MCQ Collection
NEB Medical Standard 3 MCQs
Practice NEB Medical Standard 3 questions with answers and explanations.
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Correct Answer: C. An arterial anastomotic ring at the base of the brain connecting anterior and posterior circulations.
Explanation:
Circle of Willis is an arterial anastomotic ring at the base of the brain connecting anterior and posterior circulations.
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Correct Answer: A. A hindbrain structure essential for coordination, balance and motor learning.
Explanation:
Cerebellum is a hindbrain structure essential for coordination, balance and motor learning.
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Correct Answer: A. A specialized pacemaker region located near the superior vena cava in the right atrium.
Explanation:
Sinoatrial node is a specialized pacemaker region located near the superior vena cava in the right atrium.
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Correct Answer: D. An oblique passage in the lower anterior abdominal wall transmitting the spermatic cord or round ligament.
Explanation:
Inguinal canal is an oblique passage in the lower anterior abdominal wall transmitting the spermatic cord or round ligament.
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Correct Answer: C. The main somatic nerve of the perineum, arising from sacral roots S2 to S4.
Explanation:
Pudendal nerve is the main somatic nerve of the perineum, arising from sacral roots S2 to S4.
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Correct Answer: C. A major nerve that passes through the carpal tunnel and supplies thenar muscles and sensation to the lateral hand.
Explanation:
Median nerve is a major nerve that passes through the carpal tunnel and supplies thenar muscles and sensation to the lateral hand.
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Correct Answer: B. The principal nerve of the anterior thigh, supplying quadriceps and enabling knee extension.
Explanation:
Femoral nerve is the principal nerve of the anterior thigh, supplying quadriceps and enabling knee extension.
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Correct Answer: A. A vessel that carries nutrient-rich blood from the gastrointestinal tract to the liver.
Explanation:
Portal vein is a vessel that carries nutrient-rich blood from the gastrointestinal tract to the liver.
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Correct Answer: C. The motor nerve to the diaphragm, arising mainly from cervical roots C3 to C5.
Explanation:
Phrenic nerve is the motor nerve to the diaphragm, arising mainly from cervical roots C3 to C5.
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Correct Answer: A. The motor nerve to the diaphragm, arising mainly from cervical roots C3 to C5.
Explanation:
Phrenic nerve is the motor nerve to the diaphragm, arising mainly from cervical roots C3 to C5.
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Correct Answer: C. An arterial anastomotic ring at the base of the brain connecting anterior and posterior circulations.
Explanation:
Circle of Willis is an arterial anastomotic ring at the base of the brain connecting anterior and posterior circulations.
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Correct Answer: B. A network of spinal nerve roots C5 to T1 that supplies the upper limb.
Explanation:
Brachial plexus is a network of spinal nerve roots C5 to T1 that supplies the upper limb.
