Endotoxin is an exogenous pyrogen.

MHC molecules are found on each of the following cells except ________.

During phagocytosis, intracellular digestion begins as soon as the phagosome is formed.

The three main techniques for identifying microorganisms from patient samples are specificity, sensitivity, and biochemical.

What type of cells secrete antibodies?

A 28-year-old woman is 30 weeks pregnant with her second child and is being seen for a scheduled obstetric visit. Her first pregnancy and delivery was uncomplicated, and she has a healthy 2-year-old girl. It is known that the mother is Rh-, and this child could be at risk for hemolytic disease of the newborn. She received RhoGAM with her first pregnancy.   What type of hypersensitivity reaction is the fetus at risk for upon delivery?  

During phagocytosis, intracellular digestion begins as soon as the phagosome is formed.

Superantigens are ________.

AIDS is a secondary immunodeficiency disease that affects several types of immune cells.

Biochemical tests include all of the following except ________.