When a blood vessel dilates, resistance through that vessel is ________.
Fill in the blank(s) with the appropriate word(s).
decreased
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In the evolution of mammals, which glands were modified to produce milk?
A. Ceruminous glands B. Merocrine glands C. Apocrine glands D. Sebaceous glands E. Sudoriferous glands
Steroid hormones are stored in the cells that synthesize them until a stimulus is received that provokes their secretion.
Answer the following statement true (T) or false (F)
The hormone aldosterone promotes the
A. reabsorption of potassium ions. B. reabsorption of sodium ions. C. secretion of calcium ions. D. secretion of sodium ions.
What is the function of osteoclasts in bone tissue?
A. They form bone by depositing bone matrix. B. They are the stem cells of bone tissue. C. They are isolated within the bone matrix, and they function in bone homeostasis. D. They form blood cells. E. They dissolve bone to release calcium salts into the blood.