Muscles Flashcards by Melissa Teoh

Q

Action of Rhomboids minor & major

A

Retract scapula.

Stabilize scapula.

Rotate glenoid cavity downward.

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Origin of Rhomboids minor & major

A

Spinous processes of C7 and T3-T5

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Insertion of Rhomboids minor & major

A

Medial border of scapula.

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Innervation of Rhomboids minor & major

A

Dorsal scapular n.

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Action of Pectoralis major

A

flexes, medial rotate, and abducts arm

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Origin of Pectoralis major

A

clavicle, sternum, ribs 1-6

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Insertion of Pectoralis major

A

Intertabercular groove of humerus

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Innervation of Pectoralis major

A

pectoral n.

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Action of Deltoid

A

Abduct humerus

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Action teres major

A

extend and laterally rotate arm at shoulder joint

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Action of Teres minor

A

Extend and laterally rotate arm at shoulder joint

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Action of Supraspinatus

A

Abduct humerus

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

action of Infraspinatus

A

lateral rotate humerus

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Action of Triceps brachii

A

forearm extension

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Action of Biceps brachii

A

Flex elbow, flex shoulder, and supinate forearm

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Action of Brachioradialis

Study These Flashcards

A

Synergist of elbow flexion

Q

Action of Brachialis

Study These Flashcards

A

Flexor of elbow

Q

Action of Coracobrachialis

Study These Flashcards

A

Adduction and flexion at shoulder

Q

Origin of Coracobrachialis

Study These Flashcards

A

Coracoid process (on scapula)

Q

Origin of Brachialis

Study These Flashcards

A

Anterior distal humerus

Q

Origin of Brachioradialis

Study These Flashcards

A

Distal humerus

Q

Origin of Biceps brachii

Study These Flashcards

A

Short head: Coracoid process

Long head: supraglenoid tubercle

Q

Origin of Triceps brachii

Study These Flashcards

A

Long head: glenoid cavity inferior margin.

Lateral head: posterior humerus.

Medial head: posterior humerus distal radial groove.

Q

Origin of Subscapularis

Study These Flashcards

A

Subscapular fossa

Origin of Infraspinatus

Infraspinous fossa

Origin of Supraspinatus

Supraspinous fossa

Origin of Teres minor

Lateral border scapula

Origin of Teres major

Posterior surface of Inferior border of scapula

Origin of Deltoid

Clavicle, acromion and spine of scapula