Which statement about the effects of aging on the endocrine system is false?
A. Estrogen and testosterone decrease dramatically with aging.
B. The increase of estrogen and testosterone cause osteoporosis.
C. Some hormone levels remain high but target tissue may lose their sensitivity.
D. Levels of hormones decline with age.
Answer: B
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What broad term covers all chemical reactions that occur within the body cells?
What will be an ideal response?
If a toxic drug inhibited mRNA synthesis, which of the following would be most directly affected?
A. Protein synthesis B. Microtubule production C. Secretion of glycoproteins and lipoproteins D. Active transport E. Intracellular digestion
The coracoid process is found on the
A. fibula. B. scapula. C. humerus. D. ulna. E. femur.
The only sense in which signals pass directly to the cortex without first passing through the thalamus is ________.
Fill in the blank(s) with the appropriate word(s).