Which one of the following alimentary segments has NO digestive function?
A) cardial region of the stomach
B) pyloric region of the stomach
C) mouth
D) esophagus
E) duodenum
D
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androgenital syndrome is preventable
a. true b. false
The cells that give rise to red blood cells, platelets, and most white blood cells are called
A. megakaryoblasts. B. lymphatic stem cells. C. myeloid stem cells. D. erythroblasts.
Stimulation of nociceptive receptors within the trigeminal nerve might produce a perception of
A) intensely sweet. B) intensely sour. C) quite salty. D) peppery hot. E) decidedly bitter.
When comparing smooth and skeletal muscle cells, which of the following statements is true?
A. The myofilaments in smooth muscle do not form sarcomeres. B. Smooth muscle cells have striations. C. Smooth muscle cells are multinucleated. D. Smooth muscle cells are larger than skeletal muscle cells. E. Smooth muscle has a lot of actin and myosin.