When someone begins to hyperventilate, the increased movements of their respiratory muscles ________ venous return of blood to the heart
A. increase
B. decrease
A
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During development, three primary brain vesicles form. The three vesicles are the
A) prosencephalon, mesencephalon, and rhombencephalon. B) telencephalon, diencephalon, and mesencephalon. C) mesencephalon, metencephalon, and myelencephalon. D) cerebrum, diencephalon, and midbrain. E) rhombencephalon, diencephalon, and telencephalon.
Protein catalysts in the body that increase the rate of chemical reactions are called ____
a. amino acids b. enzymes c. atoms d. nucleotides
If you remove the posterior lobe of the pituitary gland from an experimental animal, large volumes of urine are produced because:
a. The hypothalamus has been damaged b. Blood flow to the kidneys increases c. You have removed the source of ADH release d. SNS activity increases
A lever system works at a mechanical advantage when:
A) the fulcrum is located farther from the applied force. B) the fulcrum is equally situated between the load and the force. C) the fulcrum is located closer to the applied force. D) a small load is to be moved.