Which of the following become connected by myosin cross-bridges during muscle contraction?
A) thin filaments and thick filaments
B) thick filaments and titin filaments
C) z disks and actin filaments
D) thick filaments and t-tubules
E) thin filaments and t-tubules
A
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All of the following are adjectives that describe smooth muscle EXCEPT ________
A) nonstriated B) multinucleate C) spindle-shaped D) involuntary
In the the "rule of nines," the perineum accounts for ________ percent of the body surface area.
A. 18 B. 9 C. 4.5 D. 1
The primary physiological effect(s) of thyroid hormones is/are ____________________.
to increase appetite to increase the metabolic rate to increase muscle mass to decrease oxygen comsumption All of the choices are correct
Which of the following constitutes a long chain of simple sugars?
A) proteins B) monosaccharides C) polysaccharides D) nucleic acids