Exercise 7: Muscular System Anatomy (Upper Extremities - Pelvic Floor and Perineum) Flashcards by Sebastian Morón

Q

Insertion of deltoid muscles

A

humerus

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Q

Action of deltoid muscles

A

abducts arm,

flexes and extends shoulders

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Q

Origin of biceps brachii

A

coracoid process of scapula

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Q

Insertion of biceps brachii

A

proximal radius

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Q

Action of biceps brachii

A

flexes elbow,

supinates arm

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Q

Origin of brachialis

A

humerus

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Q

Insertion of brachialis

A

coronoid process of ulna

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Q

Action of brachialis

A

flexes arm

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Q

Origin of brachioradialis

A

humerus

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Q

Insertion of brachioradialis

A

styloid process of radius

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Q

Action of brachioradialis

A

flexes forearm

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Q

Origin of pronator teres

A

humerus,

coronoid process of ulna

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Q

Insertion of pronator teres

A

radius

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Q

Action of pronator teres

A

pronates forearm

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Q

Origin of flexor carpi radialis

A

medial epicondyle of humerus

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Q

Insertion of flexor carpi radialis

Study These Flashcards

A

second and third metacarpals

Q

Action of flexor carpi radialis

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A

flexes the wrist and abducts hand

Q

Origin of palmaris longus

Study These Flashcards

A

medial epicondyle of humerus

Q

Insertion of palmaris longus

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A

flexor retinaculum,

palmar aponeurosis

Q

Action of palmaris longus

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A

weakly flexes hand at wrist joint

Q

Origin of flexor carpi ulnaris

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A

medial epicondyle of humerus,

ulna

Q

Insertion of flexor carpi ulnaris

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A

pisiform,
hamate,
base of fifth metacarpal

Q

Action of flexor carpi ulnaris

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A

flexes and abducts hand at wrist joint

Q

Origin of extensor carpi radialislongus

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A

humerus

Insertion of extensor carpi radialislongus

2nd and 3rd metacarpals

Action of extensor carpi radialislongus

extends and abducts wrist

Origin of extensor digitorum

lateral epicondyle of humerus

Insertion of extensor digitorum

distal phalanges of 2nd and 5th digits

Origin of deltoid muscles

scapula, | clavicle