A Patient Is Severely Constipated and Needs Immediate Relief

question 20

Multiple Choice

A patient is severely constipated and needs immediate relief. The nurse knows that which class of laxative will provide the most rapid results?

• A) Bulk-forming laxative, such as psyllium (Metamucil)
• B) Stool softener, such as docusate salts (Colace)
• C) Magnesium hydroxide (MOM)
• D) Magnesium oxide tablets

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Definitions:

Subarachnoid space

The fluid-filled space surrounding the brain and spinal cord between the arachnoid membrane and the pia mater.

Cerebrospinal fluid

A clear, colorless body fluid found in the brain and spinal cord, acting as a cushion for the brain's cortex, providing basic mechanical and immunological protection to the brain inside the skull.

Arachnoid mater

A delicate membrane that is one of the three layers of the meninges, situated between the dura mater and the pia mater, enveloping the brain and spinal cord.

Interneurons

Structures found only in the central nervous system that link sensory and motor neurons together.