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Board Exam Content Review- musculoskeletal system > Muscle Actions > Flashcards

Muscle Actions Flashcards

1
Q

The lateral pterygoid, supra hyoid, and infra hyoid all _ the _ joint.

A

. . . All DEPRESS the TEMPRO-MANDIBULAR joint

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2
Q

The _, _ and _ pterygoid all elevate the temporomandibular joint.

A

The TEMPORALIS, MASSETER, and MEDIAL pterygoid all elevate the . . .

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3
Q

The masseter, lateral pterygoid, and medial pterygoid all _ the temporomandibular joint

A

. . All PROTRUDE the temporomandibular joint

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4
Q

_ of the TMJ is caused by the temporalis, masseter, and digastric muscles

A

RETRUSION of the TMJ is caused by . . .

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5
Q

Side to side movement of the TM joint occurs due to the _ _, _ _, _ and _ muscles.

A

Side to side movement of the TM joint occurs due to the LATERAL PYTERGOID, MEDIAL PYTERGOID, TEMPORALIS, and MASSETER muscles.

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6
Q

Name the 3 movements that the lateral pterygoid produces? Medial pterygoid? (3)

A

Lateral: (DiPS)
-Depress*, protrusion, side to side

Medial: (PEnS)

  • protrude, elevate*, side to side
  • =specific to muscle
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7
Q

The Masseter assists with which 4 movements of the TMJ?

A

PERSon

-Protrusion, elevate, retrusion, side to side

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8
Q

The _ and _ muscles are responsible for C/S flexion, rotation and lateral bending.

A

The STERNOCLEIDOMASTOID and SCALENE muscles are responsible . . .

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9
Q

The C/S flexes due to activation of _, _ _ and _ muscles.

A

Flexes due to activation of STERNOCLEIDOMASTOID, LONGUS COLLI, and SCALENES muscles

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10
Q

The _ _, _ _, _ and _ _ assist with extension, rotation and lateral bending of the cervical spine.

A

The SPLENIUS CERVICIS, ILIOCOSTALIS CERVICIS, MULTIFIDUS and LONGISSIMUS CERVICIS assist with . . .

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11
Q

Splenius cervicis, longissimus cervicis, _ _, iliocostalis cervicis, _ and _ all assist with cervical spine extension.

A

Splenius cervicis, longissimus cervicis, SEMISPINALIS CERVICIS, iliocostalis cervicis, MULTIFIDUS and TRAPEZIUS all assist with . . .

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12
Q

Sternocleidomastoid, scalenes, Splenius cervicis, longissimus cervicis, iliocostalis cervicis, multifidus, and _ _ all assist with rotation and lateral bending.

A

. . . Multifidus, and LEVATOR SCAPULAE all assist with rotation and lateral bending.

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13
Q

Which 3 muscles assist in flexion of the T/S and L/S?

A

IRE

  • Internal oblique
  • rectus abdominus
  • external oblique
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14
Q

Which 3 muscles assist in T/S and L/S extension?

A
  • erector SPINAE
  • Quadratus lumborum
  • Multifidus
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15
Q

Psoas major, QL, external and internal obliques, Multifidus, longissimus Thoracis, and rotatores all assist in T/S and L/S _ and _ _.

A

. . . All assist in T/S and L/S ROTATION and LATERAL BENDING

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16
Q

Upper trapezius and levator scapulae assist with scapular _.

A

. . .assist with scapular ELEVATION

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17
Q

Latissimus dorsi, pectoralis Major and minor, and lower trapezius assist in scapular _.

A

. . . Assist in scapular DEPRESSION

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18
Q

Scapular protraction is produced by _ _ and _ _. Scapular retraction is produced by _ _ and _.

A

Scapular protraction- SERRATUS ANTERIOR AND PECTORALIS MINOR

Scapular Retraction- MIDDLE TRAPEZIUS and RHOMBOIDS.

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19
Q

Upward rotation of the scapula is produced by the _ and _ _ and the _ _ muscles.

A

Upward rotation of the scapula is produced by the UPPER and LOWER TRAPEZIUS, and the SERRATUS ANTERIOR muscles.

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20
Q

_, _ _, and _ _ assist with downward rotation of the scapula.

A

RHOMBOIDS, LEVATOR SCAPULAE, and PECTORALIS MINOR all assist with downward rotation of the scapula.

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21
Q

What are the 3 muscle actions that occur at the scapula from pec minor?

A

PDD

  • protraction
  • depression
  • downward rotation
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22
Q

What movements at the scapula is SERRATUS anterior responsible for? (2)

A

Protraction and upward rotation

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23
Q

The lower traps assist with _ _ and _. The LEVATOR scapulae muscles assist with _ _ and _.

A

Lower traps: depression and upward rotation

Levator scapulae: elevation and downward rotation

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24
Q

What action are the anterior deltoid, coracobrachialis, pec major (clavicular head), and biceps brachii responsible for at the shoulder joint?

A

FLEXION

25
Q

What action do middle deltoid and supraspinatus perform at the shoulder?

A

ABDUCTION

26
Q

Shoulder extension is performed by the _ _, _ _, teres _, and _ _.

A

Extension is performed by the LATISSIMUS DORSI, POSTERIOR DELTOID, teres MAJOR, and TRICEPS BRACHII (long head).

27
Q

Shoulder Adduction is performed by the _ _, _ _ and teres _ muscles.

A

Adduction is performed by the PECTORALIS MAJOR, LATISSIMUS DORSI, and teres MAJOR muscles.

28
Q

The posterior deltoid, infraspinatus and teres minor all perform _ _ at the shoulder joint.

A

. . . All perform HORIZONTAL ABDUCTION at the shoulder joint

29
Q

Horizontal adduction of the shoulder is performed by _ _ and _ _.

A

Horizontal adduction is performed by the ANTERIOR DELTOID and PECTORALIS MAJOR

30
Q

External or lateral rotation of the shoulder is performed by _ _, _ and _ _.

A

ER of the shoulder is performed by POSTERIOR DELTOID, INFRASPINATUS, and TERES MINOR.

31
Q

Subscapularis, teres major, pec major, latissimus dorsi and anterior Deltoid all act as _ or _ _ at the shoulder.

A

. . . All act as MEDIAL or INTERNAL rotators AT THE SHOULDER JOINT

32
Q

Which 3 muscles flex the elbow? Extend the elbow (2)?

A

Flex the elbow
-biceps brachii, brachioradialis, brachialis

Extend the elbow
-triceps brachii, anconeus

33
Q

Which 2 muscles perform elbow supination? Elbow pronation?

A

Supination
-supinator and biceps brachii

Pronation
-pronator teres and pronator quadratus

34
Q

What 3 muscles flex the wrist joint?

A

Flexor carpi Radialis
Flexor carpi ulnaris
Palmaris longus

35
Q

Which 3 muscles extend the wrist?

A

Extensors carpi Radialis brevis and longus

Extensors carpi ulnaris

36
Q

Which 5 muscles assist in radial deviation? Which 2 assist in ulnar deviation?

A

Radial (FEEEE)
-flexor carpi Radialis, extensor carpi Radialis brevis and longus, and extensor pollicis longus and brevis

Ulnar
-flexor carpi ulnaris, extensor carpi ulnaris

37
Q

Which 5 muscles perform finger flexion?

A

Flexor digitorum profundus and superficialis
Flexor digiti minimi
Interossei
Lumbricals

38
Q

Which 3 muscles extend the fingers?

A

Extensor digitorum (AKA extensor digitorum communis)
Extensor digiti minimi
Extensor indicis

39
Q

Which 2 muscles perform finger abduction? Which ones assists with adduction of the fingers?

A

Abduction
-dorsal interossei and abductor digiti minimi

Adduction
-palmar interossei

40
Q

Which 3 muscles flex the thumb? Extend the thumb?

A

Flex

  • flexor pollicis brevis and longus
  • opponens pollicis

Extend

  • extensor pollicis brevis and longus
  • abductor pollicis longus
41
Q

Which 2 muscles perform thumb abduction? Which 1 performs thumb Adduction?

A

ABduction
-abductor pollicis brevis and longus

ADDuction
-Adductor pollicis

42
Q

Which 4 muscles perform thumb opposition?

A

Opponens pollicis
Opponens digiti minimi
Flexor pollicis brevis
Abductor pollicis brevis

43
Q

Which motion is performed by the Iliopsoas, sartorius, rectus femoris, and pectineus muscles?

A

Hip flexion

44
Q

Which 5 muscles assist with hip extension?

A

Gluteus medius and Maximus
Semitendinosis
Semimembranosis
Biceps femoris

45
Q

Which action does gluteus medius and minimus, piriformis, Obturator internus and TFL all assist with?

A

Hip ABDUCTION

46
Q

Which 4 muscles assist in hip Adduction?

A

Adductor Magnus, longus and brevis

Gracilis

47
Q

TFL, Gluteus medius and minimus, pectineus, and adductor longus all assist with which movement?

A

Medial (Internal) rotation

48
Q

Gluteus Maximus, Obturator internus and externals, piriformis, gemellus superior and inferior and sartorius all assist with?

A

All assist with lateral rotation/ ER

49
Q

Which muscle is both and IR and an ER depending upon the amount of hip flexion?

A

Piriformis

50
Q

Biceps femoris, semitendinosis, semimembranosis and sartorius all assist with _ _.

A

. . . All assist with KNEE FLEXION

51
Q

Which 4 muscles perform knee extension?

A

Rectus Femoris

Vastus lateralis, medialis and intermedius

52
Q

Tibialis posterior, gastrocnemius, Soleus, peroneus/ Fibularis longus and brevis, plantaris and flexor hallucis all assist with _ _.

A

All assist with PLANTAR FLEXION

53
Q

Which 4 muscles perform Dorsiflexion of the ankle?

A

PETE

  • peroneus/ Fibularis tertius
  • extensor hallucis longus
  • tibialis anterior
  • extensor digitorum longus
54
Q

Which 3 muscles perform ankle inversion? Which 3 perform eversion?

A

Inversion
-tibialis posterior and anterior, flexor digitorum longus

Eversion
-peroneus/ Fibularis longus, brevis, and tertius

55
Q

What are the 5 muscles that flex the toes? What are the 2 muscles that flex the big toe?

A

Toe flexion
-flexor digitorum brevis and longus, flexor digiti minimi brevis, quadratus plantae, lumbricals

Big toe flexion
-flexor hallucis longus and brevis

56
Q

What 3 muscles perform toe extension? Which 2 perform big toe extension?

A

Toe extension
-extensor digitorum longus and brevis, lumbricals

Big Toe extension
-extensor hallucis longus and brevis

57
Q

Which 2 muscles assist with toe abduction? Which 1 with toe Adduction?

A

Toe ABducton
-abductor digiti minimi, dorsal interossei

Toe ADDuction
-plantar interossei

58
Q

Which muscles perform big toe abduction? Adduction?

A

ABduction
-abductor hallucis

ADDuction
-adductor hallucis

Board Exam Content Review- musculoskeletal system (3 decks)

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