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Anatomy > Human Muscle Identification: Origins and Functions > Flashcards

Human Muscle Identification: Origins and Functions Flashcards

1
Q

Latissimus dorsi

A

O -
Sacral, lumbar, and lower thoracic vertebrae
Pelvis
Ribs
F -
Extension of shoulder
Adduction and medial rotation of arm
Depression and retraction of shoulder

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2
Q

Trapezius

A

O -
Occipital bone
C7 and all thoracic vertebrae
F -
Rotation and retraction of scapula
Superior portion elevates scapula
Inferior portion depresses scapula

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3
Q

Deltoid

A

O -
Scapula
Clavicle
F -
Lateral portion abducts arm
Anterior portion flexes shoulder
Posterior portion extends shoulder

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4
Q

Biceps brachii

A

O -
Scapula
F -
Flexion of the elbow
Supination of the forearm and hand

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5
Q

Triceps brachii

A

O -
Scapula
Humerus
F -
Extension of elbow

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6
Q

Brachioradialis

A

O -
Humerus
F -
Flexion of elbow

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7
Q

Pectoralis major

A

O -
Clavicle
Sternum
Ribs
F -
Flexion of shoulder
Adduction and medial rotation of the arm

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8
Q

Serratus anterior

A

O -
Ribs
F -
Protraction and rotation of scapula

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9
Q

Rectus abdominis

A

O -
Pelvis
F -
Compression of abdomen
Flexion of vertebral column

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10
Q

External oblique

A

O -
Ribs
F -
Compression of abdomen
Flexion and rotation of vertebral column

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11
Q

Gluteus maximus

A

O -
Pelvis
F -
Abduction and medial rotation of thigh

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12
Q

Rectus femoris

A

O -
Pelvis
F -
Extension of knee
Flexion of hip

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13
Q

Vastus lateralis

A

O -
Femur
F -
Extension of knee

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14
Q

Vastus medialis

A

O -
Femur
F -
Extension of knee

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15
Q

Biceps femoris

A

O -
Pelvis
Femur
F -
Flexion of knee
Lateral rotation of leg
Extension of hip

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16
Q

Semitendinosus

A

O -
Pelvis
F -
Flexion of knee
Medial rotation of leg
Extension of hip

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17
Q

Semimembranosus

A

O -
Pelvis
F -
Flexion of knee
Medial rotation of leg
Extension of hip

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18
Q

Gastrocnemius

A

O -
Femur
F -
Plantar flexion of foot
Flexion of knee

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19
Q

Frontalis

A

O -
Occipital bone
F -
Elevation of eyebrows

20
Q

Occipitalis

A

O -
Occipital bone
F -
Elevation of eyebrows

21
Q

Masseter

A

O -
Zygomatic bone
F -
Elevation and protraction of mandible

22
Q

Sternocleidomastoid

A

O -
Sternum
Clavicle
F -
One-sided contraction: Rotation of head
Simultaneous contraction: Flexion of the head

23
Q

Temporalis

A

O -
Temporal bone
F -
Elevation and retraction of the mandible

24
Q

Orbicularis oculi

A

O -
Maxilla
Frontal bone
F -
Closes eye

25
Q

Zygomaticus

A

O -
Zygomatic bone
F -
Elevation of the corner of the mouth

26
Q

Buccinator

A

O -
Maxilla
Mandible
F -
Compression of cheeks

27
Q

Orbicularis oris

A

O -
Muscles near the mouth
F -
Closes and protrudes lips

28
Q

Platysma

A

O -
Fascia in upper chest
F -
Depression of lower lip and angle of the mouth

29
Q

Digastric

A

O -
Mandible
Temporal bone
F -
Opening of mouth
Depression of mandible

30
Q

Sternothyroid

A

O -
Manubrium of sternum
F -
Depression of larynx and hyoid bone

31
Q

Sternohyoid

A

O -
Manubrium
Clavicle
F -
Depression of larynx and hyoid bone if mandible is fixed

32
Q

Mylohyoid

A

O -
Mandible
F -
Elevation of hyoid bone
Elevation of the floor of the mouth

33
Q

Flexor digitorum superficialis

A

O -
Humerus
Ulna
Radius
F -
Flexion of wrist and joints of fingers

34
Q

Flexor carpi ulnaris

A

O -
Humerus
Ulna
F -
Flexion of wrist
Adduction of hand

35
Q

Flexor carpi radialis

A

O -
Humerus
F -
Flexion of wrist
Abduction of hand

36
Q

Extensor carpi ulnaris

A

O -
Humerus
Ulna
F -
Extension of wrist
Adduction of hand

37
Q

Extensor digitorum

A

O -
Humerus
F -
Extension of joints of the fingers

38
Q

Extensor carpi radialis longus

A

O -
Humerus
F -
Extension of wrist
Abduction of hand

39
Q

Fibularis longus

A

O -
Tibia
Fibula
F -
Plantar flexion and eversion of the foot
Supports arch

40
Q

Tibialis anterior

A

O -
Tibia
F -
Dorsiflexion and inversion of foot

41
Q

Extensor digitorum longus

A

O -
Tibia
Fibula
F -
Dorsiflexion of foot
Extension of toes

42
Q

Soleus

A

O -
Fibula
Tibia
F -
Plantar flexion of foot

43
Q

Gracilis

A

O -
Pelvis
F -
Adduction of thigh
Flexion of knee

44
Q

Gluteus medius

A

O -
Pelvis
F -
Abduction and medial rotation of thigh

45
Q

Tensor fascia latae

A

O -
Pelvis
F -
Abduction of thigh
Flexion of hip
Medial rotation of thigh

46
Q

Sartorius

A

O -
Pelvis
F -
Flexion of knee
Flexion of hip
Abduction and lateral rotation of thigh
Medial rotation of leg

47
Q

Adductor longus

A

O -
Pelvis
F -
Adduction of thigh
Flexion of hip

Anatomy (10 decks)

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