The Current Hepatitis a Vaccine Is A/an

question 30

Multiple Choice

The current Hepatitis A vaccine is a/an:

• A) inactivated virus.
• B) recombinant virus.
• C) capsular antigen.
• D) surface antigen.

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Definitions:

Cognitive Revolution

A significant shift in psychology during the 1950s-1960s, focusing on studying mental processes and structures.

Narcolepsy

A chronic sleep disorder marked by overwhelming daytime drowsiness and sudden attacks of sleep, often linked to a deficiency in the brain chemical orexin.

Voluntary Muscles

Muscles that can be consciously controlled by the brain to produce movements.

Deep Sleep

A stage of sleep characterized by slow brain waves, known for its role in restorative sleep.