Without iodine in the diet, which thyroid gland disorder may result?
A) Graves' disease
B) cretinism
C) pituitary dwarfism
D) goiter
E) myxedema
D
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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.
The smallest stable units of matter are
A) atoms. B) molecules. C) protons. D) neutrons. E) electrons.
Discuss viscosity and how it relates to blood
What will be an ideal response?
Iron is stored in the body mainly as a protein-iron storage complex called
A. hemochromatosis. B. ferritin. C. glycogen. D. myoglobin. E. transferrin.