The Nurse Is Caring for Four Clients with Traumatic Brain

question 18

Multiple Choice

The nurse is caring for four clients with traumatic brain injuries.Which client should the nurse assess first?

• A) Client with cerebral perfusion pressure of 72 mm Hg
• B) Client who has a Glasgow Coma Scale score of 12
• C) Client with a PaCO₂ of 36 mm Hg who is on a ventilator
• D) Client who has a temperature of 102° F (38.9° C)

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Definitions:

Hyperglycemia

A condition characterized by an excessive amount of glucose in the bloodstream, often associated with diabetes mellitus.

Phospholipase C

An enzyme that plays a key role in cell signaling processes by hydrolyzing phospholipids to produce inositol triphosphate (IP3) and diacylglycerol (DAG), important secondary messengers.

Protein Kinase C

an enzyme that modifies other proteins by chemically adding phosphate groups to them, important in various cellular processes.

Signal Transduction

The process by which a chemical or physical signal is transmitted through a cell as a series of molecular events.