Which muscle retracts, rotates, and fixes the scapula?
A. Serratus anterior
B. Subclavius
C. Levator scapulae
D. Rhomboideus major
E. Pectoralis minor
Answer: D
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The action potential of a muscle fiber occurs
A. at the end plate. B. along the sarcolemma and down the T-tubules. C. within the sarcoplasmic reticulum. D. in the mitochondria.
A body will experience a greater buoyant force in salt water than fresh water because salt water has a greater ___________________. ________________________________________
Fill in the blank(s) with the appropriate word(s).
Transamination results in an ammonia-containing product that can be eliminated by the kidneys in the urine called:
A) bicarbonate ion. B) urea. C) creatinine. D) bilirubin.
In the platelet release reaction,
A. factor XII is activated. B. ADP and thromboxanes stimulate other platelets to become activated. C. activated platelets are connected by fibrinogen. D. prostaglandin production is inhibited. E. platelets convert to fibrin.