Which is an advantage of skin testing compared with RAST to determine specific IgE?

Correct Answer: D

Rationale: Skin testing is generally less expensive than RAST, making it a more cost-effective option.

Correct Answer: C

Rationale: For trauma patients, the jaw thrust (not chin lift) is the preferred airway maneuver to avoid cervical spine movement and further injury.

Correct Answer: D

Rationale: Innocent murmurs are typically ejection systolic, occurring during ventricular contraction and are usually benign.

Correct Answer: A

Rationale: Colitis is not a known complication of serum sickness, while systemic immune reactions can lead to carditis, nephritis, and neuropathies.

Correct Answer: A

Rationale: Lichenification due to chronic scratching commonly appears in the flexural areas.