The Juxtaglomerular Apparatus

question 201

Multiple Choice

The juxtaglomerular apparatus

• A) is a combination of specialized tubular and vascular cells at a point where the beginning of the distal tubule comes into intimate contact with the afferent and efferent arterioles of the same nephron.
• B) secretes aldosterone.
• C) secretes renin.
• D) both (a) and (b) above.
• E) both (a) and (c) above.

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Definitions:

Dissolved

The process by which a solid becomes incorporated into a liquid to form a solution.

Hair Follicle

A small tubular cavity containing the root of a hair, from which the hair grows and into which sebaceous (oil) glands open.

Nerve Endings

Specialized structures at the end of nerve fibers that transmit signals to and from different parts of the body to the brain.

Skin Senses

The sensory systems for processing touch, warmth, cold, texture, and pain through receptors in the skin.