The largest collection of lymphoid tissue in the body is contained within the:

Primary lymphoid organs are where: 

Multiple answers.  Pick all answers that apply. Secondary lymphoid organs are:

Which immune branch provides rapid, nonspecific defense?

Which cell is the most abundant phagocyte in acute inflammation?

Which hypersensitivity type is mediated by antibodies binding to cell surfaces?

The innate immune system responds faster than the adaptive immune system.

The movement of sperm, testicular fluids, and secretions from the prostate and seminal vesicle into the urethra is known as:

Plasma has much higher protein content than interstitial fluid.

The two types of agranular leukocytes found in the blood are: