Memory T Cells, Effector T Cells, and Naïve T Cells

question 32

Multiple Choice

Memory T cells, effector T cells, and naïve T cells share several characteristics.Which of the following descriptions could ONLY be said of memory T cells?

• A)Memory T cells are activated by any APC.
• B)Memory T cells are only found in one location and do not circulate.
• C)Memory T cells express CD44, CD62L, and CCR7.
• D)Memory T cells recognize MHC class I or class II peptides displaying antigen molecules.
• E)Memory T cells depend upon costimulatory signals from CD2/ LFA-3, CD45R/ CD22, and LFA-1/ ICAM-2.

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Definitions:

Insanity Defense

A legal defense used in criminal trials where the defendant claims that they should not be held responsible for their actions due to mental illness.

Intention to Commit

A plan or decision to engage in a specific action or behavior.

Irresistible Impulse Rule

A legal defense theory stating that a defendant was compelled to commit a crime due to an overwhelming impulse that they could not resist, despite understanding the nature of the act.

Diminished Capacity

A legal defense asserting that an individual's mental state, though not completely impaired, was significantly disturbed at the time of the crime, affecting their judgment or intentions.