For Which Type of Regional Block Is the Anesthetic Agent

question 56

Multiple Choice

For which type of regional block is the anesthetic agent injected into the space that surrounds the dura mater?

• A)Spinal
• B)Epidural
• C)Caudal
• D)Bier block

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Definitions:

Reticular Formation

A network of neurons located in the brainstem that plays a key role in controlling arousal, wakefulness, and focusing attention.

Sleep

A state of rest characterized by altered consciousness, reduced activity, and a decreased response to external stimuli.

Arousal

A physiological and psychological state of being awake or reactive to stimuli, often associated with increased heart rate, alertness, and energy.

Medulla

A portion of the brainstem involved in autonomic functions such as breathing, heart rate, and blood pressure.