A．superior thyroid a.B．lingual aC．facial a.D．maxillary ……

单项选择题About the spleen, the right description is （）.

A．it is situated in the left lower part of thoracic cavity
B．its long axis is in the line of the 10th rib
C．it is palpable below the left costal arch
D．there are splenic notches on its anterior extremity
E．the hilum of spleen lies on the diaphragmatic surface

单项选择题The following structure is located in the carotid sheath （）.

A．sympathetic trunk
B．vertebral artery
C．glossopharyngeal n.
D．internal jugular vein
E．external jugular vein

单项选择题The following nerves which should be avoided to be injured when we want to ligate （结扎）inferior thyroid a （）.

A．the trunk of vagus
B．inferior laryngeal nerve
C．the lateral branch of superior laryngeal nerve
D．the trunk of sympathetic n.
E．recurrent laryngeal nerve

单项选择题The trigone of bladder lies （）.

A．in internal surface of fundus of bladder
B．below apex of urinary bladder
C．in the body of bladder
D．below neck of bladder
E．in base of prostate

单项选择题From the anterior wall of rectum, we can palpate the following structures, EXCEPT （）.

A．prostate
B．apex of urinary bladder
C．ampulla of ducts deference
D．neck of uterus
E．seminal vesicle