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human anatomy > Chapter 8 > Flashcards

Chapter 8 Flashcards

1
Q

How many bones make up the upper limb

A

32 bones

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2
Q

pectoral girdle has how many bones

A

2 bones

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3
Q

Humorous

A

Longest and largest bone in the upper limb
-long bone
-contains two joints

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4
Q

Head

A

Contains the Glenoid cavity

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5
Q

Anatomical neck of the humorous

A

Site of Epiphyseal plate

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6
Q

Greater and lesser tubercle of humorous

A

Two projections
-rounded contours of the shoulder

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7
Q

Intertubercular sulcus/groove of humorous

A

Tendon of bicep branchii
-contains intertubicial glue

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8
Q

Surgical neck of humorous

A

Bone fracture site

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9
Q

Body of humorous

A

Main shaft or diaphysis

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10
Q

Deltoid tuberosity of humorous

A

Tendon of deltoid muscle

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11
Q

Capitulum of humorous

A

Head of radius
-allows for smooth gliding

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12
Q

Trochlea of humorous

A

Accommodates the coronoid process of the ulna

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13
Q

Coronoid fossa of humorous

A

Coronoid process of ulna

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14
Q

Olecranon fossa of humorous

A

Olecranon of the ulna

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15
Q

Radial fossa of humorous

A

Head of radius

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16
Q

Epicondyles of humorous

A

Tendons of the forearm for muscle attachment

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17
Q

Radius head articulates with the…..

A

Capitulum of humorous and radial notch of ulna

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18
Q

Ulnar notch

A
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19
Q

Styloid process of radius

A

Blunt bony part
-site of tendon attachment

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20
Q

Olecranon of ulna

A

Articulates with the Olecranon fossa

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21
Q

Pronoation equals

A

Radius and ulna crossed

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22
Q

Supination equals

A

Radius and ulna straight

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23
Q

Proximal carpals accronim

A

She Looks Too Pretty

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24
Q

Name the four proximal carpals

A

-scaphoid
-lunate
-triquentrum
-pisiform

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25
Q

Accronim for distal carpals

A

Try To Catch Her

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26
Q

Name the distal carpals

A

-trapezium
-trapezoid
-capitate
-hamate

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27
Q

accronim for the carpals

A

She Looks Too Pretty Try Too Catch Her

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28
Q

Supination

A

Radius and ulna are parallel
-palm is anterior

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29
Q

What muscle is involved in supination

A

The supinator

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30
Q

Supinator

A

Wraps around proximal radius and assists bicep branchii

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31
Q

Pronation

A

Radius and ulna are crossed over
-palm is posterior

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32
Q

What muscles aid in pronation

A

-pronation teres
-pronation quadratus

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33
Q

Flexors

A

Decreases joint angle
-anterior

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34
Q

What muscles are flexors

A

-biceps branchii
-branchialis
-brachioradialis
BBB

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35
Q

LONG Biceps branchii origin and intercept

A

O: tubercole of scapula
I: radial tuberosity

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36
Q

SHORT bicep branchii origin and intercept

A

O: coracoid of scapula
I: radial tuberosity

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37
Q

Branchialis origin and intercept

A

O: lateral border of scapula
I: ulnar tuberosity and Coronoid process of ulna

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38
Q

Brachioradialis origin and intercept

A

O: lateral border of distal end of humorous
I: styloid process of radius

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39
Q

Extensors

A

Returns angle to normal
-posterior

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40
Q

Ancounes origin and intercept

A

O: lateral epicondyle of humorous
I: Olecranon of ulna

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41
Q

Intercept of the triceps branchii

A

I: olecranon of ulna

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42
Q

Origin of the long triceps branchii

A

Tubercle of scapula

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43
Q

Origin of Lateral triceps branchii

A

Posterior surface of humorous above radial groove

44
Q

Medial triceps branchii origin

A

Entire surface of the humorous to a groove

45
Q

Radiocarpal joint

A

Wrist joint
-3 proximal carpal bones and ulnar collateral ligament

46
Q

Three proximal carpal bones involved in the radiocarpal joint

A

TSL
-triquentrum
-scaphoid
-lunate

47
Q

The elbow is what type of join

A

Hinge joint

48
Q

Anterior forearm muscles

A

Extrinsic and flexor
-flexes the wrist at metacarpophalangeal joint and interphalangeal joint

49
Q

Origin of anterior forearm muscles

A

Medial epicondyle of humorous

50
Q

The intermediate anterior forearm muscles

A

-flexor digitorium

51
Q

Flexor digitorium

A

Splits and inserts on the middle phalanges of fingers 2-5
-crosses over the wrist
-flexes above the joint

52
Q

Insertion of the flexor digitorium

A

Middle phalanges fingers 2 to 5

53
Q

Superficial anterior forearm muscles (list)

A

-pronator teres
-flexor carpi radialis
-palmaris longus
-flexor carpi ulnaris

54
Q

Flexor carpi radialis

A

Flexes and adducts
-superficial anterior forearm muscle

55
Q

Insertion of the flexor carpi radialis

A

Base metacarpal II and III

56
Q

Palmaris longus

A

Flexes at wrist joint
-superficial anterior forearm muscle

57
Q

Insertion of the palmaris longus

A

Flexor retinaculum and palmar aponeurosis

58
Q

Flexor carpi ulnaris

A

Flexes at the wrist joint
-superficial anterior forearm muscles

59
Q

Insertion of the flexor carpi ulnaris

A

Pisiform and hamate bones
-base of fifth metacarpal

60
Q

What is the method to remember the superficial anterior forearm muscles

A

TRPU
Pointer finger- pronator teres
Middle finger- flexor carpi radialis
Index finger- palmaris longus
Little finger- flexor carpi ulnaris

61
Q

Deep layer of anterior forearm muscles

A

-flexor policies longu
-flexor digitorium profunds

62
Q

Flexor policies longus

A

-Flexes mp and ip joint of the thumb
-deep layer of the anterior forearm muscles

63
Q

Insertion of flexor policis longus

A

Base of distal phalanx (thumb)

64
Q

Flexor digitorium profundus

A

-flexes wrist in PIP and DIP of fingers 2 to 5
Deep layer of anterior forearm muscles

65
Q

The posterior compartment of forearm muscles

A

Extensor muscles
-extend the wrist, MP and IP

66
Q

Where do the posterior compartment forearm muscles insert

A

Lateral epicondyle

67
Q

Superficial muscles of the posterior forearm muscles

A

-extensor carpi radialis longus
-extensor carpis radialis brevis
-extensor digitorium
-extensor digiti minimi
-extensor carpi ulnaris

68
Q

Extensor carpi radialis longus

A

Extends and abducts hand at the wrist
-superficial posterior forearm muscle

69
Q

Extensor carpi radialis brevis

A

Extends and abducts hand at wrist
-superficial posterior forearm muscle

70
Q

Extensor digitorium

A

Extend wrist, MP, PIP, DIP, finger joint 2 to 5
-superficial posterior forearm muscle

71
Q

Extensor digiti minimi

A

Innervates the fifth finger

72
Q

Extensor carpi ulnaris

A

Extend the wrist and adduct the hand

73
Q

Insertion of the Extensor carpi ulnaris

A

Base of metacarpal V

74
Q

Insertion of the extensor digiti minimi

A

Extensor digitorium of fifth phalanx

75
Q

Insertion of the extensor digitorium

A

Distal and middle phalanges fingers 2 to 5

76
Q

Insertion of the extensor carpi radialis brevis

A

Base of metacarpal III

77
Q

Insertion of the extensor carpi radialis longus

A

Base of metacarpal II

78
Q

Deep layer of posterior forearm muscles (list)

A

-abductor policies longus
-extensor
-extensor pollicis longus
-extensor indicis

79
Q

Abductor pollicis longus

A

Abducts joints of the thumb and hand
-deep layer of posterior forearm muscles

80
Q

Extensor pollicis brevis

A

Extends MP joints of the thumb

-deep layer of posterior forearm muscles

81
Q

Extensor pollicis longus

A

Innervates the joints of the thumb and abducts the hand
-deep layer of posterior forearm muscles

82
Q

Extensor indicis

A

Extends MP, PIP, DIP of index finger

-deep layer of posterior forearm muscles

83
Q

Insertion and origin of abductor pollicis longus

A

O: interousseus ligaments
I: lateral edge of metacarpal I

84
Q

Insertion and origin of the extensor pollicis brevis

A

O: posterior surface of ulna
I: base of the first metacarpal of the thumb

85
Q

Insertion and origin of extensor pollicis longus

A

O: mid-ulnar region
I: distal phalanx of the thumb

86
Q

Insertion and origin of the extensor indicis

A

O: posterior surface of the Ulna and intraosseous membrane
I: tendon of the extensor of digitorium of index finger

87
Q

What is the thenar group

A

Forms the thick and fleshy mass at the base of the thumb

88
Q

What makes up the thenar group

A

-flexor pollicis brevis
-adductor pollicis brevis
-opponents pollicis

89
Q

flexor pollicis brevis

A

Flexes thumb at carpometacarpal and metacarpophalangeal joint
-part of the thenar group

90
Q

Origin and insertion of the flexor pollicis brevis

A

O: flexor retinaculum and trapezium
I: proximal phalanx of thumb

91
Q

Origin and insertion of the adductor pollicis brevis

A

O: flexor retinaculum, scaphoid and trapezium
I: lateral side metacarpal I

92
Q

Origin and insertion of the opponens pollicis

A

O: flexor retinaculum and trapezium
I: lateral side of metacarpal I

93
Q

Opponens pollicis

A

Moves thumb across palm to meet any finger
-opposition
-thenar group

94
Q

Adductor pollicis brevis

A

Adduct thumb at carpometacarpal joint

95
Q

Hypothenar group

A

Forms a smaller fleshy mass at the bass of the little finger

96
Q

Flexor ligitti minimi brevis

A

Flexes the little finger at carpometacarpal and MP joint
-hypothenar group

97
Q

Origin and insertion of flexor ligitti minimi brevis

A

O: hamate bone, flexor retinaculum
I: proximal phalanx (little finger)

98
Q

Abductor digiti minimi

A

Abducts and flexes little finger, MP joints
-hypothenar group

99
Q

Origin and insertion abductor digiti minimi

A

O: pisiform bone, tendon of carpi ulnaris
I: proximal phalanx of pinky

100
Q

Opponens digiti minimi

A

Moves the little finger across the palm to meet the thumb
-hypothenar group

101
Q

Origin and insertion opponens digiti minimi

A

O: hamate bone, flexor retinaculum
I: metacarpal bone I

102
Q

Midpalmar group

A

Occupies the space between thenar (thumb) and the hypothenar (pinky)

103
Q

PIP stands for

A

Proximal interphalangual

104
Q

DIP stands for

A

Distal interflingual

105
Q

Two joints of the humerus

A

-glenohumerical joint
-trochlear notch

human anatomy (15 decks)

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