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28 Cards in this Set
- Front
- Back
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Only bony attachment in the upper limb? |
sternoclavicular joint |
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What is the axilla? |
The irregularly shaped pyrimidal area formed by muscles and the thoracic wall. |
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What constitutes the shoulder? |
- upper humerus -clavicle -scapula |
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What does the clavicle articulate with? |
-manubrium of sternum medially -acromion laterally |
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What are the 3 transition areas of the upper limb? |
Axilla-opens directly into the lower lateral neck (transmits major structures to the arm
cubital fossa-formed by muscles anterior to elbow. transmits brachial artery and median nerve
carpal tunnel-gateway to the palm. median nerve and long flexor tendons pass through carpal bones and transverse carpal ligament |
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What are autonomous zones? |
Dermatome areas of minimal spinal nerve overlap.
Humeral Pressure point C5 Forearm Pressure Point T1 thumb tip C6 mid fingertip C 7 Pinky tip C8
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Nerves of musculocutaneous n. |
C5-C7 |
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Nerves of median n. |
C6-T1 |
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Nerves of radial n. |
C5-T1 |
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nerves of ulnar n. |
C7-T1 ` |
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What nerves form the brachial plexus? |
anterior rami of C5-T1 |
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Where the does the axillary n. enter the arm? |
around the surgical neck of the humerus |
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Where the does the radial n. enter the arm? |
posterior surface of humerus to radial groove |
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Where does the ulnar n. enter the arm? |
passes medial epicondyle of the humers |
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What innervates the muscles in the anterior compartment of the arm? |
musculocutaneous nerve |
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What innervates the muscles in the anterior compartment of the forearm? (2 exceptions) |
median nerve |
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What innervates the posterior compartment of the forearm? |
radial nerve |
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What innervates the intrinstic muscles of the hand? (except the thenar muscles and other exceptions) |
ulnar nerve |
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The axillary artery splits off from the ________. |
subclavian artery |
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The axillary artery is subdivided by the _______. |
pectoralis minor muscle |
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The brachial a. in an extension of the _______ a. |
axillary |
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The brachial a. begins at ______ ________ ___ ________ _______ |
inferior border of teres major muscle. |
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The brachial artery ends in the __________ branding into the _____ and ______ arteries. |
cuboidal fossa, radial, ulnar |
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The ulnar artery gives off the __________ which in turn gives rise to an anterior and posterior branch. |
common interosseous artery. |
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Where the the superficial/deep palmar arches and the carpal arch get their blood supply from? |
ulnar and radial arteries |
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Superficial drainage begins in the _____ of the hand via the ______ via the ______ and ______ veins. |
dorsum; dorsal venous network; cephalic; basilic veins |
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Deep and superfical veins int he arm drain into the _______ |
subclavian vein. |
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Venipuncture is often accomplished in the ______. |
median cubital vein (overlies cubital fossa) |
