Which of the following is NOT a change associated with aging?
A. Decreased cross-linking of collagen
B. Loss of skeletal and cardiac muscle tissue
C. Arteriosclerosis
D. Loss of neurons
E. Decreased ability of the lens in the eye to accommodate
Answer: A
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Water is reabsorbed throughout most of the renal tubule by the process of ________.
Fill in the blank(s) with the appropriate word(s).
What is the difference between neurons and neuroglia?
Choose the statement that is false or incorrect.
A) In chemical reactions, breaking old bonds requires energy and forming new bonds releases energy. B) Exergonic reactions release more energy than they absorb. C) Endergonic reactions absorb more energy than they release. D) A key feature of the body’s metabolism is the almost exclusive use of exergonic reactions by the body.
What is the forced expiratory volume?
A. the total volume of air that flows in and out of the respiratory system in a minute B. the maximum volume of air that can be expired following a maximum inspiration C. the volume of air remaining in the lungs after a maximum expiration D. a measure of the percentage of the forced vital capacity that can be exhaled within a certain length of time