The main reason the interior of the cell is negative at rest is because
A) The membrane is more permeable to Na+ than any other ion.
B) The membrane is more permeable to K+ than any other ion.
C) The Na+/K+ pump is electrogenic.
D) It contains a much higher concentration of Cl-.
Answer: B
You might also like to view...
A group of girls at a middle school are all suffering from anorexia nervosa. One girl's counselor tells her that it is a serious illness, from which 15 to 21 percent of sufferers die. The counselor is correct.
Answer the following statement true (T) or false (F)
Increasing the afterload ____________________ the length of time the heart is in isovolumetric contraction
Fill in the blank(s) with correct word
The source of calcium in smooth muscle is the ____________________
Fill in the blank(s) with correct word
Identify the six broad categories for classifying a bone according to shape
A) compact, lamellar, osteon, spongy, trabeculae, cancellous B) flat, sutural, long, irregular, sesamoid, short C) spine, line, fossa, crest, facet, ramus D) flat, thick, wide, long, triangular, round E) round, thick, square, triangular, trapezoid, skinny