Contraction of the external ____________________ muscles elevates the ribs
Fill in the blank(s) with correct word
intercostal
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Sarah is taking antacids every day. This habit is raising her stomach and duodenal pH close to neutral. Which of the following enzymes may have decreased activity?
A. Pepsin B. Amylase C. Chymotrypsin D. Trypsin E. Lipase
Which of the following is a mechanism of heat transfer that involves direct contact?
a) Conduction b) Convection c) Radiation d) Evaporation e) Metabolic rate
The spinal cord ends and tapers to a point at the __________ cone.
Fill in the blank(s) with the appropriate word(s).
The primary motor area
A. contains a larger area for control of the hand and fingers than for control of the arm and elbow. B. contains neurons that control smooth muscle. C. contains more motor neurons for the thighs than the mouth. D. contains sensory neurons for the face in its inferior portion. E. contains a smaller area for control of the hands than for control of the legs.