What Is the Function of Prostaglandins During Parturition

question 117

Multiple Choice

What is the function of prostaglandins during parturition?

• A)stimulate mucus secretion to lubricate the cervix and vagina
• B)stimulate uterine contraction and the softening of the cervix so it can dilate
• C)inhibit blood flow through the umbilical cord to prevent excessive bleeding
• D)inhibit the inflammatory response as tissue is abraded during delivery
• E)elevate the body temperature

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Definitions:

Fick's Law

Fick's law describes the rate of diffusion of a substance across a membrane, based on the concentration gradient, membrane surface area, and diffusion distance.

Diffusion

The passive movement of molecules from an area of higher concentration to an area of lower concentration until equilibrium is reached.

Alveolus

An air sac of the lung through which gas exchange with the blood takes place. Saclike unit of some glands (e.g., mammary glands). One of several flattened vesicles located just inside the plasma membrane in alveolate protists.

Partial Pressure

The pressure exerted by a singular type of gas in a mixture of gases.