The ____ trunk drains the head and neck
a. jugular
b. intestinal
c. lumbar
d. bronchomediastinal
a
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According to the sliding-filament mechanism of muscle contraction, the
a. A bands slide in closer between the I bands. b. thin filaments slide inward toward the center of the A band. c. Z lines slide in between the T tubules. d. contractile proteins contract, thus shortening the sarcomere. e. filaments slide into the lateral sacs of the sarcoplasmic reticulum.
If a muscle cell is excited ____________________ is released from the sarcoplasmic reticulum
Fill in the blank(s) with correct word
A newborn baby typically has about ________ bones whereas a typical adult has ________ bones.
A. 228; 206 B. 206; 254 C. 206; 228 D. 270; 206 E. 254; 206
Carlos experienced some muscle weakness in his right lower limb and went to see his physician. The physician noticed Carlos could not evert his foot and had anesthesia along most of the dorsum of his right foot. Carlos was still able to dorsiflex his foot and invert his foot. Based on these symptoms, what specific nerve likely was injured?
a. common fibular b. tibial c. deep fibular d. superficial fibular