Which Statement Is NOT True of Capillaries

question 182

Multiple Choice

Which statement is NOT true of capillaries?

• A)They are made of simple squamous epithelium that is thin.
• B)Their function is to exchange materials between the blood and the tissue fluid (or cells).
• C)Gases are exchanged by the process of osmosis.
• D)They are found in networks in most tissues.

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Definitions:

Oxytocin

A hormone and neuropeptide that plays a role in social bonding, sexual reproduction, and during and after childbirth.

Calcitonin

A hormone produced by the thyroid gland that helps regulate calcium levels in the blood by inhibiting bone resorption.

Glucagon

A substance secreted by the pancreas which increases blood sugar levels by encouraging the liver to break down glycogen and release glucose.

Uterine Contractions

The tightening and relaxing of the uterine muscles, important in childbirth and menstruation.