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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
Gluteus Minimus
Origin: lateral surface of ilium Insertion: Superior greater trochanter (femur) Action: Abduction of hip Innervation: Superior Gluteal n.
26
Sartorius
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
Rectus Femoris
Origin: Anterior Inferior Iliac Spine Insertion: Quadriceps Tendon Action: Flexion of Hip, Extension of knee Innervation: Femoral n.
28
Vastus lateralis
Origin: linea aspera Insertion: Quadriceps Tendon Action: Extension of knee Innervation: Femoral n.
29
Vastus Intermedius
Origin: Anterior & Lateral aspect of femoral shaft Insertion: Quadriceps Tendon Action: Extension of knee Innervation: Femoral n.
30
Vastus medialis
Origin: Medial aspect of femoral shaft Insertion: Quadriceps Tendon Action: Extension of Knee Innervation: Femoral n.
31
Piriformis
Origin: Sacrum Insertion: Greater Trochanter (femur) Action: External Rotation of hip Innervation: N. to Piriformis
32
Obturator Externus
Origin: Ischiopubic ramus, obturator membrane Insertion: Trochanteric Fossa Action: External rotation & Abduction of hip Innervation: Obturator n.
33
Obturator Internus
Origin: Ischiopubic ramus, obturator membrane Insertion: Greater Trochanter (superior to fossa) Action: External rotation & Abduction of hip Innervation: N. to Obturator internus
34
Superior Gemellus
Origin: Ischial Spine Insertion: Greater Trochanter Action: External Rotation of the hip Innervation: N. to Obturator internus
35
Inferior Gemellus
Origin: Ischial Tuberosity Insertion: Greater Trochanter Action: External Rotation of hip Innervation: N. to Quadratus femoris
36
Quadratus Femoris
Origin: Ischial Tuberosity Insertion: Intertrochanteric crest Action: External Rotation of hip Innervation: N. to Quadratus femoris
37
Pectineus
Origin: Pectineal line (on pubis) Insertion: Medial lip of Aspera Action: Flexion & External Rotation of hip Innervation: Femoral n.
38
Gracilis
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
Adductor Longus
Origin: Pubic ramus Insertion: Linea aspera Action: Flexion & Adduction of hip Innervation: Obturator n.
40
Adductor Brevis
Origin: Pubic ramus (deep to longus) Insertion: Linea aspera Action: Adduction of hip Innervation: Obturator n.
41
Adductor Magnus
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
Biceps Femoris
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
Semitendinosus
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
Semimembranosus
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
Pronator Teres
Origin: Medial epicondyle & coronoid process of ulna Insertion: Lateral radius Action: pronation of forearm Innervation: Median n.
46
Flexor Carpi Radialis
Origin: Medial epicondyle Insertion: base of 2nd metacarpal Action: Flexion of wrist, radial abduction of wrist Innervation: Median n.
47
Palmaris Longus
Origin: Medial epicondyle Insertion: Palmar Aponeurosis Action: weak wrist flexion, tightening of palmar aponeurosis Innervation: Median n
48
Flexor Carpi Ulnaris
Origin: Medial epicondyle and olecranon Insertion: base of 5th metacarpal & pisiform & hamate Action: wrist flexion, adduction/ulnar deviation Innervation: Ulnar n.
49
Flexor Digitorum Superficialis
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
Flexor Pollicis Longus
Origin: Radius and interosseous membrane Insertion: Palmar surface of distal pollex Action: flexion of wrist & CMC, MCP, IP joints Innervation: Median n.
51
Flexor Digitorum Profundus
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
Pronator Quadratus
Origin: distal ulna Insertion: distal radius Action: pronation Innervation: median n.
53
Brachioradialis
Origin: distal lateral humerus Insertion: styloid process (radius) Action: Flexion of elbow Innervation: Radial n.
54
Extensor Carpi Radialis Longus
Origin: lateral supracondylar ridge of humerus Insertion: Base of 2nd metacarpal Action: Extension & abduction of wrist Innervation: Radial n.
55
Extensor Carpi Radialis Brevis
Origin: lateral epicondyle (humerus) Insertion: base of 3rd metacarpal Action: Extension & abduction of wrist Innervation: Radial n.
56
Extensor Digitorum
Origin: Lateral Epicondyle Insertion: Digits 2-5 (intermed & distal phalanges) Action: extension of wrist, extension & abduction of fingers Innervation: Radial n.
57
Extensor Digiti Minimi
Origin: lateral epicondyle Insertion: Dorsal digital expansion to digit 5 Action: Extension of wrist, extension & abduction of pinky Innervation: Radial n.
58
Extensor Carpi Ulnaris
Origin: lateral epicondyle Insertion: base of 5th metacarpal Action: extension & abduction of wrist Innervation: Radial n.
59
Supinator
Origin: Lateral epicondyle, radial collateral ligament, annular ligament Insertion: Radius Action: supination Innervation: Radial n

HPU Anatomy (3 decks)

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