Which nerve innervates the gastrocnemius muscle of the frog?
A) sciatic (tibial branch) B) femoral
C) fibular D) plantar
Answer: A
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Which of the following is TRUE about the concentration gradient of Na+ in a neuron at rest?
A. It is in the same direction as the diffusion potential due to the concentration gradient for K+. B. It favors movement of Na+ in the opposite direction as the electrical potential acting on Na+ at the resting membrane potential. C. It favors its movement into the cell at the resting membrane potential. D. It favors its movement out of the cell at the resting membrane potential. E. It is equal and opposite to the electrical potential acting on Na+ at the resting membrane potential.
Organs of the respiratory system are designed to perform which of the following functions?
a. help regulate body temperature b. distribute air c. provide for the exchange of gases d. both B and C above
Banding and tail docking are done around _____ and ____ days of age
Fill in the blank(s) with correct word
Blood hydrostatic pressure in systemic capillaries is greater than interstitial fluid hydrostatic pressure.
Answer the following statement true (T) or false (F)