Answer to Question 1
BAP
Rationale: A blood agar plate would be used as the culture media for a throat specimen.
Answer to Question 2
right atrium
Rationale: The right ventricle receives blood from the right atrium; the left ventricle receives blood from the left atrium; the right atrium receives blood from the vena cavae; the vena cavae routes deoxygenated blood from the circulatory system back through the heart.