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Anatomy Year 1 > Movements of the elbow > Flashcards

Movements of the elbow Flashcards

Muscles involved in the movement of the elbow

1
Q

Which muscles are involved in the extension of the elbow?

A

Triceps brachii LoH, LaH + MH, anconeus

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2
Q

Name the origin and insertion of the triceps brachii LoH, LaH + MH

A

O:- Long head: infraglenoid tubercle of scapula; Lateral head: superior posterior of humerus; Medial head: distal posterior of humerus
I: form a common tendon that attaches to proximal end of olecranon process

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3
Q

Origin and insertion of the anconeus

A

O: lateral epicondyle of humerus
I: lateral surface olecranon + superior posterior ulna

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4
Q

Name muscles involved in flexion of elbow

A

Biceps brachii LH + SH, brachialis, bracoradialis, pronator teres

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5
Q

Name the origin and insertion of the biceps brachii LH + SH

A

O:- LH: supraglenoid tubercle of scapula; SH: tip of coracoid process of scapula
I: tuberosity of radius + fascia of forearm via bicipital aponeurosis

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6
Q

Name the origin and insertion of the brachilias

A

O: distal half of anterior humerus
I: coronoid process + ulna tuberosity

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7
Q

Name the origin and insertion of the bracoradialis

A

O: proximal 2/3 lateral supracondylar ridge of humerus
I: lateral surface distal radius

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8
Q

Name the origin and insertion of the pronator teres

A

O: medial epicondyle of humerus + coronoid process of ulna
I: middle of lateral radius

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9
Q

Name the muscles involved in the pronation of the forearm

A

Pronator quadratus, pronator teres, bracoradialis (of a fully supinated arm)

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10
Q

Name the origin and insertion of the pronator quadratus

A

O: distal 1/4 anterior ulna
I: distal 1/4 anterior radius

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11
Q

Name the origin and insertion of the pronator teres

A

O: medial epicondyle of humerus + coronoid process of ulna
I: middle of lateral radius

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12
Q

Name the origin and insertion of the brachoradialis

A

O: proximal 2/3 of lateral supracondylar ridge of humerus
I: lateral distal radius

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13
Q

Name the muscles involved in the supination of the forearm

A

Supinator, biceps brachii LH + SH

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14
Q

Name the origin and insertion of the supinator

A

O: lateral epicondyle of humerus + supinator fossa + crest of ulna
I: lateral, posterior + anterior surfaces of proximal 1/3 of radius

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15
Q

Name the origin and insertion of the biceps brachii LH + SH

A

O:- LH: supraglenoid tubercle of scapula; SH: tip of coracoid process of scapula
I: tuberosity of radius + fascia of forearm via bicipital aponeurosis

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Anatomy Year 1 (21 decks)

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