Muscle OIA's - Exam 2 Flashcards

1
Q

Serratus Ventralis

A

O - First 8-9 Ribs
I - Scapula
A - Pulls scapula forward and rotates it upward

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2
Q

Scalenus Posterior

A

O - Cervical Vertebrae
I - Rib 2
A - Acting together, elevates rib during deep inhalation; acting singly, laterally flexes vertebral column

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3
Q

Scalenus Medius

A

O - Cervical Vertebrae
I - Rib 1
A - Acting together, elevates rib during deep inhalation; acting singly, laterally flexes vertebral column

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4
Q

Scalenus Anterior

A

O - Cervical Vertebrae
I - Rib 1
A - Acting together, elevates rib during deep inhalation; acting singly, laterally flexes vertebral column

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5
Q

Subscapularis

A

O - Scapula
I - Humerus
A - Medially rotates humerus; stabilizes shoulder

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6
Q

External Intercostal

A

O - Inferior border of rib above
I - Superior border of rib below
A - Raise rib at inhalation and thereby increase size of thoracic cavity

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7
Q

Internal Intercostal

A

O - Superior border of rib below
I - Inferior border of rib below
A - Draw adjacent ribs together and lower ribs at exhalation

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8
Q

Triceps Brachii Long Head

A

O - Scapula
I - Ulna
A - Extends Forearm

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9
Q

Triceps Brachii Lateral Head

A

O - Humerus
I - Ulna
A - Extends Forarm

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10
Q

Triceps Brachii Medial Head

A

O - Humerus
I - Ulna
A - Extends Forearm

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11
Q

Brachaillis

A

O - Humerus
I - Ulna
A - Flexes Forearm

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12
Q

Anconeus

A

O - Humerus
I - Ulna
A - Extends Forearm

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13
Q

Brachioradialis

A

O - Humerus
I - Radius
A - Flexes Forearm

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14
Q

Extensor Carpi Radialis

A

O - Humerus
I - Second Metacarpal
A -Extends Hand

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15
Q

Extensor Digitorum Communis

A

O - Humerus
I - Four Digits (fingers)
A - Extends Digits

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16
Q

Extensor Carpi Ulnaris

A

O - Humerus & Ulna
I - 5th Metacarpal
A - Extends and adducts wrist

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17
Q

Biceps Brachii

A

O - Scapula
I - Radius
A - Flexes and supinates forearm

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18
Q

Pronator Teres

A

O - Humerus & Ulna
I - Radius
A - Pronates Forearm

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19
Q

Flexor Carpi Ulnaris

A

O - Humerus & Ulna
I - Pisiform, hamate, and 5th metacarpal
A -Flexes and adducts wrist

20
Q

Palmaris Longus

A

O - Humerus
I - Radius
A - Flexes and supinates forearm

21
Q

Flexor Carpi Radialis

A

O - Humerus
I - 2nd & 3rd Metacarpals
A - Flexes and abducts wrist

22
Q

Flexor Digitorum Profundus

A

O - Ulna
I - Distal Phalanges
A - Flexes all distal phalanges

23
Q

Sartorius

A

O - Ilium
I - Tibia
A - Flexes knee; flexes thigh and rotates it laterally

24
Q

Gracilis

A

O - Pubis
I - Tibia
A - Flexes knee; adducts thigh

25
Rectus Femoris
O - Ilium I - Patella & Tibia A - Extends knee, adducts thigh
26
Vastus Medialis
O - Femur I - Patella & Tibia A - Extends Knee
27
Vastus Lateralis
O - Femur I - Patella & Tibia A - Extends Knee
28
Adductor Longus
O - Pubis I - Femur A - Adducts, rotates, and flexes femur
29
Adductor Femoris
O - Pubis & Ischium I - Femur A - Adducts, rotates, and flexes femur
30
Semimembranous
O - Ischium I - Tibia A - Flexes knee; extends thigh
31
Iliacus
O - Iliac I - Tendon of Psoas Major A - Flexes and rotates femur laterally; flexes vertebral column
32
Psoas Major
O - Lumbar Vertebrae I - Femur A - Flexes and rotates femur laterally; flexes vertebral column
33
Pectineus
O - Pubis I - Femur A - Flexes, adducts, and rotates thigh laterally
34
Gluteus Maximus
O - Ilium, Sacrum, & Coccyx I - Femur A - Extends and rotates femur laterally
35
Tensor Fascia Latae
O - Ilium I - Tibia A - Flexes and abducts femur
36
Biceps Femoris
O - Ischium & Femur I - Fibula & Tibia A - Flexes knee; extends thigh
37
Semitendinosus
O - Ischium I - Tibia A - Flexes knee; extends thigh
38
Gastrocnemius
O - Femur I - Calcaneus A - Plantar flexes (extends) foot
39
Flexor Digitorum Longus
O - Tibia I - Phalanges of 4 Outer Toes A - Flexes toes; plantar flexes and inverts foot
40
Tibialis Anterior
O - Tibia I - 1st Metatarsal & 1st Cuneiform A - Flexes foot dorsally (dorsiflexes) and inverts it
41
Soleus
O - Fibula & Tibia I - Calcaneus A - Plantar flexes (extends) foot
42
Peroneus Longus
O - Fibula (and tibia) I - 1st Metatarsal & 1st Cuneiform A - Plantar flexes and everts foot
43
Peroneus Tertius
O - Fibula I - 5th Metatarsal A - Dorsiflexes and everts foot
44
Peroneus Brevius
O - Fibula (and tibia) I - 5th Metatarsal A - Plantar flexes and everts foot
45
Extensor Digitorum Longus
O - Tibia & Fibula I - Phalanges of 4 Outer Toes A - Extends toes; dorsiflexes and everts foot