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PCS - Unit 1 > Upper Limb Anatomy > Flashcards

Upper Limb Anatomy Flashcards

1
Q

What are the three muscles of the anterior compartment of the arm?

A

biceps brachii

brachialis

coracobrachialis

(BBC)

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2
Q

What is the innervation of biceps brachii?

A

musculocutaneous nerve

(all of the muscles of the anterior compartment of the arm are supplied by the musculocutaneous nerve)

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3
Q

What is the action of muscles in the anterior compartment of the arm?

A

flexion

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4
Q

What is the innervation of triceps brachii?

A

radial nerve

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5
Q

What is the lateral attachment of pectoralis major?

A

lateral lip of intertubercular sulcus of humerus

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6
Q

What muscles are innervated by the axillary nerve?

A

teres major and deltoid

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7
Q

What are the borders of the quadrangular space?

A
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8
Q

What condition is also known as tennis elbow?

A
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9
Q

What condition is known as golfers elbow?

A

medial epicondylitis

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10
Q

Which of the rotator cuff muscles attaches to the middle facet of the greater tubercle of the humerus?

A

infraspinatus

(SIMS)

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11
Q

Which of the rotator cuff muscles attaches to the inferior tubercle of the humerus?

A

teres minor

(SIMS)

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12
Q

What is the distal attachement of subscapularis?

A

lesser tubercle of the humerus

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13
Q

What is the main action of supraspinatus?

A

initiates and assists deltoid in abduction of arm

first 15 degress of abduction

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14
Q

What is the innervation of trapezius?

A

spinal accessory nerve (CN XI)

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15
Q

What is the distal attachement of the deltoid muscle?

A

deltoid tuberosity of humerus

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16
Q

Where does the axillary artery begin?

A
17
Q

What dermatone will a cut to the lateral anterior part of the arm locate?

A

C5

18
Q

What nerve is compressed in carpal tunnel syndrome?

A

median

19
Q

What are the muscles in the superficial compartment of the anterior forearm?

A
20
Q

What muscle forms the intermediate compartment of the anterior forearm?

A

flexor digitorum superficialis

21
Q

What are the muscles of the deep compartment of the anterior compartment of the forearm?

A
22
Q

What are the main actions of biceps brachii?

A

supinates forearm

flexes forearm

23
Q

What is the common origin of muscles in the superior compartment of the anterior forearm?

A

medial epicondoyle

24
Q

What are the borders of the cubital fossa?

A

brachial artery bifurcates in the cubital fossa

25
Q

A rugby player is admitted into the A&E with a fracture at the medial epicondyle of the humerus. What is the most likely nerve to be damaged ?

A

ulnar

26
Q

What is Erb-Duchenne palsy?

A

paralysis on the arm of the C5-C6 nerve roots

‘waiter’s tip’ position

can be caused by a difficult labour

27
Q
A

PCS - Unit 1 (9 decks)

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