Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

Anatomy > Upper Extremity: Origin/Insertion/Action/Innervation > Flashcards

Upper Extremity: Origin/Insertion/Action/Innervation Flashcards

1
Q

Pectoralis major

A

O:Clavicle, Sternum, Upper Ribs, & Tendon of the External Oblique
I:Greater Tuberosity
A:Add & Med. Rot., Flex. & Ext. of humerus
Inn: Med. and Lat. Pectoral n.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Pectoralis Minor

A

O: Upper Ribs
I: Coracoid Process
A: Protraction & Abd. of scapula. Elevates ribs w/ forced inspiration
Inn: Medial Pectoral n.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Subclavius

A

O:First Rib
I:Subclavian Groove
A:Pulls the clavicle med. and acts as a cushion to protect the vessels below the clavicle
Inn:N. to the Subclavius

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Trapezius

A

O:Superior nuchel line, Ext. occipital protuberance, ligamentum nuchae, spines of thoracic vertebrae
I:Clavicle, Acromion Process, Spine of the scapula
A:Elevates, stabilizes in anatomical position, and retracts the scapula
Inn:Spinal Accessory

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Rhomboid Major

A

O:Spines of Upper Thoracics
I:Vertebral Border
A:Elevates, Retracts, and stabilizes the scapula
Inn:Dorsal Scapular N.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Rhomboid Minor

A

O:Spines of Lower Cervical & T1
I:Vertebral Border
A:Elevates, Retracts, & Stabilizes the scapula
Inn: Dorsal Scapular n.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Levator Scapula

A

O:Transverse Processes of Upper cervical vertebrae
I:Superior Angle
A:Elevates, Retracts and Stabilizes the scapula
Inn:Dorsal Scapular N.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Latissimus Dorsi

A

O:Spines of Lower Thoracic and Lumbar vertebrae, Crest of the ilium, and Thoracodorsal fascia
I: Intertubercular Groove (Lesser Tuberosity)
A:Ext, Add, Int. Rot., & forced inspiration
Inn: Thoracodorsal N.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Serratus Anterior

A

O: Upper Ribs
I: Vertebral Border
A: Protraction & Stabilization
Inn: Long Thoracic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Deltoid

A

O:Clavicle, Acromion Process, & Spine of the Scapula
I: Deltoid Tuberosity
A: Flex, Int. Rot., Abd., Ext., Ext. Rot.
Inn: Axillary N.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Supraspinatus

A

O:Supraspinous fossa
I:Greater Tuberosity
A: Initiates Abd. of humerus, Ext. Rot., & Stabilize GH joint
Inn: Suprascapular N.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Infraspinatus

A

O: Infraspinous fossa
I: Greater Tuberosity
A: Ext. Rot. & Stabilize GH joint
Inn: Suprascapular N.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Subscapularis

A

O: Subscapular Fossa
I: Lesser Tuberosity
A: Int. Rot. & Stabilize GH joint
Inn: Upper and Lower Subscapular N.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Teres Major

A

O: Inf. Angle
I: Lesser Tuberosity
A: Add. humerus, Int. Rot. & Stabilize GH joint
Inn: Lower Subscapular N.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Teres Minor

A

O: Axillary Border
I: Greater Tuberosity
A: Ext. Rot. & Stabilize GH joint
Inn: Axillary N.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Biceps Brachii

A

O: Long-Supraglenoid Tubercle, Short-Coracoid process
I: Radial Tuberosity & Shaft of Ulna
A: Flexion and Supination of forearm
Inn: Musculocutaneous N.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Coracobrachialis

A

O: Coracoid Process
I: Shaft of Humerus
A: Flexion and Add. and stabilization of GH joint
Inn: Musculocutaneous N.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Brachialis

A

O: Shaft of the Humerus
I: Coronoid Process on the ulna
A: Flexion of forearm
Inn: Musculocutaneous N.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Triceps Brachii

A

O: Long-Infraglenoid Tubercle. Med. & Lat.-Shaft of the humerus
I: Olecranon Process
A: Extend the forearm
Inn: Radial N.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

Pronator Teres

A

O: Med. Epicondyle and Coronoid Process of the Ulna
I: Pronator ridge on radius
A: Pronation at Sup. radiounlar joint. Flexion at elbow
Inn: Median N.

21
Q

Flexor Carpi Radialis

A

O: Med. Epicondyle
I: 2nd and 3rd met
A: Flexion of the wrist, Abd of hand
Inn: Median N.

22
Q

Palmaris Longus

A

O: Med. Epicondyle
I: Palmar Aponeurosis
A: Flexion of the wrist, Tightens fascia of palm
Inn: Median N.

23
Q

Flexor Carpi Ulnaris

A

O: Med. Epicondyle
I: Pisiform, Hamate, & 5th Met
A: Flexion of the wrist & Add hand
Inn: Ulnar N.

24
Q

Flexor Digitorum Superficialis

A

O: Med. Epicondyle
I: Middle phalanges of digits 2-5
A: Flexion of the wrist and PIP of digits 2-5
Inn: Median N.

25
Flexor Digitorum Profundus
O: Shaft of ulna I: Distal phalanges of digits 2-5 A: Flexion of DIP joints digits 2-5 and flexion of wrist Inn: Ulnar and Median N.
26
Flexor Pollicis Longus
O: Shaft of Radius I: Distal Phalanx of 1st digit A: Flexion of IP joint digit 1 Inn: Median N.
27
Pronator Quadratus
O: Shaft of Ulna I: Shaft of Radius A: Pronation and Stabilization of the superior radioulnar joint Inn: Median N.
28
Brachioradialis
O: Lateral supracondylar ridge I: Styloid process of the radius A: Flexion, pronation, & supination of the forearm Inn: Radial N.
29
Extensor Carpi Radialis Longus
O: Lat. Epicondyle I: 2nd Met A: Ext. of wrist & Abd. hand Inn: Radial N.
30
Extensor Carpi Radialis Brevis
O: Lat. Epicondyle I: 3rd Met A: Ext. of Wrist & Abd. of hand Inn: Radial N.
31
Extensor Digitorum Maximus
O: Lat. Epicondyle I: Middle phalanges of digits 2-5 A: Ext. digits, wrist, & Abd. digits 2,4,5 Inn: Radial N.
32
Extensor Digiti Minimi
O: Lat. Epicondyle I: Prox. phalynx of digit 5 A: Ext. digit 5 Inn: Radial N.
33
Extensor Carpi Ulnaris
O: Lat. Epicondyle I: 5th met A: Extend hand and Add hand Inn: Radial N.
34
Supinator
O: Lat. Epicondyle & Supinator Crest of the Ulna I: Shaft of radius A: Supinates forearm Inn: Radial N.
35
Abductor Pollicis Longus
O: Shaft of Ulna and Radius I: 1st Met A: Abd. digit 1 @ CM joint Inn: Radial N.
36
Extensor Pollicis Brevis
O: Shaft of the Radius I: Prox. phalynx of 1st digit A: Ext. digit 1 @ MP joint Inn: Radial N.
37
Extensor Pollicis Longus
O: Shaft of the Ulna I: Distal Phalanx of digit 1 A: Extends digit 1 @ IP Inn: Radial N.
38
Extensor Indicis
O: Shaft of the Ulna I: Proximal phalanx of digit 2 A: Extends digit 2 @ MP joint Inn: Radial N.
39
Anconeus
O: Lateral Epicondyle I: Olecranon process A: Extends Forearm Inn: Radial N.
40
Abductor Pollicis Brevis
O: Trapezium and Scaphoid I: Prox. phalanx of digit 1 A: Abd. digit 1 @ MP joint Inn: Median N.
41
Opponens Pollicis
O: Trapezium I: 1st met A: Med. Rot. 1st met Inn: Median N.
42
Flexor Pollicis Brevis
O: Trapezium, Trapezoid, & Capitate bones I: Prox. phalanx of digit 1 A: Flexes digit 1 @ MP joint Inn: Ulnar and Median N.
43
Adductor Pollicis
O: Trapezoid, Capitate, 2nd, 3rd met I: Prox. phalanx of digit 1 A: Add. digit 1 Inn: Ulnar N.
44
Abductor Digiti Minimi
O: Pisiform I: Prox. phalanx of digit 5 A: Abd. digit 5 Inn: Ulnar N.
45
Flexor Digiti Minimi
O: Hamate I: Proximal phalanx of digit 5 A: Flexes digit 5 @ MP joint Inn: Ulnar N.
46
Opponens Digiti Minimi
O: Hamate I: 5th met A: Lat. Rot. 5th met Inn: Ulnar N.
47
Lumbricales
O: Tendons of the flexor digitorum profundus m. I: Tendons of the extensor digitorum m. A: Flex MP joints & Ext IP joints Inn: 1&2 Median, 3&4 Ulnar
48
Dorsal
O: 2,3,&4 Mets I: Prox. phalanx of digits 2,3,4 A: Abd. 2-4, Flex MP, Ext IP Inn: Ulnar N.
49
Palmar
O: 2,3,4,&5 Mets I: Prox. phalanx of digits 2,4,&5 A: Add. 2,4,&5, Flex MP, & Ext IP Inn: Ulnar N.

Anatomy (6 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions