The subepithelial connective tissue of the GI tract, immediately beneath the epithelium, is the
A) lamina propria.
B) serosa.
C) submucosa.
D) submucosal plexus.
E) muscularis mucosae.
A) lamina propria.
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These figures show the intrinsic muscles of the right foot. What muscle does number 3 indicate?
A. Abductor digiti minimi B. Flexor digitorum brevis C. Plantar interossei D. Lumbricals E. Flexor hallucis brevis
Which of the following is an example of positive feedback mechanism?
-A blood clot forms after a chef cuts her finger -As calcium level rises in the blood, the excess calcium attaches itself to bone -A runner completes a race, and her heartbeat slows to a normal level. -A soccer game begins, and the player's respirations rise because of exercise exertion
Motor impulses destined for skeletal muscle will leave the spinal cord through the ________ before passing through a spinal nerve.
A. posterior horn B. posterior root ganglion C. anterior root D. central canal
Fluid movement in the cochlea causes
a. displacement of the round window, which dissipates pressure. b. deflection of the basilar membrane. c. the hairs of the receptor cells of the organ of Corti to be bent as they are moved in relation to the tectorial membrane. d. two of these answers. e. all of these answers.