Most sore throats are caused by Streptococcus pyogenes.

Which of the following is not one of the three most common causes of bacterial meningitis?

Of the following, which is the least likely to be involved in cell-mediated immunity?

Increased numbers of these cells are found in the peripheral blood stream during allergic reactions and helminth infections.

Which of the following is the most common cause of tooth decay?

Which of the following terms means swollen lymph glands?

The yeast Candida albicans is one of the three most common causes of vaginitis in the United States.

Humoral immunity involves all the following except:

Which of the following cells is a granulocyte?

Meningitis could be caused by a virus, a bacterium, a fungus, or a protozoan.