An exaggerated curvature of the lumbar region is ________.
A. kyphosis
B. spina bifida
C. lordosis
D. herniated disk
E. scoliosis
Answer: C
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If the muscle fiber is stimulated so rapidly that it does not have a chance to relax at all between stimuli, a smooth, sustained contraction of maximal strength known as ____________________ occurs
Fill in the blank(s) with correct word
Which statement is not true about cross bridges?
a. They are a component of thin filaments. b. They are comprised of myosin. c. They have an actin binding site. d. They have an ATPase binding site. e. They provide power stroking.
Which blood vessel carries blood into a glomerulus?
a) efferent arteriole b) vasa recta c) afferent arteriole d) peritubular capillary
Only about ________ percent of sensory information reaches the cerebral cortex and our awareness
A) 1 B) 10 C) 25 D) 50 E) 95