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Anatomy Lab 1-20 > Upper Limb 2 > Flashcards

Upper Limb 2 Flashcards

1
Q

Concentric action

A

Shortening muscle

Role: Against

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2
Q

Eccentric action

A

Lengthening muscle

Role: Antagonist

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3
Q

Isometric action

A

Maintaining length

Role: Synergist/stabilizer

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4
Q

Pulling forward movement of the scapula?

A

Protraction

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5
Q

Moving backwards movement of the scapula?

A

Retraction

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6
Q

Lifting up movement of the scapula?

A

Elevation

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7
Q

Moving downwards movement of the scapula?

A

Depression

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8
Q

Moving upwards/downwards (circular) movement of the scapula?

A

Rotation

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9
Q

Movements of the shoulder?

A

Flexion, extension, abduction, adduction, rotation (med. & lat.)

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10
Q

Movements of the elbow?

A

Flexion, extension

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11
Q

Movements of the forearm?

A

Supination, pronation

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12
Q

Movements of the wrist?

A

Flexion, extension, abduction, adduction

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13
Q

Movements of the Metacarpophalangeal (fingers)?

A

Flexion, extension, abduction, adduction

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14
Q

Movements of the interphalangeal?

A

Flexion, extension

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15
Q

Movements of the metacarpophalangeal (thumb)?

A

Flexion, extension, abduction, adduction, opposition

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16
Q

Muscles of the pectoral girdle

A

Trapezius, pectoralis minor

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17
Q

Muscles of the shoulder

A

Deltoid, pectorals major, biceps brachii, triceps brachii

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18
Q

Muscles of the elbow

A

Biceps brachii, triceps brachii

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19
Q

Muscles of the forearm

A

Biceps brachii, supinator, pronator teres, pronator quadratus

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20
Q

Muscles of the wrist

A

Flexor carpi radialis, flexor carpi ulnaris, palmaris longus, extensor carpi radialis longus, extensor carpi radialis brevis, extensor carpi ulnas

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21
Q

Muscles of the hand & fingers

A

Extrinsic & intrinsic muscles

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22
Q

Trapezius muscle: anatomical location?

A

Posterior

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23
Q

Trapezius muscle: muscle shape?

A

Large, trapezoid shape

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24
Q

Trapezius muscle: attachments to what bones?

A

Base of skull & vertebrae -> clavicle & scapula

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25
Q

Trapezius muscle: functions?

A

Elevation (upper fibers)
Depression (lower fibres)
Retraction (middle fibres)

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26
Q

Pectoralis Minor Muscle: anatomical location?

A

Anterior

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27
Q

Pectoralis Minor Muscle: attachments to what bones?

A

Ribs (anterior surface 3-5) -> scapula (coracoid process)

28
Q

Pectoralis Minor Muscle: function?

A

Protraction (of the scapula)

29
Q

Deltoid muscle: anatomical location?

A

Lateral

30
Q

Deltoid muscle: muscle shape?

A

Triangular

31
Q

Deltoid muscle: attachments to what bones?

A

Scapula (posterior), clavicle (anterior), humerus (deltoid tuberosity)

32
Q

Deltoid muscle: function?

A

Flexion (anterior fibres)
Abduction (middle/lat. fibres)
Extension (posterior fibers)

33
Q

Pectoralis Major muscle: anatomical location?

A

Anterior

34
Q

Pectoralis Major muscle: attachments to what bones?

A

Sternum, clavicle, ribs -> humerus (lateral shaft)

35
Q

Pectoralis Major muscle: function?

A

Flexion, Med, rotation, adduction (of the arm, at the shoulder joint)

36
Q

Biceps brachii muscle (shoulder): anatomical location?

A

Anterior (two heads)

37
Q

Biceps brachii muscle (shoulder): function?

A

Flexion (accessory) - of the arm, at the shoulder joint

38
Q

Triceps brachii muscle (shoulder): anatomical location?

A

Posterior (two heads)

39
Q

Triceps brachii muscle (shoulder): function?

A

Extension, adduction - accessory

of the arm, at the shoulder joint

40
Q

Biceps brachii muscle: anatomical location?

A

Anterior (two heads)

41
Q

Biceps brachii muscle (elbow): attachments for what bones?

A

Scapula (supraglenoid tubercle, coracoid process) -> radius (radial tuberosity)

42
Q

Biceps brachii muscle (elbow): function?

A

Flexion (of the forearm, at the elbow)

43
Q

Triceps brachii muscle (elbow): anatomical location?

A

Posterior - three heads

44
Q

Triceps brachii muscle (elbow): attachments for what bones?

A

Scapula (infraglenoid tubercle), humerus (shaft) -> ulna (olecranon process)

45
Q

Triceps brachii muscle (elbow): function?

A

Extension (of the forearm, at the elbow)

46
Q

Biceps brachii muscle (forearm): crosses what joint?

A

Proximal radio-ulnar joint

47
Q

Biceps brachii muscle (forearm): attachments for what bones?

A

Scapula (supraglenoid tubercle, coracoid process) -> radius (radial tuberosity)

48
Q

Biceps brachii muscle (forearm): function?

A

Supination (of the forearm, at the radio-ulnar joint)

49
Q

Supinator muscle: anatomical location?

A

Anterior, proximal

50
Q

Supinator muscle: attachments for what bones?

A

Humerus (lateral) -> radius (medial, supinator crest)

51
Q

Supinator muscle: function?

A

Supination (accessory) - of the forearm, at the radio-ulnar joints

52
Q

Pronator teres muscle: anatomical location?

A

Anterior, proximal

53
Q

Pronator teres muscle: attachments for what bones?

A

Humerus (medial) -> radius

54
Q

Pronator quadratus muscle: anatomical location?

A

Anterior, Distal

55
Q

Pronator quadratus muscle: attachments for what bones?

A

Ulna -> radius

56
Q

Pronator quadratus & teres muscle: function?

A

Pronation (of the forearm, at the radio-ulnar joints)

57
Q

Flexor muscle group: anatomical location?

A

Anterior of the forearm, superior

58
Q

Flexor muscle group (wrist)?

A

Extensor carpi radialis longus
Extensor carpi radialis brevis
Extensor carpi ulnaris

59
Q

Flexor muscle group (wrist): attachment for what bones?

A

Humerus (lateral epicondyle) -> metacarpals

60
Q

Flexor muscle group (wrist): functions?

A

Extension (wrist)

Abduction/adduction (wrist)

61
Q

Wrist Abduction uses what muscles?

A

Lateral Muscles

  • Flexor carpi radialis
  • Extensor carpi radialis longus
  • Extensor carpi radialis brevis
62
Q

Wrist Adduction uses what muscles?

A

Medial Muscles

  • Flexor carpi ulnaris
  • Extensor carpi ulnaris
63
Q

Extrinsic hand muscles: attaches to?

A

Originate in the forearm

Insert (tendons) in the hand

64
Q

Extrinsic hand muscles: function?

A

Forceful gripping (power grip)

65
Q

Intrinsic hand muscles: attaches to?

A

Originate and insert entirely in the hand

66
Q

Intrinsic hand muscles: function?

A

Precision movement (precision grip)

Anatomy Lab 1-20 (22 decks)

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