Select the Statement That Best Describes the Reason Why Antidiarrheals

question 6

Multiple Choice

Select the statement that best describes the reason why antidiarrheals containing atropine should not be used by patients who have glaucoma.

• A) Anticholinergic drugs may increase intraocular pressure by reducing posterior chamber drainage in patients with glaucoma.
• B) Anticholinergic drugs may increase intraocular pressure by reducing anterior chamber drainage in patients with glaucoma.
• C) Anticholinergic drugs may increase intraocular pressure by increasing the fluid production in the anterior chamber of the eye in patients with glaucoma.
• D) None of these are correct.

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Definitions:

Stimulation

The activity of promoting or encouraging a physical or biological response through external or internal factors.

All-or-none

A principle stating that the strength of a response of a nerve cell or muscle fiber is not dependent on the strength of the stimulus. If a stimulus is above a certain threshold, a nerve or muscle fiber will fire.

Acetylcholine Agonist

A substance that mimics the action of acetylcholine, a neurotransmitter involved in memory and muscle contraction.

Acetylcholine

A neurotransmitter involved in many functions, including muscle movement, heart rate, memory, and learning.