_________ is the body's way of avoiding painful or dangerous environments and stimuli

_____________ is transmitted via blood-to-blood contact, sexual contact, and contact with certain body fluids

A. CDC C. AST B. AIDS D. HIV

Which of the following represents an example of atypical community-acquired pneumonia?

a. Haemophilus influenzae b. Legionella pneumophila c. Staphylococcus aureus d. Streptococcus pneumoniae