An endemic disease is one that:

Potential sources of infectious disease include:

The protein in the epidermis that prevents water loss is:

Most bacteria that are able to form spores are found in:

Hydrochloric acid destroys most pathogens that get to the:

Septicemia is the presence of bacteria in the:

The primary function of the stratum germinativum is:

The connective tissue that stores potential energy is:

Identify the masseter muscle in the image below.

The mumps virus commonly targets the thyroid gland.