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HPU Anatomy > Unit 3 Exam OIAIs > Flashcards

Unit 3 Exam OIAIs Flashcards

1
Q

Trapezius

A

Origin: Nuchal Line of Occipital & Spinous processes of C7-T12
Insertion: Acromion, Scapular Spine, posterior aspect of lateral clavicle
Action: Retract, Rotate, and Depress Scapula
Innervation: Spinal Accessory (CN XI)

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2
Q

Latissimus Dorsi

A

Origin: Spinous processes of T7-L5, Thoracolumbar fascia, Iliac Crest
Insertion: Inferior angle of scapula & intertubercular sulcus
Action: Extend, Adduct, and Internally Rotate Shoulder
Innervation: Thoracodorsal n.

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3
Q

Teres Major

A

Origin: Inferior angle of scapula
Insertion: Intertubercular sulcus
Action: Adduct, Extend, & Internally Rotate Shoulder
Innervation: Lower subscapular n.

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4
Q

Levator Scapulae

A

Origin: Transverse processes of C1-C4
Insertion: Superior aspect of medial scapular border
Action: Elevate scapula & Inferiorly tilt glenoid
Innervation: Dorsal scapular n.

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5
Q

Rhomboids

A

Origin: Spinous processes C7-T5
Insertion: Medial Scapular border below spine
Action: Retract scapula & Rotate glenoid inferiorly
Innervation: Dorsal Scapular n.

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6
Q

Serratus Anterior

A

Origin: Lateral most aspect of ribs 1-9
Insertion: Ventral surface/Medial border of scapula
Action: Protract scapula & Superiorly tilt glenoid
Innervation: Long thoracic n.

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7
Q

Deltoid

A

Origin: Scapular spine, Acromion, Superolateral clavicle
Insertion: Deltoid Tuberosity
Action: Flexion, Extension, & Abduction of arm
Innervation: Axillary n.

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8
Q

Teres minor

A

Origin: Lateral border of scapula
Insertion: Posterior/inferior aspect of greater tubercle (humerus)
Action: External Rotation of shoulder
Innervation: Axillary n.

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9
Q

Supraspinatus

A

Origin: supraspinous fossa
Insertion: Superior aspect of greater tubercle
Action: Abduction of arm
Innervation: Suprascapular n.

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10
Q

Infraspinatus

A

Origin: Infraspinous fossa
Insertion: Central aspect of greater tubercle
Action: External rotation of shoulder
Innervation: suprascapular n.

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11
Q

Subscapularis

A

Origin: Subscapular Fossa
Insertion: Lesser Tubercle
Action: Internal Rotation of Shoulder
Innervation: Upper & Lower Scapular n.

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12
Q

Pectoralis Major

A

Origin: Clavicle & Sternum and 1st 6 costal cartilages
Insertion: intertubercular sulcus
Action: Flexion, Adduction, and Internal Rotation of arm, Extension of previously flexed arm
Innervation: Lateral & Medial Pectoral n.

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13
Q

Pectoralis Minor

A

Origin: Ribs 3-5
Insertion: Coracoid (scapula)
Action: Draws scapula inferomedially (protraction movements)
Innervation: Medial pectoral n.

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14
Q

Subclavius

A

Origin: Rib 1
Insertion: Subclavian groove
Action: Depresses clavicle
Innervation: N. to subclavius

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15
Q

Triceps Brachii

A

Origin: Inferior neck of scapula, humeral shaft
Insertion: Olecranon
Action: Extension of elbow & arm, Adduction of arm
Innervation: Radial n.

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16
Q

Anconeus

A

Origin: superior to capitulum (posterior humerus)
Insertion: Root of olecranon thru proximal shaft of Ulna
Action: Weak extension of elbow, active during supination/pronation of forearm
Innervation: Radial n.

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17
Q

Biceps Brachii

A

Origin: Coracoid & Superior glenoid
Insertion: Radial tuberosity & Bicipital aponeurosis
Action: Flexion & Abduction of Shoulder, Flexion of Elbow, Supination of wrist
Innervation: Musculocutaneous n.

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18
Q

Coracobrachialis

A

Origin: Coracoid
Insertion: Anteromedial shaft of humerus
Action: Flexion & Adduction of Shoulder
Innervation: Musculocutaneous n.

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19
Q

Brachialis

A

Origin: Anterior humeral shaft
Insertion: Ulnar tuberosity, coronoid process of ulna
Action: Flexion of Elbow
Innervation: Musculocutaneous n.

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20
Q

Iliacus

A

Origin: Iliac Fossa
Insertion: Lesser trochanter
Action: Flexion & External Rotation of hip
Innervation: Femoral n.

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21
Q

Psoas Major

A

Origin: Transverse processes of T12-L4
Insertion: Lesser Trochanter
Action: Flexion of Hip (if standing)
Innervation: Direct nn. to psoas

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22
Q

Gluteus Maximus

A

Origin: Ilium, Lumbar Fascia, Sacrum, & Sacrotuberous ligament
Insertion: linea aspera & iliotibial tract
Action: External Rotation & Extension of hip
Innervation: Inferior Gluteal n.

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23
Q

Tensor Fasciae Latae

A

Origin: Anterior Superior Iliac Spine
Insertion: Iliotibial tract
Action: Flexion & Abduction of hip, Internal Rotation of thigh
Innervation: Superior Gluteal n.

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24
Q

Gluteus Medius

A

Origin: Lateral surface of ilium
Insertion: Superior greater trochanter (femur)
Action: Abduction of Hip (stabilizing hip on one leg)
Innervation: Superior gluteal n.

25
Q

Gluteus Minimus

A

Origin: lateral surface of ilium
Insertion: Superior greater trochanter (femur)
Action: Abduction of hip
Innervation: Superior Gluteal n.

26
Q

Sartorius

A

Origin: Anterior superior iliac spine
Insertion: Patellar Tendon
Action: Flexion, Abduction, External rotation of the hip, and Flexion of internal rotation of the knee
Innervation: Femoral n.

27
Q

Rectus Femoris

A

Origin: Anterior Inferior Iliac Spine
Insertion: Quadriceps Tendon
Action: Flexion of Hip, Extension of knee
Innervation: Femoral n.

28
Q

Vastus lateralis

A

Origin: linea aspera
Insertion: Quadriceps Tendon
Action: Extension of knee
Innervation: Femoral n.

29
Q

Vastus Intermedius

A

Origin: Anterior & Lateral aspect of femoral shaft
Insertion: Quadriceps Tendon
Action: Extension of knee
Innervation: Femoral n.

30
Q

Vastus medialis

A

Origin: Medial aspect of femoral shaft
Insertion: Quadriceps Tendon
Action: Extension of Knee
Innervation: Femoral n.

31
Q

Piriformis

A

Origin: Sacrum
Insertion: Greater Trochanter (femur)
Action: External Rotation of hip
Innervation: N. to Piriformis

32
Q

Obturator Externus

A

Origin: Ischiopubic ramus, obturator membrane
Insertion: Trochanteric Fossa
Action: External rotation & Abduction of hip
Innervation: Obturator n.

33
Q

Obturator Internus

A

Origin: Ischiopubic ramus, obturator membrane
Insertion: Greater Trochanter (superior to fossa)
Action: External rotation & Abduction of hip
Innervation: N. to Obturator internus

34
Q

Superior Gemellus

A

Origin: Ischial Spine
Insertion: Greater Trochanter
Action: External Rotation of the hip
Innervation: N. to Obturator internus

35
Q

Inferior Gemellus

A

Origin: Ischial Tuberosity
Insertion: Greater Trochanter
Action: External Rotation of hip
Innervation: N. to Quadratus femoris

36
Q

Quadratus Femoris

A

Origin: Ischial Tuberosity
Insertion: Intertrochanteric crest
Action: External Rotation of hip
Innervation: N. to Quadratus femoris

37
Q

Pectineus

A

Origin: Pectineal line (on pubis)
Insertion: Medial lip of Aspera
Action: Flexion & External Rotation of hip
Innervation: Femoral n.

38
Q

Gracilis

A

Origin: Pubic Ramus
Insertion: Medial Tibia (pes anserinus)
Action: Adduction of hip, Flexion of hip, Flexion of knee, Internal Rotation of Knee
Innervation: Obturator n.

39
Q

Adductor Longus

A

Origin: Pubic ramus
Insertion: Linea aspera
Action: Flexion & Adduction of hip
Innervation: Obturator n.

40
Q

Adductor Brevis

A

Origin: Pubic ramus (deep to longus)
Insertion: Linea aspera
Action: Adduction of hip
Innervation: Obturator n.

41
Q

Adductor Magnus

A

Origin: Ischiopubic ramus & Ischial Tuberosity
Insertion: Linea aspera & adductor tubercle (condylar portion)
Action: Adduction, Flexion, & Extension of hip
Innervation: Obturator n. (shaft part) & Sciatic n. (condylar part)

42
Q

Biceps Femoris

A

Origin: Ischial Tuberosity (long head), Linea Aspera (short head)
Insertion: Head of Fibula
Action: Extension of hip, Flexion of knee, & lateral rotation of knee
Innervation: Tibial portion of sciatic n. (long head), Common fibular of sciatic n. (short head)

43
Q

Semitendinosus

A

Origin: Ischial Tuberosity
Insertion: Medial Tibia (pes anserinus)
Action: Extension of hip, flexion of knee, medial rotation of knee
Innervation: Tibial portion of sciatic n.

44
Q

Semimembranosus

A

Origin: Ischial tuberosity
Insertion: Medial Condyle (tibia)
Action: Extension of hip, Flexion of knee, & Medial rotation of knee
Innervation: Tibial portion of sciatic n.

45
Q

Pronator Teres

A

Origin: Medial epicondyle & coronoid process of ulna
Insertion: Lateral radius
Action: pronation of forearm
Innervation: Median n.

46
Q

Flexor Carpi Radialis

A

Origin: Medial epicondyle
Insertion: base of 2nd metacarpal
Action: Flexion of wrist, radial abduction of wrist
Innervation: Median n.

47
Q

Palmaris Longus

A

Origin: Medial epicondyle
Insertion: Palmar Aponeurosis
Action: weak wrist flexion, tightening of palmar aponeurosis
Innervation: Median n

48
Q

Flexor Carpi Ulnaris

A

Origin: Medial epicondyle and olecranon
Insertion: base of 5th metacarpal & pisiform & hamate
Action: wrist flexion, adduction/ulnar deviation
Innervation: Ulnar n.

49
Q

Flexor Digitorum Superficialis

A

Origin: Medial epicondyle, coronoid process & superior/anterior border of radius
Insertion: Palmar surface of middle phalanx (digits 2-5)
Action: Flexion of wrist, MCP joints & PIP joints
Innervation: Median n.

50
Q

Flexor Pollicis Longus

A

Origin: Radius and interosseous membrane
Insertion: Palmar surface of distal pollex
Action: flexion of wrist & CMC, MCP, IP joints
Innervation: Median n.

51
Q

Flexor Digitorum Profundus

A

Origin: Superior anterior ulna & interosseous membrane
Insertion: distal phalanx of digits 2-5
Action: Flexion of wrist, CMC, MCP, PIP, DIP joints
Innervation: Median n (digits 2 & 3) Ulnar n. (digits 4 & 5)

52
Q

Pronator Quadratus

A

Origin: distal ulna
Insertion: distal radius
Action: pronation
Innervation: median n.

53
Q

Brachioradialis

A

Origin: distal lateral humerus
Insertion: styloid process (radius)
Action: Flexion of elbow
Innervation: Radial n.

54
Q

Extensor Carpi Radialis Longus

A

Origin: lateral supracondylar ridge of humerus
Insertion: Base of 2nd metacarpal
Action: Extension & abduction of wrist
Innervation: Radial n.

55
Q

Extensor Carpi Radialis Brevis

A

Origin: lateral epicondyle (humerus)
Insertion: base of 3rd metacarpal
Action: Extension & abduction of wrist
Innervation: Radial n.

56
Q

Extensor Digitorum

A

Origin: Lateral Epicondyle
Insertion: Digits 2-5 (intermed & distal phalanges)
Action: extension of wrist, extension & abduction of fingers
Innervation: Radial n.

57
Q

Extensor Digiti Minimi

A

Origin: lateral epicondyle
Insertion: Dorsal digital expansion to digit 5
Action: Extension of wrist, extension & abduction of pinky
Innervation: Radial n.

58
Q

Extensor Carpi Ulnaris

A

Origin: lateral epicondyle
Insertion: base of 5th metacarpal
Action: extension & abduction of wrist
Innervation: Radial n.

59
Q

Supinator

A

Origin: Lateral epicondyle, radial collateral ligament, annular ligament
Insertion: Radius
Action: supination
Innervation: Radial n

HPU Anatomy (3 decks)

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