Origins And Insertions 2

Front 1

Pectoralis Minor:
Origin

Back 1

3rd-5th ribs near their costal cartilages

Front 2

Pectoralis Minor:
Insertion

Back 2

Coracoid Process Scapula

Front 3

Pectoralis Minor:
Innervation

Back 3

Medial Pectoral Nerve (c8 & t1)

Front 4

Pectoralis Minor:
Action

Back 4

Stabilizes scapula against thoracic wall
Accessory respiratory muscle

Front 5

Subclavius:
Origin

Back 5

Junction between 1st rib & its costal cartilage

Front 6

Subclavius:
Insertion

Back 6

Inferior surface of the middle of the clavicle

Front 7

Subclavius:
Innervation

Back 7

Nerve to subclavius (C5 & c6)

Front 8

Subclavius:
Action

Back 8

Anchors and depresses clavicle
Guards subclavian vein during clavicular fractures

Front 9

aponeurosis

Back 9

fibrous or membranous sheet connecting a muscle and the part it moves

Front 10

Biceps Brachii:
Origin

Back 10

Short medial Head-Coracoid Process Scapula
Long lateral Head-Supraglenoid Tubercle Scapula

Front 11

Biceps Brachii:
Insertion

Back 11

Radial tuberosity & bicipital aponeurosis

Front 12

Biceps Brachii:
Action

Back 12

Supinates forearm
Flexes forearm

Front 13

Biceps Brachii:
Innervation

Back 13

Musculocutaneous Nerve (c5 & C6)

Front 14

Brachialis:
Origin

Back 14

Distal half of anterior surface humerus

Front 15

Brachialis:
Insertion

Back 15

Coronoid Process Ulna
Ulnar Tuberosity

Front 16

Brachialis:
Action

Back 16

Primary flexor of forearm

Front 17

Brachialis:
Innervation

Back 17

Musculocutaneous Nerve (c5 & C6)

Front 18

Triceps Brachii:
Origin

Back 18

Long Head-infraglenoid tubercle scapula
Lateral Head-posterior surface humerus superior to radial groove
Medial Head-posterior surface humerus inferior to radial groove

Front 19

Triceps Brachii:
Insertion

Back 19

Olecranon Process Ulna

Front 20

Triceps Brachii:
Action

Back 20

Chief Extensor of the forearm

Front 21

Triceps Brachii:
Innervation

Back 21

Radial Nerve (c6, C7, C8)

Front 22

Coracobrachialis:
Origin

Back 22

Coracoid Process Scapula

Front 23

Coracobrachialis:
Insertion

Back 23

Middle 1/3 of the medial surface humerus

Front 24

Coracobrachialis:
Action

Back 24

Helps flex and adducts arm

Front 25

Coracobrachialis:
Innervation

Back 25

Musculocutaneous Nerve (c5, C6, c7)

Front 26

Pronator Teres:
Origin

Back 26

Medial epicondyle humerus
Coronoid Process Ulna

Front 27

Pronator Teres:
Insertion

Back 27

Middle of the lateral surface of radius

Front 28

Pronator Teres:
Action

Back 28

Pronates forearm; flexes elbow

Front 29

Pronator Teres:
Innervation

Back 29

Median Nerve (c6, C7)

Front 30

Anconeus:
Origin

Back 30

Lateral epicondyle humerus

Front 31

Anconeus:
Insertion

Back 31

Lateral surface of olecranon; superior part of posterior surface ulna

Front 32

Anconeus:
Action

Back 32

Stabilizes elbow joint; assists triceps with forearm extension

Front 33

Anconeus:
Innervation

Back 33

Radial Nerve (C7, C8, T1)

Front 34

condyle

Back 34

rounded projection at the end of a bone that articulates with another bone

Front 35

Flexor Carpi Radialis:
Origin

Back 35

Medial Eipcondyle Humerus

Front 36

Flexor Carpi Radialis:
Insertion

Back 36

Base of 2nd metacarpal

Front 37

Flexor Carpi Radialis:
Action

Back 37

Flexes and Abducts Hand at wrist

Front 38

Flexor Carpi Radialis:
Innervation

Back 38

Median Nerve (c6 & C7)

Front 39

Flexor Carpi Ulnaris:
Origin

Back 39

Humeral Head: medial eipcondyle
Ulnar Head: olecranon process; posterior border ulna

Front 40

Flexor Carpi Ulnaris:
Action

Back 40

Adducts and flex hand at wrist

Front 41

Flexor Carpi Ulnaris:
Innervation

Back 41

Ulnar Nerve (c7, C8)

Front 42

Palmaris Longus:
Origin

Back 42

Medial epicondyle humerus

Front 43

Palmaris Longus:
Insertion

Back 43

Palmer aponeurosis; flexor retinaculum

Front 44

Palmaris Longus:
Action

Back 44

Flexes hand at wrist
Tightens palmer aponeurosis

Front 45

Palmaris Longus:
Innervation

Back 45

Median Nerve (c7 & c8)

Front 46

Flexor Carpi Ulnaris:
Insertion

Back 46

Pisiform bone
Hook of hamate
Base of 5th metacarpal

Front 47

Flexor Carpi Radialis & Palmaris Longus both have _____ as their origins. Pronator Teres has this for an origin too along with _____.

Back 47

medial epicondyle
coronoid process ulna

Front 48

Pronator Teres & Flexor Carpi Radialis have the exact same _____, while ______ is similar.

Back 48

innervations (median c6 & C7)
Palmaris Longus (median c7 & c8)

Front 49

coracobrachialis think
subclavius & deltoid...think
anconeus...think

Back 49

subscapularis
rotator cuff C5 & c6
Lateral EIGHT

Front 50

Flexor Digitorum Superficialis:
Origin

Back 50

Humeroulnar Head:
Medial Epicondyle
Ulnar Collateral Ligament
Coronoid Process

Radial Head:
Superior 1/2 of the anterior border radius

Front 51

Flexor Digitorum Superficialis:
Insertion

Back 51

Tendons split and insert into the middle phalanx of digits 2-5

Front 52

Flexor Digitorum Superficialis:
Action

Back 52

Flexes PIPJs and MPJ's of digits 2-5

Front 53

Flexor Digitorum Superficialis:
Innervation

Back 53

Median Nerve c7, c8, t1

Front 54

Flexor Digitorum Profundus:
Origin

Back 54

Interosseous membrane
Proximal 3/4 of the anterior surface ulna

Front 55

Flexor Digitorum Profundus:
Action

Back 55

Flexes DIPJs of digits 2-5
Assists with flexion of hand at wrist

Front 56

Flexor Digitorum Profundus:
Innervation

Back 56

Medial Part: Ulnar Nerve C8 & t1
Lateral Part: Anterior Interosseous Branch of Median Nerve C8 & t1

Front 57

Flexor Pollicis Longus:
Origin

Back 57

Adjacent interosseous
Anterior surface radius

Front 58

Flexor Pollicis Longus:
Insertion

Back 58

Base of distal phalanx of thumb

Front 59

Flexor Pollicis Longus:
Action

Back 59

Flexes interphalangeal joint of thumb

Front 60

Flexor Pollicis Longus:
Innervation

Back 60

Anterior interosseous nerve branch of median nerve (C8 & t1)

Front 61

Pronator Quadratus:
Origin

Back 61

Distal 1/4 of the anterior surface ulna

Front 62

Pronator Quadratus:
Insertion

Back 62

Distal 1/4 of the anterior surface radius

Front 63

Pronator Quadratus:
Action

Back 63

Pronates forearm
Helps bind ulna and radius together

Front 64

Pronator Quadratus:
Innervation

Back 64

Anterior interosseous nerve branch of median nerve (C8 & t1)