The fasting blood sugar level in a patient is base

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The fasting blood sugar level in a patient is based on what the patient's blood sugar is if that person has not had anything to eat for:

A. An hour B. Two hours C. Four hours D. Eight hours

Correct Answer: D

Rationale: Fasting glucose (D) requires 8 hours without food.

What is the greatest danger that carbon monoxide poses to hemoglobin?

A. CO bonds to hemoglobin faster B. CO can mix with oxygen C. CO kills off blood cells D. CO does not produce any effects

Correct Answer: A

Rationale: CO binds hemoglobin 200 times faster than oxygen (A), forming carboxyhemoglobin and reducing oxygen delivery.

Who can receive O negative blood?

A. People with O positive blood B. People with AB positive blood C. People with A- blood D. Anyone can receive O negative blood

Correct Answer: D

Rationale: O negative (D) is the universal donor, compatible with all blood types.

What type of testicular injury may be identified a few hours after it occurs?

A. Torsion B. Hydrocele C. Varicocele D. Carcinoma

Correct Answer: A

Rationale: Testicular torsion (A) causes acute pain hours after onset.

Inflammation in the pelvis can cause:

A. Appendicitis B. Infertility C. Bleeding D. An increased potential for multiple births

Correct Answer: B

Rationale: Pelvic inflammation (B) (e.g., PID) can scar reproductive organs, causing infertility.

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