T Cells

question 66

Multiple Choice

T cells

• A)bind with free extracellular antigen
• B)bind with MHC molecules only when they are in association with a foreign antigen
• C)are responsible for cell-mediated immunity
• D)have characteristics a and c
• E)have characteristics b and c

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Definitions:

Primary Spermatocytes

Male germ cells that have undergone meiotic division I, leading to the formation of secondary spermatocytes.

Perineum

Area inferior to the pelvic diaphragm between the thighs; extends from the coccyx to the pubis.

Urogenital Triangle

Anterior portion of the perineal region containing the openings of the urethra and vagina in the female and the urethra and root structures of the penis in the male.

Femoral Triangle

An anatomical region near the thigh's upper part, bordered by the sartorius muscle, adductor longus, and inguinal ligament, containing important nerves and vessels.