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Step 1: Musculoskeletal > Anatomy > Flashcards

Anatomy Flashcards

1
Q

Flexor digitorum profundus vs. superficialis test

A

FDP - Flex the DIP (tip of finger when rest held in place) FSP - Flex PIP (hold other fingers down and flex to test)

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2
Q

Draw the brachial plexus

A

Axillary artery runs through it –> Brachial artery

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3
Q

Erb’s palsy

A

Upper trunk (lateral traction on neck - delivery or accident) - waiter’s tip - Delt, supraspinatus, infraspinatus, biceps

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4
Q

Klumpke palsy

A

Total claw hand from upward arm traction or falling from tree - lumbricals, interossei, thenar, hypothenar deficit, lumbricals (usu. flex at MCP, extend distally)

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5
Q

Winged scapula

A

Long thoracic nerve (C5-7) from axillary dissection

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6
Q

Axillary nerve injury

A

Flat/numb delt - surgical neck of humerus fx, anterior dislocation –> post. circumflex artery at risk

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7
Q

Radial nerve injury

A

Midshaft fracture - crutches (deep brachial artery at risk)

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8
Q

Musculocutaneous nerve injury

A

flexion, supination, lateral forearm sensory

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9
Q

Median nerve

A

Supracondylar fracture or carpal tunnel

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10
Q

Ulnar nerve

A

Med. epicondyle injury or hook of hamate

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11
Q

Thoracodorsal nerve

A

lat dorsi

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12
Q

What is in carpal tunnel

A

Median nerve, Flexor digitorum profundus/superficialis tendons, Flexor pollicis brevis

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13
Q

What tendon is outside of carpal tunnel

A

palmaris longus

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14
Q

Median nerve muscles in hand

A

OAF pollicis Thenar muscles (Opponens pollicis, Abductor pollicis brevis, flexor pollicis brevis) + 1st/2nd lumbricals (flex MCP, extend PIP/DIP)

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15
Q

Ulnar hand muscles

A

OAF digiti minimi - hypothenar - Opponens digiti minimi, Abductor digiti minimi, Flexor digiti minimi

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16
Q

Anterior leg compartment

A

Anterior compartment - Deep peroneal nerve - Tib ant, extensor hallucis, extensor digitorum, peroneus tertius

Dorsiflex foot

Charcot marie tooth (genetic problem w/Schwann cell)

17
Q

Medial compartment thigh

A

Obturator nerve - Gracilis, adductor longus/brevis, adductor magnus

18
Q

Lateral compartment leg

A

Superficial peroneal nerve - peroneus longus/brevis

Everts foot

19
Q

Sural nerve

A

cutaneous sensation - lateral behind lateral foot

20
Q

Posteroir compartment thigh

A

Tibial nerve - semimembranosus, semitendinosus, biceps femoris, posterior adductor magnus

21
Q

Posterior compartment leg

A

Gastrocs, soleus, flexor digitorum longus, flexor hallucis longus, tib posterior

  • Stand on tiptoes
22
Q

Sarcomere fiber lines

A

Step 1: Musculoskeletal (6 decks)

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