz
15%
Constriction of the pupil
20%
Constriction of the bronchi.
32%
Stimulation of all glands.
18%
Slowing of the heart rate.
15%
Stimulation of intestinal motility.
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39) All the following statements are true regarding the systemic circulation
EXCEPT:
EXCEPT:
Anonymous Quiz
8%
Superior and inferior venae cavae open into the right atrium.
8%
Tricuspid valve lies between right atrium and right ventricle.
71%
Pulmonary artery carries oxygenated blood.
9%
Left atrium receives blood from pulmonary veins.
4%
Mitral valve lies between left atrium and left ventricle
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40) The valve lying between the right ventricle and the artery leaving it is the..... Valve
Anonymous Quiz
8%
Mitral
31%
Tricuspid
45%
Pulmonary
15%
Aortic
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41) Blood vessels that carry blood away from the heart are called:
Anonymous Quiz
71%
Arteries.
20%
Veins.
6%
Capillaries
3%
Lymphatics.
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42) Regarding the veins, choose the correct statement:
Anonymous Quiz
16%
They have elastic walls.
60%
They may have valves
10%
They are pulsating.
14%
They have narrow lumens.
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43) The heart gets its arterial blood supply through:
Anonymous Quiz
5%
Bronchial arteries.
47%
Coronary arteries.
8%
Coronary sinus.
25%
Pulmonary arteries.
14%
None of the above.
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44) The circulation of the blood from the intestine to the liver is called:
Anonymous Quiz
9%
Pulmonary circulation.
23%
Systemic circulation.
62%
Portal circulation.
6%
Coronary circulation.
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45) All the following statements are true about capillaries EXCEPT:
Anonymous Quiz
12%
A. They are minute channels.
56%
B. They are numerous in cornea.
13%
C. They have very thin walls.
19%
D. They allow gas exchange
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46) The thoracic duct drains the lymph from:
Anonymous Quiz
26%
Right side of the head and neck
21%
Right upper limb.
27%
Right lower limb.
26%
The whole thorax.
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47) All the following structures are rich in lymphatics EXCEPT:
Anonymous Quiz
9%
Serous membranes.
10%
Mucus membranes.
55%
Brain
17%
Dermis of the skin.
9%
Glands
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48) All the following statements are true about lymphatic vessels (lymphatics)
EXCEPT:
EXCEPT:
Anonymous Quiz
7%
They start as lymphatic capillaries.
11%
They are highly permeable.
19%
Lymphatic capillaries are larger than blood capillaries.
49%
They don't have valves.
13%
None of the above
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49) Which of the following minimizes the friction between muscles and bones?
Anonymous Quiz
38%
Synovial membrane.
19%
Synovial sheath.
12%
Bursae.
17%
Retinaculum
13%
None of the above.
Forwarded from Deleted Account
50) The serous sac surrounding the lung is:
Anonymous Quiz
8%
Pericardium
19%
Peritoneum.
63%
Pleura
5%
Tunica vaginalis.
6%
None of the above
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Il-Aorta originates from:
Anonymous Quiz
14%
A. Lefl atrium
71%
B-Left ventricle
8%
C- Rt atrium
6%
D. Rt.ventricle
Forwarded from Deleted Account
12.puImonary trunk originate from :
Anonymous Quiz
68%
A. Rt ventricle
12%
B. Lt ventricle
10%
c- Lt atrium
10%
d- Rt atrium
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Forwarded from Deleted Account
13-Base of the heart is fromed mainly from :
Anonymous Quiz
21%
A. Right atrium
12%
B. Right ventricle
28%
C. Left ventricle
38%
D. Lefl atrium
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Forwarded from Deleted Account
14. Pulmonary veins open into:
Anonymous Quiz
10%
A. Left ventricle
64%
B. Left atrium
16%
C. Rt atrium
10%
D. Right ventricle
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