Podcast
Questions and Answers
Which nerve is primarily responsible for innervating the deltoid and teres minor muscles?
Which nerve is primarily responsible for innervating the deltoid and teres minor muscles?
What is the primary function of the phrenic nerve?
What is the primary function of the phrenic nerve?
Which nerve innervates the skin over the clavicle and shoulder?
Which nerve innervates the skin over the clavicle and shoulder?
Which nerve is part of the lumbar plexus and innervates the quadriceps femoris muscle?
Which nerve is part of the lumbar plexus and innervates the quadriceps femoris muscle?
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Which nerve is involved in innervating intrinsic muscles of the hand?
Which nerve is involved in innervating intrinsic muscles of the hand?
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Study Notes
Nerve Plexuses
- Cervical plexus: C1-C4
- Brachial plexus: C5-T1
- Lumbar plexus: T12-L4 (L1-L4 acceptable)
- Sacral plexus: L4-S4
- Thoracic nerves do not form a plexus
Nerve List
- Lesser Occipital Nerve: Located in the neck, innervates the skin on the posterior and lateral aspects of the head.
- Phrenic Nerve: Located in the neck and thorax, innervates the diaphragm.
- Supraclavicular Nerve: Located in the neck, innervates the skin over the clavicle and shoulder.
- Greater Auricular Nerve: Located in the neck, innervates the skin over the ear.
- Axillary Nerve: Located in the shoulder, innervates the deltoid and teres minor muscles.
- Median Nerve: Located in the arm and forearm, innervates the flexor muscles of the forearm and hand.
- Musculocutaneous Nerve: Located in the arm, innervates the biceps brachii, brachialis, and coracobrachialis muscles.
- Ulnar Nerve: Located in the arm and forearm, innervates the flexor carpi ulnaris, flexor digitorum profundus (medial half), and intrinsic muscles of the hand.
- Radial Nerve: Located in the arm and forearm, innervates the extensor muscles of the arm and forearm.
- Ileo-hypogastric Nerve: Located in the abdomen, innervates the abdominal muscles.
- Genito-femoral Nerve: Located in the abdomen, innervates the skin of the genitalia and thigh.
- Lateral Femoral Cutaneous Nerve: Located in the thigh, innervates the skin on the lateral side of the thigh.
- Femoral Nerve: Located in the thigh, innervates the quadriceps femoris muscle and skin of the anterior thigh.
- Saphenous Nerve: Located in the thigh, innervates the skin of the medial side of the leg.
- Superior Gluteal Nerve: Located in the pelvis, innervates the gluteus medius and gluteus minimus muscles.
- Inferior Gluteal Nerve: Located in the pelvis, innervates the gluteus maximus muscle.
- Sciatic Nerve: Located in the pelvis, innervates the muscles of the posterior thigh and leg.
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Description
Test your knowledge on major nerve plexuses and specific nerves in the human body. This quiz covers the cervical, brachial, lumbar, and sacral plexuses, along with key nerves and their innervated areas. Perfect for students studying anatomy and physiology!
