The heart is enclosed in a double-walled membranous sac called___. ()
A. the mediastinum
B. the peritoneum
C. the epicardium
D. the periosteum
E. the pericardium
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Which one of the following arteries supplies blood to the stomach? ()
A. left gastric artery
B. right gastric artery
C. short gastric artery
D. left gastroepiploic artery
E. right gastroepiploic artery
Which one of the following structures belongs to fibrous tunic of eyeball? ()
A. cornea
B. sclera
C. iris
D. retina
E. choroid
Which one of the following structures belongs to somatic motor nuclei? ()
A. nucleus of oculomotor nerve
B. nucleus of trochlear nerve
C. nucleus of abducent nerve
D. nucleus of hypoglossal nerve
E. nucleus of facial nerve
Which one of the following nerves is the branches of the brachial plexus? ()
A. axillary nerve
B. median nerve
C. radial nerve
D. ulnar nerve
E. musculocutaneous nerve
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