Mark Suffered a Blow to the Head Many Weeks Ago

question 44

Multiple Choice

Mark suffered a blow to the head many weeks ago, causing retrograde amnesia. Which of the following incidences is Mark LEAST likely to remember?

• A) facts that he learned in the month after his injury, including the layout of the hospital in which he received care
• B) any explicit memory for an event that took place just after his injury
• C) specific episodes in the 2 weeks following his injury
• D) events that took place just prior to his injury

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Definitions:

Brainstem

The brainstem is a central part of the brain, crucial for regulating vital body functions, including heart rate and breathing.

Thalamus

A major part of the brain acting as a relay station, directing sensory and motor signals to the cerebral cortex and regulating consciousness, sleep, and alertness.

Hippocampus

A critical region of the brain associated with memory formation, organization, and storage.

Limbic System

The limbic system is a complex set of brain structures located on both sides of the thalamus, directly beneath the cerebrum, involved in various functions including emotions, behaviors, motivation, long-term memory, and olfaction.