The ____________________ cells of the thyroid secrete the Ca2+-regulating hormone ____________________
Fill in the blank(s) with correct word
C, calcitonin
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Positive feedback mechanisms usually produce
A. long-term changes. B. unstable conditions. C. stable conditions around a set point. D. changes returning values toward a set point.
The singular pad located on the palmar surface of the metacarpal area is called the ____________ pad
Fill in the blank(s) with correct word
________ stimulates the interstitial cells of the testes to secrete ________.
A. Luteinizing hormone (LH); estrogen B. Follicle-stimulating hormone (FSH); androgen-binding protein (ABP) C. Luteinizing hormone (LH); androgen-binding protein (ABP) D. Gonadotropin-releasing hormone (GnRH); LH E. Luteinizing hormone (LH); testosterone
Some marrow of long bones is termed "red" marrow. The function of red marrow is to
A. store bone-forming cells. B. store adipose tissue. C. make vitamin D. D. manufacture blood cells. E. manufacture tissue cells for the skin.