Which abdominal muscle's only action is to compress the abdominal cavity?
A. Internal oblique
B. External oblique
C. Transversus abdominis
D. Rectus abdominis
Ans: C. Transversus abdominis
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These tubuloalveolar glands produce a clear, viscous mucin that serves as a lubricant during sexual intercourse
A. Seminal vesicles B. Prostate glands C. Bulbourethral glands D. Areolar glands
Which of the following is incorrect pertaining to the pancreas?
A) The superior mesenteric artery lies anterior to its neck. B) Its head is embraced mainly by the descending part of the duodenum. C) It is retroperitoneal. D) Its main duct joins with the common bile duct before entering the duodenum. E) It is partially supplied by branches from the splenic artery.
Answer the following statement(s) true (T) or false (F)
1. Somatic reflexes involve responses by skeletal, smooth, and cardiac muscles. 2. The stretch reflex is the tendency of a muscle to stretch when it is overcontracted. 3. The tendon reflex is the inhibition of a muscle's contraction that occurs when its tendon is excessively stretched. 4. The crossed extension reflex is the contraction of the extensors on one side of the body when the flexors are contracted on the other side.
The hair cells of the organ of Corti have stereocilia embedded in the
A. oval window. B. basilar membrane. C. tectorial membrane. D. tympanic membrane.