The heart sends returned blood to the lungs, where oxygen is exhaled and carbon dioxide is inhaled.

Which of the following is the more critical need according to Maslow's hierarchy of needs?

A) Social needs B) Self-actualization C) Physiologic needs D) Esteem needs

A patient at high risk of developing VAP has acquired late-onset VAP. Which of the following combinations of antibiotics is suitable for this patient to receive as initial combination therapy? I. methicillin-sensitive Staphylococcus aureus II. antipseudomonal fluoroquinolone plus vancomycin III. antipseudomonal, cephalosporin, beta-lactam/beta-lactamase inhibitor IV. carbapenems plus

aminoglycoside A. I, IV only B. II, III only C. II, III, IV only D. I, II, III, IV