High progesterone levels during the luteal phase ________.

A. suppresses FSH and LH
B. causes thickening of the endometrium
C. causes cervical mucus to thicken
D. All of the choices are correct.


Answer: D

Anatomy & Physiology

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List and briefly describe the major functions of blood

What will be an ideal response

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The __________ performs the work of the heart.

A. fibrous skeleton B. pericardial cavity C. endocardium D. myocardium E. epicardium

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The kidneys play a major role in the regulation of which of the following? select all that apply.

a) electrolytes b) cholesterol levels c) acid-base balance d) body temperature

Anatomy & Physiology

Close examination of an organ reveals a lining of several layers of cells. The layers do not contain any blood vessels and one surface of the cells is open to the internal cavity of the organ. This tissue is probably

A) epithelium. B) muscle tissue. C) connective tissue. D) neural tissue. E) fat tissue.

Anatomy & Physiology