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(1) MOINA > Upper Extremity Muscles: Origin and Insertion > Flashcards

Upper Extremity Muscles: Origin and Insertion Flashcards

1
Q

These 2 muscles ORIGINATE at the lateral supracondylar ridge of humerus.

A

Brachioradialis and Extensor carpi radialis longus

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2
Q

These 2 muscles insert at the base of proximal phalanx of little finger

A

Abductor digiti minimi and Flexor digiti minimi

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3
Q

The following inserts at the base of proximal phalanx of thumb, EXCEPT:

A. Adductor pollicis
B. Flexor pollicis brevis
C. Abductor pollicis brevis
D. Extensor pollicis brevis
E. Extensor pollicis longus

A

E. Extensor pollicis longus

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4
Q

Determine the INSERTION of the Pronator teres.

A. Bases of second and third metacarpal bones
B. Lateral aspect of shaft of radius
C. Middle phalanx of medial four fingers
D. Flexor retinaculum and palmar aponeurosis
E. Pisiform bone, hook of the hamate, base at fifth metacarpal bone

A

B. Lateral aspect of shaft of radius

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5
Q

Determine the INSERTION of the Palmaris longus.

A. Bases of second and third metacarpal bones
B. Lateral aspect of shaft of radius
C. Middle phalanx of medial four fingers
D. Flexor retinaculum and palmar aponeurosis
E. Pisiform bone, hook of the hamate, base at
fifth metacarpal bone

A

D. Flexor retinaculum and palmar aponeurosis

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6
Q

Determine the INSERTION of the Flexor carpi ulnaris.

A. Bases of second and third metacarpal bones
B. Lateral aspect of shaft of radius
C. Middle phalanx of medial four fingers
D. Flexor retinaculum and palmar aponeurosis
E. Pisiform bone, hook of the hamate, base at fifth metacarpal bone

A

E. Pisiform bone, hook of the hamate, base at fifth metacarpal bone

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7
Q

This muscle inserts at the neck and shaft of radius.

A

Supinator

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8
Q

Flexor pollicis brevis inserts at the _____.

A

Base of proximal phalanx of thumb

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9
Q

Determine if the statement below is correct. Otherwise, determine which word makes it incorrect.

Pronator teres Origin:

Humeral Head - Lateral epicondyle of humerus
Ulnar Head - Medial border of olecranon process of ulna

A
  1. Lateral Epicondyle
  2. Olecranon process

CORRECT ORIGIN:
Humeral Head: Medial epicondyle of humerus
Ulnar Head: Medial border of coronoid process of ulna

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10
Q

This muscle inserts at the medial border of the fifth metacarpal bone

A

Opponens digiti minimi

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11
Q

This muscle originates from the Pisiform bone

A

Abductor digiti minimi

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12
Q

Determine if the statement below is correct. Otherwise, determine which word makes it incorrect.

Adductor pollicis Origin:

Oblique head - second and third metacarpal bones
Transverse head - third metacarpal bone

A

The statement is correct.

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13
Q

Determine the origin of the lumbricals.

A. Tendons of flexor digitorum profundus
B. Flexor retinaculum, palmar aponeurosis
C. Posterior surface of shaft of ulna
D. Contiguous sides of shafts of metacarpal bones
E. Scaphoid, trapezium, flexor retinaculum

A

A. Tendons of flexor digitorum profundus

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14
Q

Determine the origin of the Abductor pollicis brevis.

A. Tendons of flexor digitorum profundus
B. Flexor retinaculum, palmar aponeurosis
C. Posterior surface of shaft of ulna
D. Contiguous sides of shafts of metacarpal bones
E. Scaphoid, trapezium, flexor retinaculum

A

E. Scaphoid, trapezium, flexor retinaculum

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15
Q

Determine the origin of the Dorsal interossei.

A. Tendons of flexor digitorum profundus
B. Flexor retinaculum, palmar aponeurosis
C. Posterior surface of shaft of ulna
D. Contiguous sides of shafts of metacarpal bones
E. Scaphoid, trapezium, flexor retinaculum

A

D. Contiguous sides of shafts of metacarpal bones

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16
Q

Determine the ORIGIN of the following muscles.

  1. Anterior surface of shaft of radius
  2. Anteromedial surface of shaft of ulna
  3. Posterior surface of shafts of radius and ulna
  4. Posterior surface of shaft of radius
  5. Anterior surface of shaft of ulna

A. Flexor pollicis longus
B. Flexor digitorum profundus
C. Pronator quadratus
D. Abductor pollicis longus
E. Extensor pollicis brevis

A
  1. A
  2. B
  3. D
  4. E
  5. C
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17
Q

The following originates from the medial epicondyle of humerus, EXCEPT:

A. Palmaris longus
B. Flexor carpi radialis
C. Flexor digitorum profundus
D. Flexor carpi ulnaris (humeral head)
E. NONE

A

C. Flexor digitorum profundus

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18
Q

The following originates from the lateral epicondyle of humerus, EXCEPT:

A. Extensor carpi radialis brevis
B. Extensor digitorum
C. Extensor digiti minimi
D. Extensor carpi ulnaris
E. Anconeus
F. NONE

A

F. NONE

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19
Q

TRUE OR FALSE: Flexor carpi radialis inserts at the bases of second and third metacarpal bones

A

TRUE

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20
Q

Determine if the statement below is correct. Otherwise, determine which word makes it incorrect.

Flexor carpi ulnaris

Origin:
Humeral Head - Medial epicondyle of humerus
Ulnar Head - Lateral aspect of coracoid process and posterior border of ulna

A
  1. Ulnar Head - Lateral aspect of coracoid process

CORRECT ORIGIN:
Ulnar Head: Medial aspect of olecranon process and posterior border of ulna

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21
Q

Determine if the statement below is correct. Otherwise, determine which word makes it incorrect.

Flexor digitorum superficialis

Origin:
Humeroulnar Head - Medial epicondyle of humerus; medial border border of coronoid process of ulna
Radial Head - Oblique line on anterior surface of shaft of radius

Insertion: Middle phalanx of medial four fingers

A

The statement is correct.

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22
Q

The Flexor pollicis longus inserts at the _____ phalanx of thumb

A

distal

23
Q

Determine the following INSERTION of the muscles below.

  1. Distal phalanges of medial four fingers
  2. Posterior surface of base of third metacarpal bone
  3. Anterior surface of shaft of radius
  4. Base of styloid process of radius
  5. Posterior surface of base of second metacarpal bone

A. Pronator quadratus
B. Brachioradialis
C. Extensor carpi radialis longus
D. Flexor digitorum profundus
E. Extensor carpi radialis brevis

A
  1. D
  2. E
  3. A
  4. B
  5. C
24
Q

Where does the Extensor digitorum insert?

A

Middle and distal phalanges of medial four fingers

25
Q

Determine the INSERTION of the following muscles.

  1. Extensor expansion of index finger
  2. Lateral surface of olecranon process of ulna
  3. Extensor expansion of little finger
  4. Base of fifth metacarpal bone
  5. Base of first metacarpal bone

A. Extensor carpi ulnaris
B. Extensor digiti minimi
C. Abductor pollicis longus
D. Extensor indicis
E. Anconeus

A
  1. D
  2. E
  3. B
  4. A
  5. C
26
Q

The Supinator originates from the (1)______ epicondyle of humerus, (2)____ ligament of proximal (3)_____ joint, and ulna

A
  1. Lateral
  2. annular
  3. radioulnar
27
Q

Determine if the statement below is correct. Otherwise, determine which word makes it incorrect.

Extensor pollicis longus

Origin: Posterior surface of shaft of ulna
Insertion: Base of distal phalanx of thumb

A

The statement is true.

28
Q

TRUE OR FALSE: Extensor indicis originates from the posterior surface of shaft of radius.

A

False.

It is from the posterior surface of shaft of ulna

29
Q

Determine if the statement below is correct. Otherwise, determine which word makes it incorrect.

Palmaris Brevis

Origin: Flexor retinaculum, palmar aponeurosis
Insertion: Skin of palm

A

The statement is correct

30
Q

Where do lumbricals insert?

A

Extensor expansion of medial four fingers

31
Q

Determine if which statement describe the following interossei.

  1. First arises from base of first metacarpal; remaining three from anterior surface of shafts of second, fourth, and fifth metacarpals
  2. Contiguous sides of shafts of metacarpal bones
  3. Proximal phalanges of thumb and index, ring, and little fingers and dorsal extensor expansion of each finger
  4. Proximal phalanges of index, middle, and ring fingers and dorsal extensor expansion

A. Palmar interossei - origin
B. Palmar interossei - insertion
C. Dorsal interossei - origin
D. Dorsal interossei - insertion

A
  1. A
  2. C
  3. B
  4. D
32
Q

The following originates from the flexor retinaculum, EXCEPT:

A. Abductor digiti minimi
B. Flexor pollicis brevis
C. Opponens pollicis
D. Opponens digiti minimi
E. Flexor digiti minimi

A

A. Abductor digiti minimi

33
Q

TRUE OR FASE: Opponens pollicis inserts at the bases of metacarpal bone of thumb

A

False. It inserts at the shaft.

34
Q

Determine the ORIGIN of the following muscles.

  1. clavicle, sternum, and upper six costal cartilages
  2. third, fourth, and fifth ribs
  3. first costal cartilage
  4. upper eight ribs

A. Subclavius
B. Serratus anterior
C. Pectoralis major
D. Pectoralis minor
E. None

A
  1. C
  2. D
  3. A
  4. B
35
Q

Determine if the statement below is correct. Otherwise, determine which word makes it incorrect.

Latissimus dorsi Origin:

Anterior superior iliac spine, lumbar fascia, spines of lower six thoracic vertebrae, lower three or four ribs, and superior angle of scapula

A
  1. Anterior superior iliac spine
  2. superior angle of scapula

CORRECT Origin: iliac crest, lumbar fascia, spines of lower six thoracic vertebrae, lower three or four ribs, and inferior angle of scapula

36
Q

Determine the ORIGIN of the Biceps Brachii (Long head)

A. Coracoid process of scapula
B. Supraglenoid tubercle of scapula
C. front of lower half of humerus
D. Infraglenoid tubercle of scapula
E. upper half of posterior surface of shaft of humerus

A

B. Supraglenoid tubercle of scapula

37
Q

Determine the ORIGIN of the Triceps Brachii (Lateral head)

A. Coracoid process of scapula
B. Supraglenoid tubercle of scapula
C. front of lower half of humerus
D. Infraglenoid tubercle of scapula
E. upper half of posterior surface of shaft of humerus

A

E. upper half of posterior surface of shaft of humerus

38
Q

Determine the ORIGIN of the Brachialis

A. Coracoid process of scapula
B. Supraglenoid tubercle of scapula
C. front of lower half of humerus
D. Infraglenoid tubercle of scapula
E. upper half of posterior surface of shaft of humerus

A

C. front of lower half of humerus

39
Q

Determine the INSERTION of the Teres major.

A. greater tuberosity of humerus; capsule of shoulder joint
B. middle of lateral surface of shaft of humerus
C. medial lip of bicipital groove of humerus
D. lesser tuberosity of humerus
E. NONE

A

C. medial lip of bicipital groove of humerus

40
Q

3 SITS muscle inserts at the greater tuberosity of humerus and
capsule of shoulder joint. Which muscles are they?

A
  1. Supraspinatus
  2. Infraspinatus
  3. Teres minor
41
Q

The following inserts at the medial border of scapula, EXCEPT:

A. Rhomboid Major
B. Rhomboid Minor
C. Levator Scapulae
D. Latissimus dorsi

A

D. Latissimus dorsi

42
Q

Determine the INSERTION of the Serratus anterior.

A. floor of bicipital groove of humerus
B. clavicle
C. medial border of scapula
D. medial border and inferior angle of scapula
E. NONE

A

D. medial border and inferior angle of scapula

43
Q

Determine the ORIGIN of the Teres major.

A. lower third of lateral border of scapula
B. upper two thirds of lateral border of scapula
C. subscapular fossa
D. infraspinous fossa of scapula
E. supraspinous fossa of scapula

A

A. lower third of lateral border of scapula

44
Q

Determine the ORIGIN of the Supraspinatus.

A. lower third of lateral border of scapula
B. upper two thirds of lateral border of scapula
C. subscapular fossa
D. infraspinous fossa of scapula
E. supraspinous fossa of scapula

A

E. supraspinous fossa of scapula

45
Q

Determine the ORIGIN of the Subscapularis.

A. lower third of lateral border of scapula
B. upper two thirds of lateral border of scapula
C. subscapular fossa
D. infraspinous fossa of scapula
E. supraspinous fossa of scapula

A

C. subscapular fossa

46
Q

Determine the INSERTION of the following muscles below.

  1. lateral lip of bicipital groove of humerus
  2. lesser tuberosity of humerus
  3. coracoid process of scapula
  4. floor of bicipital groove of humerus
  5. clavicle

A. Pectoralis minor
B. Pectoralis major
C. Subclavius
D. Subscapularis
E. Latissimus dorsi

A
  1. B
  2. D
  3. A
  4. E
  5. C
47
Q

Determine the ORIGIN of the following muscles.

  1. upper two thirds of lateral border of scapula
  2. coracoid process of scapula
  3. infraglenoid tubercle of scapula
  4. infraspinous fossa of scapula
  5. lower half of posterior surface of shaft of humerus

A. triceps (medial head)
B. triceps (long head)
C. biceps (short head)
D. infraspinatus
E. teres minor

A
  1. E
  2. C
  3. B
  4. D
  5. A
48
Q

Determine if the statement below is correct. Otherwise, determine which word makes it incorrect.

Deltoid

Origin - medial third of clavicle, acromion, spine of scapula
Insertion - middle of medial surface of shaft of humerus

A

CORRECT MOINA:

Origin - lateral third of clavicle, acromion, spine of scapula
Insertion - middle of lateral surface of shaft of humerus

49
Q

Determine the INSERTION of the triceps brachii

A. infraglenoid tubercle of scapula
B. tuberosity of radius and bicipital aponeurosis into deep fascia of arm
C. olecranon process of ulna
D. coronoid process of ulna
E. Medial aspect of shaft of humerus

A

C. olecranon process of ulna

50
Q

Determine the INSERTION of the biceps brachii

A. infraglenoid tubercle of scapula
B. tuberosity of radius and bicipital aponeurosis into deep fascia of arm
C. olecranon process of ulna
D. coronoid process of ulna
E. Medial aspect of shaft of humerus

A

B. tuberosity of radius and bicipital aponeurosis into deep fascia of arm

51
Q

Determine the INSERTION of the Brachialis

A. infraglenoid tubercle of scapula
B. tuberosity of radius and bicipital aponeurosis into deep fascia of arm
C. olecranon process of ulna
D. coronoid process of ulna
E. Medial aspect of shaft of humerus

A

D. coronoid process of ulna

52
Q

Determine the INSERTION of the Coracobrachialis

A. infraglenoid tubercle of scapula
B. tuberosity of radius and bicipital aponeurosis into deep fascia of arm
C. olecranon process of ulna
D. coronoid process of ulna
E. Medial aspect of shaft of humerus

A

E. Medial aspect of shaft of humerus

53
Q

Determine the ORIGIN of the following muscles.

  1. second to fifth thoracic spines
  2. ligamentum nuchae and spines of seventh cervical and first thoracic vertebrae
  3. Coracoid process of scapula
  4. transverse processes of first four cervical vertebrae
  5. occipital bone, ligamentum nuchae, spine of seventh cervical vertebra, spines of all thoracic vertebrae

A. Levator Scapulae
B. Coracobrachialis
C. Rhomboid Minor
D. Trapezius
E. Rhomboid Major

A
  1. E
  2. C
  3. B
  4. A
  5. D
54
Q

The upper fibers of the Trapezius muscle inserts into the lateral third of the (1)_____, while its middle and lower fibers inserts into the (2)______ and (3)______ of scapula.

A
  1. clavicle
  2. acromion
  3. spine

(1) MOINA (18 decks)

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