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MAP > Muscles > Flashcards

Muscles Flashcards

1
Q

Trapezius (Middle Division)

A

Origin: Spinous processes T1-T5
Insertion: Spine of scapula
Action: Elevates scapula

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2
Q

Trapezius (Upper Division)

A

Origin: Occipital protuberance, superior nuchal line
Insertion: Lateral clavicle, acromion process
Action: Elevates, rotates scapula

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3
Q

Trapezius (Lower Division)

A

Origin: Spinous process T6-T12
Insertion: spine of scapula
Action: Depress, retract scapula

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4
Q

Deltoid (Middle)

A

Origin: Acromion process
Insertion: Deltoid tuberosity
Action: Abduction

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5
Q

Deltoid (Anterior)

A

Origin: Lateral clavicle
Insertion: Deltoid tuberosity
Action: Abduction, horizontal flexion, medial rotation

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6
Q

Deltoid (Posterior)

A

Origin: Spine of scapula
Insertion: Deltoid tuberosity
Action: Abduction, horizontal extension, lateral rotation

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7
Q

Pectoralis Major (Sternal division)

A

Origin: Sternum to 7th rib
Insertion: Intertubercular sulcus, greater tubercle
Action: Adduction, medial rotation, horizontal flexion,

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8
Q

Coracobrachialis

A

Origin: Coracoid process
Insertion: Middle of humerus
Action: Horizontal flexion, adduction

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9
Q

Pectoralis Major (Clavicular division)

A

Origin: Mid clavicle
Insertion: Intertubercular sulcus, greater tubercle
Action: Shoulder and horizontal flexion, medial rotation

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10
Q

Teres Major

A

Origin: Inferior angle
Insertion: Intertubercular sulcus of humerus
Action: Medially rotates humerus, shoulder extension

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11
Q

Latissimus Dorsi

A

Origin: Spinous processes of T6-L5, sacrum, ilium
Insertion: Intertubercular sulcus
Action: Extension, Medially rotates humerus

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12
Q

Infraspinatus

A

Origin: Infraspinous fossa of scapula
Insertion: Greater tubercle
Action: Lateral rotation of humerus

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13
Q

Supraspinatus

A

Origin: Supraspinous fossa
Insertion: Greater tubercle
Action: Abduction of humerus

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14
Q

Subscapularis

A

Origin: subscapular fossa
Insertion: Lesser tubercle
Action: Medial rotation of humerus

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15
Q

Teres Minor

A

Origin: Lateral border of scapula
Insertion: Greater tubercle
Action: Lateral rotation of humerus

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16
Q

Triceps Brachii

A

Origin: Infraglenoid tubercle, lateral surface of humerus, posterior surface of humerus
Insertion: olecranon process of ulan
Action: forearm extension

17
Q

Biceps Brachii

A

Origin: Supraglenoid tubercle, coracoid process
Insertion: Radial tuberosity
Action: Supinates, flexes forearm

18
Q

Sternocleidomastoid

A

Origin: manubrium, clavicle
Insertion: Mastoid process, superior nuchal line
Action: Flexes neck, rotates head

19
Q

Gluteus Medius

A

Origin: Iliac crest
Insertion: Greater trochanter
Action: Abducts femur, meidal rotation

20
Q

Gluteus Maximus

A

Origin: ilium, sacrum, coccyx
Insertion: Gluteal tuberosity of femur
Action: Thigh extension, Abduction, lateral rotation of hip

21
Q

Gluteus Minimus

A

Origin: ilium,
Insertion: Greater trochanter
Action: Abducts femur, medially rotates

22
Q

Gracilis

A

Origin: symphysis pubis
Insertion: Anterior medial shaft of tibia
Action: Adducts, medially rotates thigh, knee flexion

23
Q

Sartorius

A

Origin: Anterior superior iliac spine
Insertion: Shaft of tibia
Action: Flexes, abducts, laterally rotates thigh

24
Q

Semitendinosus

A

Origin: Ischial tuberosity
Insertion: meidal condyle of tibia
Action: knee flexes, medially rotates, adducts

25
Q

Biceps Femoris

A

Origin: Ischial tuberosity, Linea aspera
Insertion: Head of fibula, lateral condyle of tibia
Action: Flexion, lateral rotation at knee, hip extension, adduct

26
Q

Rectus Femoris

A

Origin: iliac spine, acetabulum
Insertion: Patella to tibial tuberosity
Action: knee extension, hip flexion

27
Q

Semimembranosus

A

Origin: ischial tuberosity
Insertion: medial condyle of tibia
Action: Knee flexes, medially rotates leg at knee, extends, adducts

28
Q

Vastus Medialis

A

Origin: linea aspera
Insertion: Patella, tibial tuberosity
Action: Extend leg at knee

29
Q

Vastus Lateralis

A

Origin: Greater trochanter, linea aspera
Insertion: Patella to tibial tuberosity
Action: Knee extension

30
Q

Vastus Intermedius

A

Origin: linea aspera
Insertion: Patella to tibial tuberosity
Action: Extend leg at knee

31
Q

Soleus

A

Origin: Head fibula
Insertion: Calcaneus by achilles tendon
Action: Plantar flexion, inversion

32
Q

Gastrocnemuis

A

Origin: Lateral condyle, medial condyle of femur
Insertion: calcaneus by achillies
Action: Plantar flexion, inversion

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