What do Broviac and Hickman catheters do?

Correct Answer: C

Rationale: These catheters monitor central venous pressure and deliver meds/fluids.

Correct Answer: A

Rationale: Eupnea (A) refers to normal respiratory rhythm and depth. Apnea (B) is cessation of breathing, bradypnea (C) is slow breathing, and tachypnea (D) is rapid breathing.

Correct Answer: D

Rationale: The vastus lateralis (D) is the preferred IM site in infants due to its large muscle mass and lack of major nerves or vessels. Deltoid (A) is too small, dorsogluteal (B) risks sciatic injury, and ventrogluteal (C) is less developed.

Correct Answer: D

Rationale: ROM exercises are often integrated into ADLs like bathing (D) to maintain joint mobility. They’re done multiple times daily (not A), don’t prevent strokes (B), and repetition varies (not C).

Correct Answer: B

Rationale: Pseudomembranous colitis is caused by Clostridium difficile (B) overgrowth, often post-antibiotics. Tetanus (A) affects nerves, H. pylori (C) causes ulcers, and E. coli (D) causes other infections.