This figure shows an intestinal villus. The structure indicated by number 3 is a
A. lymphatic nodule.
B. plicae circulares.
C. submucosal gland.
D. Brunner gland.
E. mucous gland.
Answer: A
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On axial CT images, the superior sagittal sinuses are immediately anterior and posterior to the ____________________.
Fill in the blank(s) with the appropriate word(s).
The thalamus is an important relay station for feedback of information to the basal nuclei from the motor cortex.
Answer the following statement true (T) or false (F)
What part of the midbrain carries sensory tracts from the spinal cord?
A. tectum B. cerebral peduncles C. tegmentum D. red nucleus
Bile secretion is
A. performed continuously by the liver. B. is stimulated by sympathetic nerves. C. is stimulated by decreased amounts of bile salts. D. stimulated by increased vitamin B12 storage. E. controlled by the gallbladder.