A damaged pancreas will result in:

Correct Answer: B

Rationale: Pancreatic damage (B) impairs insulin production, causing diabetes.

Correct Answer: C

Rationale: Type O (C) has anti-A and anti-B antibodies.

Correct Answer: C

Rationale: Sodium transport disruption (e.g., in cells or kidneys) can lower blood pressure (C) by affecting fluid balance and vascular tone.

Correct Answer: C

Rationale: Typically, all can receive flu vaccines unless contraindicated (e.g., severe allergy). C (90-year-old) is least likely a contraindication, but context suggests misinterpretation; none are absolute.

Correct Answer: D

Rationale: GCS max is 15, but options peak at 12 (D), likely a typo; 12 is best here.