The adrenal medulla secretes mostly ________.

A. epinephrine (adrenaline)
B. endorphins
C. acetylcholine (ACh)
D. norepinephrine (noradrenaline)
E. dopamine


Answer: A

Anatomy & Physiology

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Where is the headquarters of the reticular formation located?

A) telencephalon B) metencephalon C) diencephalon D) myelencephalon E) mesencephalon

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The metabolic capability of a muscle fiber can affect the degree of tension it can develop

Indicate whether the statement is true or false

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Answer the following statements true (T) or false (F)

1. The cytoplasm of the ovum is divided equally with the polar bodies. 2. One of the functions of the polar bodies is to assist the ovum in its development in the follicle. 3. The ovum is larger than the sperm because the ovum must supply all the nutrients for the developing embryo until it gets to the uterus. 4. Estrogen is secreted by the granulosa cell that surrounds the oocyte. 5. One of the functions of estrogen is the initiation of the first menstrual cycle.

Anatomy & Physiology