In Hyperpolarization

question 75

Multiple Choice

In hyperpolarization

• A) K⁺ tend to diffuse out of the cell.
• B) the plasma membrane's permeability to K⁺ decreases.
• C) the resting membrane potential moves closer to zero.
• D) Na⁺ enter the cell in large numbers.
• E) the resting membrane potential becomes more positive.

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Definitions:

Pressure Ulcers

Injuries to skin and underlying tissue resulting from prolonged pressure on the skin, commonly affecting individuals who are bedridden or immobile.

Semi-Fowler's Position

A reclining position with the head and upper part of the body elevated to about 30-45 degrees, often used to promote comfort and health.

Foam Wedges

Supportive devices made of foam used to elevate, position, or support different parts of the body for comfort, therapy, or medical procedures.

Air-fluidized Bed

A therapeutic bed that uses warm air under pressure to mimic the properties of fluid, reducing pressure on the skin and improving circulation for bedridden patients.