Osteons are also called ________ systems.
Fill in the blank(s) with the appropriate word(s).
Haversian
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Which factors contribute to the generation of the resting membrane potential? select all that apply.
-the electrical attraction of cations and anions to each other. -selective permeability of the membrane, allowing some ions to pass more easily than others -diffusion of ions down their concentration gradients through the membrane. the movement of water across the membrane into a region of higher concentration of solute -the electrical attraction of cation and anions to each other -selective permeability of the membrane, allowing some ions to pass more easily than others. -diffusion of ions down their concentration gradients through the membrane
Which cranial nerves have their nuclei housed in the pons?
A) V, VI, VII, VIII B) IV, V, VII C) VII, VIII, IX D) V, VII, VIII, IX E) IV, V, VI, VII
The respiratory rate in newborns is ________
A) 5-10 respirations per minute B) 12-18 respirations per minute C) 20-25 respirations per minute D) 30 respirations per minute E) 40-80 respirations per minute
Deficiency of vitamin ________ causes night blindness.
A. K B. D C. A D. C