The pacemaker potential is a result of ________
A) Ca2+ inflow
B) Na+ outflow
C) K+ inflow
D) Na+ inflow
E) K+ outflow
D
Anatomy & Physiology
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What structures extend into the axon and dendrite of a neuron to provide tensile strength?
A. Nissl bodies B. Neurofibrils C. Motor filaments D. Telodendria E. Collateral fibers
Anatomy & Physiology
The delta cells of the pancreatic islets produce
A) insulin. B) glucagon. C) somatostatin. D) cortisol. E) peptide P.
Anatomy & Physiology
Anorexia, starvation, or a diet too low in carbohydrates indicates which condition?
a) albuminuria b) glucosuria c) urobilinogenuria d) ketonuria e) bilirubinuria
Anatomy & Physiology
The length of hair is determined by the
A. size of the hair bulb. B. age of the person. C. length of the resting stage. D. angle of the hair root. E. rate of hair growth.
Anatomy & Physiology