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Human Bio > Arm Muscles > Flashcards

Arm Muscles Flashcards

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Biology 101 flashcards
1
Q

Trapezius (origin, insertion, action, location)

A

Origin: Vertebrae, clavicle, occipital bone
Insertion: Acromion, spine of scapula
Action:
Location: Shoulder/back

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2
Q

Rhomboids (origin, insertion, action, location)

A

Origin: Vertebrae
Insertion: Scapula
Action: Retraction
Location: Back

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3
Q

Levator Scapulae (origin, insertion, action, location)

A

Origin: Transverse process of cervical vertebrae
Insertion: Scapular angle
Action: Elevation
Location: Neck/shoulder

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4
Q

Serratus Anterior (origin, insertion, action, location)

A

Origin: Ribs
Insertion: Scapula
Action: Protraction
Location: Shoulder/ribs

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5
Q

Pectoralis Minor (origin, insertion, action, location)

A

Origin: Ribs
Insertion: Coracoid process
Action: Depression
Location: Ribs

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6
Q

Infraspinatus (origin, insertion, action, location)

A

Origin: Infraspinous fossa
Insertion: Greater tubercle
Action: Arm rotation
Location: Shoulder

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7
Q

Supraspinatus (origin, insertion, action, location)

A

Origin: Supraspinous fossa
Insertion: Greater tubercle
Action: Arm abduction
Location: Shoulder

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8
Q

Teres Minor (origin, insertion, action, location)

A

Origin: Infraspinous fossa
Insertion: Greater tubercle
Action: Arm rotation
Location: Shoulder

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9
Q

Subscapularis (origin, insertion, action, location)

A

Origin: Subscapular fossa
Insertion: Lesser tubercle
Action: Rotates humerus
Location: Shoulder

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10
Q

Deltoid (origin, insertion, action, location)

A

Origin: Spine, acromion, clavicle
Insertion: Deltoid tuberosity
Action: Shoulder abduction, flexion, and extension
Location: Upper arm

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11
Q

Pectoralis major (origin, insertion, action, location)

A

Origin: Sternum, clavicle
Insertion: Humerus
Action: Flexion and extension
Location: Chest/upper arm

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12
Q

Latissimus Dorsi (origin, insertion, action, location)

A

Origin: Vertebrae, ilium
Insertion: Humerus
Action: Adduction, extension, rotation
Location: Back

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13
Q

Coracobrachialis (origin, insertion, action, location)

A

Origin: Coracoid process
Insertion: Humerus
Action: Adduction and flexion
Location: Upper arm

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14
Q

Teres Major (origin, insertion, action, location)

A

Origin: Scapula
Insertion: Humerus
Action: Adduction and extension
Location: Back

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15
Q

Biceps Brachii (origin, insertion, action, location)

A

Origin: Coracoid process
Insertion: Radial tuberosity, ulna
Action: Flexion, adduction, supination
Location: Upper arm

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16
Q

Triceps Brachii (origin, insertion, action, location)

A

Origin: greater tubercle, humerus
Insertion: Olecranon
Action: Extension and adduction
Location: Upper arm

17
Q

Brachioradialis (origin, insertion, action, location)

A

Origin: Humerus
Insertion: Styloid process of radius
Action: Elbow flexion and supination
Location: Elbow

18
Q

Brachialis (origin, insertion, action, location)

A

Origin: Humerus
Insertion: Coronoid process of ulna
Action: Elbow flexion
Location: Elbow

19
Q

Supinator (origin, insertion, action, location)

A

Origin: Lateral epicondyle
Insertion: Radius
Action: Supination
Location: Lower arm/elbow

20
Q

Pronator Teres (origin, insertion, action, location)

A

Origin: Medial epicondyle
Insertion: Radius
Action: Pronation
Location: Lower arm/elbow

21
Q

Pronator Quadratus (origin, insertion, action, location)

A

Origin: Ulna
Insertion: Radius
Action: Pronation
Location: Lower arm

22
Q

Opponens pollicus

A

Origin: trapezium
Insertion: metacarpal bone of thumb

23
Q

Abductor pollicus brevis

A

Origin: scaphoid and trapezium
Insertion: proximal phalanx of thumb

24
Q

Flexor digiti minimi brevis

A

Origin: hamate
Insertion: proximal phalanx of minimi

25
Q

Abductor digiti minimi

A

Origin: pisiform
Insertion: 5th proximal phalanx

26
Q

Adductor pollicus

A

Origin: capitate
Insertion: proximal phalanx of thumb

27
Q

Flexor Carpi ulnaris

A

Origin:

28
Q

Palmaris longus

A

Origin: medial epicondyle
Action: flexion

29
Q

Flexor digitorum superficialis

A

Origin: medial epicondyle and coronoid process
Insertion: phalanges

30
Q

Extension Carpi ulnaris

A

Origin: ulna
Insertion: 5th metacarpal

31
Q

Extension digitorum

A

Origin: lateral epicondyle
Insertion: phalanx

Human Bio (30 decks)

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