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ZOOLOGY LAB > origin and insertion of muscles > Flashcards

origin and insertion of muscles Flashcards

(86 cards)

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1
Q

8 SUPERFICIAL MUSCLES UNDER THE LOWER JAW, CHEST AND ABDOMEN

A

MYLOHYOID
ANTERIOR PECTORALIS
MIDDLE PECTORALIS
POSTERIOR PECTORALIS
DELTOID
BICEPS BRACHII
RECTUS ABDOMINIS
EXTERNAL OBLIQUE

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2
Q

origin of mylohyoid

A

lower

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3
Q

insertion of mylohyoid

A

median line

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4
Q

action of mylohyoid

A

Raises the floor of
the mouth

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5
Q

origin of anterior pectoralis

A

coracoracoid and epicoracoid

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6
Q

insertion of anterior pectoralis

A

humerus

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7
Q

origin of middle pectoralis

A

Sternum and
Xiphisternum

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8
Q

insertion of middle pectoralis

A

humerus

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9
Q

action of middle pectoralis

A

Draws the arm
towards the chest

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10
Q

origin of posterior pectoralis

A

rectus abdominis

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11
Q

insertion of posterior pectoralis

A

humerus

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12
Q

action of posterior pectoralis

A

Draws the arm
towards the chest

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13
Q

origin of deltoid

A

median line

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14
Q

insertion of deltoid

A

humerus

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15
Q

action of deltoid

A

Pulls the arm
forward

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16
Q

origin of biceps brachii

A

Episternum

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17
Q

insertion of biceps brachii

A

Radio-ulna

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18
Q

action of biceps brachii

A

Flexes the forearm

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19
Q

origin of RECTUS ABDOMINIS

A

pubis

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20
Q

insertion of RECTUS ABDOMINIS

A

sternum

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21
Q

action RECTUS ABDOMINIS

A

Supports the
abdomen and holds
the sternum

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22
Q

origin of external oblique

A

Rectus abdominis
and Dorsal fascia

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23
Q

insertion of external oblique

A

linea alba

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24
Q

action of external oblique

A

Compresses the
abdomen

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25
5 SUPERFICIAL MUSCLES OF THE HEAD AND BACK
MASSETER DEPRESSOR MANDIBULARIS TEMPORALIS LATISSIMUS DORSI LONGISSIMUS DORSI
26
origin of masseter
Tympanic ring
27
insertion of masseter
Lower jaw posterior to the temporalis
28
action of masseter
Closes the mouth
29
origin of DEPRESSOR MANDIBULARIS
Tympanic ring and Dorsal fascia
30
insertion of depressor mandibularis
lower jaw
31
action of DEPRESSOR MANDIBULARIS
Opens the mouth
32
origin of temporalis
Side of the skull between eye and tympanic ring
33
insertion of temporalis
Near the posterior of the lower jaw
34
action of temporalis
Closes the mouth
35
origin of LATISSIMUS DORSI
Dorsal fascia
36
insertion of LATISSIMUS DORSI
Humerus
37
action of LATISSIMUS DORSI
Swings the forearm outward and upward
38
origin of LONGISSIMUS DORSI
Sacral vertebra and illium
39
insertion of LONGISSIMUS DORSI
Suprascapula and dorsal fascia
40
action of LONGISSIMUS DORSI
Raises the back
41
4 MUSCLES OF THE THIGH AND SHANK ON THE DORSAL SIDE OF THE THIGH
TRICEPS FEMORIS SEMIMEMBRANOSUS BICEPS FEMORIS SEMITENDINOSUS
42
origin of triceps femoris
Pelvic girdle
43
insertion of triceps femoris
tibio-fibula
44
action of triceps femoris
Adducts the thigh and extends the shank
45
origin of semimembranosus
Ischium
46
insertion of SEMIMEMBRANOSUS
Tibio-fibula
47
action of SEMIMEMBRANOSUS
Adducts the thigh and flexes the shank
48
origin of BICEPS FEMORIS
ischium
49
insertion of BICEPS FEMORIS
Tendon on the knee and fascia of the shank
50
action of biceps femoris
Adducts the thigh and flexes the legs
51
origin of SEMITENDINOSUS
ischium
52
insertion of SEMITENDINOSUS
tibio-fibula
53
action of SEMITENDINOSUS
Adducts the femur and flexes the legs
54
5 MUSCLES ON THE VENTRAL SIDE OF THE THIGH
SARTORIUS ADDUCTOR LONGUS ADDUCTOR MAGNUS GRACILIS MAJOR/RECTUS INTERNUS MAJOR GRACILIS MINOR/RECTUS INTERNUS MINOR
55
origin of sartorius
Ilium
56
insertion of sartorius
Tibio-fibula
57
action of sartorius
Flexes the shank and adducts the thigh
58
origin of ADDUCTOR LONGUS
Ilium
59
insertion of ADDUCTOR LONGUS
Femur
60
action of ADDUCTOR LONGUS
Pulls the thigh forward and ventrad
61
origin of ADDUCTOR MAGNUS
Ischium and Pubis
62
insertion of ADDUCTOR MAGNUS
Femur
63
action of ADDUCTOR MAGNUS
Adducts the thigh and leg
64
origin of GRACILIS MAJOR/RECTUS INTERNUS MAJOR
Ischium
65
insertion of GRACILIS MAJOR/RECTUS INTERNUS MAJOR
Tibio-fibula
66
action of GRACILIS MAJOR/RECTUS INTERNUS MAJOR
Flexes the shank and adducts the thigh
67
origin of GRACILIS MINOR/RECTUS INTERNUS MINOR
ischium
68
insertion of GRACILIS MINOR/RECTUS INTERNUS MINOR
tibio-fibula
69
action of GRACILIS MINOR/RECTUS INTERNUS MINOR
Flexes the shank and adducts the thigh
70
3 MUSCLES ON THE DORSAL SIDE OF THE SHANK
GASTROCNEMIUS TIBIALIS ANTICUS PERONEUS
71
origin of GASTROCNEMIUS
femur
72
insertion of GASTROCNEMIUS
Tendon of Achilles
73
action of gastrocnemius
Extends the foot and flexes the shank
74
origin of TIBIALIS ANTICUS
femur
75
insertion of TIBIALIS ANTICUS
tibiale and fibulare
76
action of tibiale and fibulare
Extends the leg and flexes the foot
77
origin of PERONEUS
Femur
78
insertion of peroneus
Tibio-fibula and Fibulare
79
action of peroneus
Draws the shank against the thigh, extends and twists the foot
80
2 MUSCLES ON THE VENTRAL SIDE OF THE SHANK
TIBIALIS POSTICUS EXTENSOR CRURIS
81
origin of TIBIALIS POSTICUS
femur
82
insertion of TIBIALIS POSTICUS
astragsalus
83
action of TIBIALIS POSTICUS
Flexes and twists the ankle
84
origin of EXTENSOR CRURIS
femur
85
insertion of EXTENSOR CRURIS
tibio-fibula
86
action of EXTENSOR CRURIS
Extends the shank

ZOOLOGY LAB (7 decks)

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