A Nursing Student Is Learning About the Immune System

question 40

Multiple Choice

A nursing student is learning about the immune system.Which statement about immunoglobulins is correct?

• A) Adult levels of IgG are reached by the age of 6 months.
• B) Children are born with adult levels of IgA.
• C) IgE leads the body's attack against bacteria and viruses.
• D) IgM is the first type of antibody made in response to infection.

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Definitions:

Systematic Desensitization

A therapeutic technique used to treat phobias and anxiety disorders by gradually exposing the patient to the feared object or situation in a controlled manner.

Relax

To become less tense or anxious, or to make something less taut or firm, often in the context of stress relief or leisure activities.

Imagine

The ability to form new images and sensations in the mind that are not perceived through the five senses.

Extinction

In psychology, the gradual weakening and eventual disappearance of a conditioned response when the reinforcement is no longer presented.