The systemic circuit carries _________ blood from the _________ to all parts of the body except the lungs and returns _________ blood to the _________.

________ are leukocytes that migrate into tissues and become macrophages.

Microorganisms inhaled into the air passageways are most likely to be destroyed by ______.

Disorders in which the lymphoid system attacks self antigens are called ______.

There is a total of ________ deciduous teeth and ________ permanent teeth.

Which of the following is a disorder in which feces contains too much water?

Carbohydrate digestion begins in the ________ and concludes in the ________.

The skin and mucous membranes can be considered as a ____________, apart of innate immunity.

Fatty chyme entering the small intestine stimulates the secretion of _______, which stimulates the pancreas to secrete __________.

Paranasal sinuses can be found in all of these bones EXCEPT ______.