Circulating T Lymphocytes That Have Never Before Encountered Antigen to Which

question 43

Multiple Choice

Circulating T lymphocytes that have never before encountered antigen to which they are specific are referred to as

• A)Naive T cells
• B)Plasma cells
• C)Memory cells
• D)Effector cells
• E)Antigen-presenting cells

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Definitions:

Insomnia

A sleep disorder characterized by difficulty falling or staying asleep, leading to significant distress or impairment in functioning.

Depressant Drugs

Substances that reduce the functioning of the nervous system, often leading to decreased arousal or stimulation in various areas of the brain.

Methylphenidates

Methylphenidates are a class of stimulant medications commonly prescribed to treat Attention Deficit Hyperactivity Disorder (ADHD) by enhancing focus and controlling behavior.

Amphetamines

A class of stimulant drugs that affect the central nervous system, commonly used to treat disorders such as ADHD and narcolepsy.