The Iris of the Eye Contains

question 27

Multiple Choice

The iris of the eye contains

• A) skeletal muscle.
• B) multiunit smooth muscle.
• C) single-unit smooth muscle.
• D) cardiac muscle.

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Definitions:

Dementia

A broad category of brain diseases that cause a long-term and often gradual decrease in the ability to think and remember, significantly affecting an individual's daily functioning.

Alzheimer Disease

A progressive neurological disorder characterized by cognitive decline, memory loss, and changes in behavior, ultimately leading to severe dementia.

Cellular Level

A perspective in biology and medicine that focuses on the structures, functions, and activities of cells, the basic building blocks of organisms.

Visual Changes

Alterations in eyesight or vision, which may include changes in acuity, field of vision, color perception, or depth perception.