All Cells in the Body Can Get Infected, and When

question 19

Multiple Choice

All cells in the body can get infected, and when infected, a cell presents the antigen of the infection. In which molecule does it present the antigen, and which type of cell responds?

• A)class II molecule, CD4+ T cell
• B)class I molecule, CD8+ T cell
• C)immunoglobulin, NK cell
• D)PAMP, PRRs

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Definitions:

Hypothalamus

A region of the brain below the thalamus, coordinating both the autonomic nervous system and the activity of the pituitary, controlling body temperature, thirst, hunger, and other homeostatic systems.

Homeostasis

The regulation of internal conditions within cells or organisms to maintain a stable, constant environment.

Autonomic Nervous System

The part of the nervous system that controls involuntary actions of the body, such as heart rate, digestion, and respiratory rate.

Relay Station

A site or mechanism in the body or in a communication system for passing signals or messages from one part or member to another.