Which figure exhibits concentric contraction of the biceps brachii muscle?
a) A
b) B
c) C
d) none of these choices
a
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Lymphoid stem cells mature into
A. B-lymphocytes and T-lymphocytes. B. B-lymphocytes. C. B-lymphocytes, T-lymphocytes, and NK cells. D. T-lymphocytes. E. B-lymphocytes, T-lymphocytes, and monocytes.
In an enzymatic reaction, when temperature is increased past the point of "optimal temperature," the enzyme starts to ________.
increase its catalytic activity reduce its catalytic activity increase its allosteric properties increase product formation
Which leg movement would be impaired by injury to the obturator muscles?
A) extension at the hip B) flexion at the hip C) medial rotation at the hip D) lateral rotation at the hip E) adduction at the hip
Which one of the following bones does NOT contain paranasal sinuses?
A) frontal B) sphenoid C) mandible D) ethmoid E) maxilla