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“Movers and Shakers”. A useful website www.rci.rutgers.edu/.../APFallLect15.html.

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Presentation on theme: "“Movers and Shakers”. A useful website www.rci.rutgers.edu/.../APFallLect15.html."— Presentation transcript:

1 “Movers and Shakers”

2 A useful website

3 Head and Neck Muscle

4 Muscles of Facial Expression Name of the Muscle Action/s Frontalis Wrinkles the forehead Elevates eyebrows Corrugator supercilii Draws eyebrows to midline Orbicularis oculi Closes the eye Buccinator Compresses cheek

5 Muscles of Facial Expression Name of the Muscle Action/s Zygomaticus Elevates corner of the mouth Risorius Draws corner of mouth laterally Mentalis Protrudes lower lip Platysma Depresses mandible and lower lip

6 Muscles of Facial Expressions Frontalis

7

8 Corrugator supercilii

9 Orbicularis oculi

10

11 Orbicularis oris

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13 Buccinator

14

15 Zygomaticus

16

17 Risorius

18

19 Mentalis

20

21 Platysma

22

23 Bell’s Palsy (Facial Paralysis)

24 Muscles of Mastication Name of the Muscle Action/s Masseter Elevates the mandible Temporalis

25 Muscles of Mastication

26 Posterior Muscles of the Neck Name of the Muscle Action/s Sternocleidomastoid Rotates head, flexes neck Trapezius Moves shoulder: adducts and elevates

27 Posterior Muscles of the Neck Trapezius Sternocleidomastoid

28 Sternocleidomastoid

29

30 Suprahyoid Muscles Name of the Muscle Action/s Diagastric Opens mouth, elevates hyoid Mylohyoid Elevates hyoid and floor of mouth Geniohyoid Elevates hyoid and protracts the tongue Genioglossus Protracts the tongue Styloglossus Retracts and elevates tongue Stylohyoid

31 Suprahyoid Muscles Digastric

32 Mylohyoid

33

34 Infrahyoid Muscles Name of the Muscle Action/s Sternohyoid Depresses hyoid Sternothyroid Depresses thyroid cartilage Thyohyoid Depresses hyoid bone, elevates larynx

35 Infrahyoid Muscles

36 Muscles of the Body wall

37 Muscles of the Thorax

38 Muscles of Respiration Name of the Muscle Action/s External intercostals Elevate ribs (Inspiration) Internal intercostals Depress ribs (Expiration) Diaphragm Chief muscle of inspiration

39 Muscles of Respiration

40

41 Abdominal Wall Muscles Name of the Muscle Action/s Rectus abdominis Flexes vertebral column, compresses abdomen External oblique abdominis Compresses abdomen, lateral trunk rotation Internal oblique abdominis Compresses abdomen, lateral trunk rotation Transversus abdominis Compresses abdomen, lateral trunk rotation

42 Abdominal Wall Muscles

43

44 Muscles of the Posterior Thorax Name of the Muscle Action/s Serratus anterior Pulls scapula forward and down Levator scapulae Elevates scapula Rhomboideus major and minor Adduct scapula Trapezius Moves shoulder: adducts and elevates

45 Muscles of the Posterior Thorax

46

47 Muscles of the Shoulder Name of the Muscle Action/s Pectoralis major Flexes, adducts, and rotates arm Pectoralis minor Pulls scapula forward and down Deltoid Abducts arm

48 Muscles of the Shoulder Name of the Muscle Action/s Lattisimus dorsi Extends, adducts, and rotates arm medially Teres major Extends, adducts, and rotates arm medially Teres minor Rotates arm medially

49 Muscles of the Shoulder Deltoid

50

51 Muscles of the Arm Name of the Muscle Action/s Biceps brachii Flexes forearm Brachialis Brachioradialis

52 Muscles of the Forearm Name of the Muscle Action/s Pronator teres Pronates forearm Supinator Supinates forearm Triceps bracii Extends forearm

53 Muscles of the Arm

54 Biceps brachii Brachialis

55 Teres minor Infraspinatus Supraspinatus Triceps brachii

56 Muscles of the forearm Name of the Muscle Action/s Flexor carpi radialis Flexes and abducts the wrist Flexor carpi ulnaris Flexes and adducts the wrist Flexor digitorum superficialis and profundus Flex the wrist and digits

57 Muscles of the forearm Name of the Muscle Action/s Extensor carpi radialis longus Extends wrist Extensor carpi ulnaris Extends wrist Extensor digitorum Extends wrist and digits

58

59 Muscles of the Forearm

60

61 Muscles of the Hip

62 Muscles of the Gluteal Region Name of the Muscle Action/s Gluteus maximus Extends and rotates thigh laterally Gluteus medius Abducts and rotates thigh medially Gluteus minimus Abducts and rotates thigh medially Tensor fasciae latae Abducts and rotates thigh medially

63 Muscles of the Gluteal Region

64

65 Adductors Name of the Muscle Action/s Adductor longus Flexes, adducts, and rotates thigh medially Adductor brevis Flexes, adducts, and rotates thigh Adductor magnus Flexes, adducts, and rotates thigh

66 Adductors

67 Muscles of the Thigh

68 Flexors (Hamstrings) Name of the Muscle Action/s Gracilis Flexes leg and adducts thigh Sartorius Flexes leg and thigh, and abducts and rotates thigh Biceps femoris Flexes leg and extends and adducts thigh Semimembranosus Flexes leg and extends and adducts thigh, medially rotates thigh Semitendinosus

69 Flexors (Hamstrings)

70 Extensors (Quadriceps) Name of the Muscle Action/s Rectus femoris Extend leg, and flex thigh Vastus medialis Extend leg Vastus lateralis Extend leg Vastus intermedius Extend leg

71 Extensors (Quadriceps)

72 Muscles of the Leg

73 Muscles that move the foot Name of the Muscle Action/s Gastrocnemius Planter flexes foot Soleus Peroneus longus Planter flexes and everts Peroneus brevis Planter flexes and everts Peroneus tertius Dorsiflexes and everts Tibialis anterior Dorsiflexes and inverts

74 Muscles that move the foot

75

76 Muscles that move the toes Name of the Muscle Action/s Flexor digitorum longus Flexes the toes Extensor digitorum longus Extends the toes

77 Muscles that move the Toes

78 Got “Movements” Got “Movements”

79

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83

84

85

86

87 Quadriplegia due to Spinal cord injury

88 Paralysis

89 Myesthenia gravis

90


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