Which of the following occurs when the testosterone level is low?
A. Any further production of GnRH is inhibited.
B. The overproduction of LH is prevented.
C. FSH and LH production is increased.
D. All of the answers are correct.
Answer: C
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Which of the following chemicals is not present in bone?
A) calcium phosphate B) collagen fibers C) calcium carbonate D) chondroitin sulfate E) hydroxyapatite
The term aponeurosis refers to ________.
A) the bands of myofibrils B) a sheetlike indirect attachment to a skeletal element C) the rough endoplasmic reticulum D) the tropomyosin-troponin complex
In multiple sclerosis, there is progressive and intermittent damage to the myelin sheath of central axons. One symptom is poor motor control of the affected area. Why does destruction of the myelin sheath affect motor control?
What will be an ideal response?
The presence of vitamin D is necessary for PTH to exert its effect on promoting intestinal Ca2+ absorption
Indicate whether the statement is true or false