If a Person Is Exposed to a Virus, Which Event

question 4

Multiple Choice

If a person is exposed to a virus, which event is part of the activation phase in that person's adaptive immune response to the virus?

• A) A virus-infected cell is engulfed by an antigen-presenting cell.
• B) A protein of the virus is inserted into the cell membrane of an antigen-presenting cell.
• C) B cells produce antibodies specific for the viral antigen.
• D) Phagocytes engulf and destroy the virus.
• E) T-helper cells recognize an antigen on an antigen-presenting cell and release cytokines.

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Definitions:

Reversibility

The cognitive ability to understand that actions can be reversed, restoring the original state.

Egocentrism

In developmental psychology, a characteristic of young children where they are unable to see a situation from another person's point of view.

Three-Mountain Task

A cognitive developmental measure designed by Jean Piaget to study children's ability to take on another's perspective and understand that different viewpoints exist.

Preoperational Child

A developmental stage posited by Piaget, typically aged 2 to 7 years, marked by the beginning use of symbols and language but limited in logical reasoning.