Which of the following features distinguishes skeletal muscle from smooth muscle?
a. Only smooth muscle contraction is modified by hormones.
b. Only smooth muscle takes up Ca2+ from the extracellular fluid.
c. Only skeletal muscle is neurogenic.
d. Only skeletal muscle has a moderately developed sacroplasmic reticulum.
e. Two of these.
B
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Fill in the blank(s) with the appropriate word(s).
Which nerve divides into the tibial nerve and common fibular nerve?
A) femoral B) obturator C) pudendal D) sciatic E) saphenous
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A) sodium B) chloride C) calcium D) potassium
What is the gestation length of goats?
a. 100-135 days c. 148-151 days b. 168-171 days d. 90-100 days