A 21-Year-Old Is Dying After an Automobile Accident

question 4

Multiple Choice

A 21-year-old is dying after an automobile accident. The family members want to donate the patient's organs and ask the nurse how the decision about brain death is made. The nurse explains that the patient will be considered brain dead when

• A) the patient is flaccid and unresponsive.
• B) CPR is ineffective in restoring heartbeat.
• C) the patient is apneic and without brainstem reflexes.
• D) respiratory efforts cease and no apical pulse is audible.

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Definitions:

Slow Fibers

Muscle fibers characterized by their slow contraction speed and a high capacity for endurance through efficient energy use.

Unmyelinated

Refers to nerve fibers that lack a myelin sheath, affecting the speed of electric signal transmission in the nervous system.

Receptors Located

Sites on a cell or nerve that respond to specific stimuli, such as hormones, neurotransmitters, or environmental changes.

Space

The infinite extension in all directions, encompassing all matter and energy, often considered in physics, astronomy, and philosophical discussions.