A Patient Is Undergoing a Sleep Lab Test

question 13

Multiple Choice

A patient is undergoing a sleep lab test.When the sleep lab worker notices EEG patterns with brain activity similar to the normal awake pattern, which phase of sleep is occurring?

• A) Non-rapid eye movement (REM)
• B) Fast wave
• C) REM
• D) Delta wave

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Definitions:

Cerebral Spinal Fluid

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

Glial Cells

Non-neuronal cells in the central and peripheral nervous systems that support and protect neurons, playing crucial roles in brain function.

Cushioning Effect

A psychological or physical phenomenon where a buffer exists or is created to lessen the impact of a stressful or negative event.

Neural Impulse

Refers to the electrical signal that travels along a neuron, enabling communication within the nervous system.