The primary problem in hyperkalemia is
A) that neurons are harder to excite because their resting potential is hyperpolarized.
B) that neurons are hyperexcitable because their resting potential is closer to threshold.
C) neurons are hyperexcitable because their resting potential is closer to threshold and neurons respond too quickly to smaller graded potentials.
D) that neurons respond too quickly to smaller graded potentials.
E) neurons are harder to excite because their resting potential is hyperpolarized and neurons respond too quickly to smaller graded potentials.
C) neurons are hyperexcitable because their resting potential is closer to threshold and neurons respond too quickly to smaller graded potentials.
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Exocrine glands that secrete a watery solution that usually contains enzymes are called
A) endocrine glands. B) serous glands. C) mixed exocrine glands. D) mucous glands. E) None of the answers are correct.
The number of possible chromosome combinations in a gamete of a human is
A) 8,000. B) 8 million. C) 800. D) 80,000.
For how long will the corpus luteum function if fertilization does not occur?
a. 1 week b. 10 days c. 2 weeks d. 3 weeks e. 28 days
Beginning at the trabecular arteries, trace the path of blood through the spleen
A) trabecular arteries — reticular tissue of red pulp — central arteries — sinusoids — capillaries — trabecular veins B) trabecular arteries — sinusoids — central arteries — capillaries — reticular tissue of red pulp — trabecular veins C) trabecular arteries — central arteries — capillaries — reticular tissue of red pulp — sinusoids — trabecular veins D) trabecular arteries — capillaries — trabecular veins — sinusoids — central arteries — reticular tissue of red pulp E) trabecular arteries — central arteries — reticular tissue of red pulp — sinusoids — capillaries — trabecular veins