Ortho tx mid term Flashcards

0
Q

Supraspitatus

A
O: Supraspinous fossa of scapula
I: Greater Tubercle (sup facet)
A: Abduction of humerus 
N: Suprascapular nerve
AA: Suprascapular artery
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1
Q

Deltoids

A

O: Anterior Clavicle - lateral 1/3, Middle Acromion, Posterior Spine of scapula
I: Deltoid tuberosity of humerus
A: Abduction, Flexion, medial rotation, horizontal adduction, extension lateral rotation and horizontal abduction
N: Axillary nerve
AA: Circumflex humerus

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2
Q

Bicept brachii

A

O: Long head Supraglenoid tubercle, Short head Coracoid process
I: Radial tuberosity and bicipital aponeurosis
A: Flexion of the arm at GH jt, flexion of forearm at elbow jt, Supinates forearm at radioulnar jt
N: Musculo cutaneous nerve
AA: Brachial artery

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3
Q

Triceps Brachii

A

O: Long head infraglenoid tubercle Lateral head proximal 1/2 of humeral shaft, Medial head, Distal 1/2 humeral shaft
I: All 3 insert onto the olecrenon process of ulna
A: Extends the elbow jt. Long head will extend arm at GH jt

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4
Q

Brachioradialis

A

O: Lateral supracondylar ridge of humerus
I: Styloid process of radius
A: Flexes elbow in neutral position, brings the forearm to neutral position (pronates when supinated, Supinates when pronated)
N Radial nerve
AA: Brachial and radial artery

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5
Q

Flexor carpi ulnaris

A

O: Medial epicondyle via CFT and prox ulna
I: Pisiform, hook of hamate, and 5th metacarpal
A: Flexes hand at wrist joint and ulnar diviation, flexes elbow jt
N: Ulnar nerve
AA: Ulnar artery

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6
Q

Abductor Pollicis Longus

A

O: Middle 1/3 of posterior ulna, radius and interosseus membrane
I: Posterior base of metacarpal #1
A: Abducts the thumb at CMC jt (anteriorly. Superior movement is extension)
N: Radial nerve
AA: Posterior interosseus

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7
Q

Pectoralis Major

A

O: Clavicular head - medial 1/2 of clavicle
Sternal head: sternum and costal cartilages #1-#7
I: Lateral lip of the bicipital groove
A: Flexion, adduction and medial rotation of the arm at shoulder jt
Horizontal adduction of arm at shoulder jt
N: Medial and lateral pectral nerve
AA: Thracoacromial artery branch of the axillary

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8
Q

Quadratus Lumborum

A

O: Posterior portion of iliac crest
I: 12th rib and TPs of L1-L4
A: Extension and lateral flexion of the trunk at the spinal joint, anteriorly tilts pelvis, elevates pelvis at lumbosacral joint
N: Lumbar plexus
AA: Subcostal and lumbar arteries and iliolumbar

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9
Q

Rectus femoris

A

O: AIIS
I: Tibial tuberosity via Patellar ligament
A: Flexion of thigh at hip jt, extension of leg at knee jt, anterior pelvic tilt
N: Femoral nerve
AA: Femoral artery and deep femoral artery

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10
Q

Vastus lateralis

A

O: Linea aspera lateral lip
I: Tibial tuberosity via Patellar ligament
A: Extension of leg at knee joint (some external knee rotation)
N: Femoral nerve
AA: Femoral artery and deep femoral artery

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11
Q

Biceps Femoris

A

O: Long head Ischial tuberosity, Short head Linea aspera
I: Head of fibula and lateral tibial condyle
A: Flexion of leg at knee joint
Long head only extension of thigh at hip joint
Posterior pelvic tilt
N: Sciatic nerve (Tibial)
AA: Inferior gluteal, obturator and deep femoral arteries

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12
Q

Gastrocnemius

A

O: Posterior aspects of distal medial and lateral condyles of the femur
I: Calcaneous via Achilles’ tendon
A: Plantar flexion of foot at ankle joint
Flexion of leg at knee joint
N: Tibial nerve
AA: Popliteal artery

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13
Q

Soleus

A
O: Soleal line of tibia head and proximal 1/3 of fibula
I: Calcaneous via Achilles Tendon
A: Plantar flexion of foot @ ankle joint
N: Tibial nerve
AA: Popliteal artery
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14
Q

Tibialis Anterior

A

O: Proximal anterior tibia (lateral tibial condyle and proximal 2/3 interosseous membrane and tibia)
I: Dorsal part of 1st cuneiform and 1st metatarsal
A; Dorsiflexes and inverts foot
N: deep fibular nerve
AA: Anterior tibial artery

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15
Q

Fibularis Tertius

A
O: Distal anterior fibula (distal 1/3 of fibula and interosseous membrane
I: Dorsal surface of 5th metatarsal only
A: Dorsiflexes foot, everts foot
N: Deep fibular nerve
AA: Anterior tibial artery
16
Q

Extensor Hallicus Longus (Harry)

A

O: Distal 2/3 of both posteior fibula and interosseus membrane
I: Distal phalanx of 1st digit (big toe)
A: Flexion of 1st digit at MTP PIP DIP jots
Dorsiflexion and inversion of foot at ankle joint
N: Tibial nerve
AA: Posterior tibial artery

17
Q

Rectus Abdomius

A

O: Pubis (symphysis and crest)
I: Xyphoid process, costal cartilages of ribs #5-7
A: Flexion of the trunk at the spinal joint
Posterior pelvic tilt
N: Intercostal nerve (ventral rami T5-T12)
AA: Superior and inferior epigastric, posterior intercostal

18
Q

Psoas Major

A

O: Vertebral bodies TPs and discs from T12-L5
I: Lesser trochanter of Femur (merges with iliacus)
A: Flexion and lateral rotation of the thigh at the hip joint
Flexion and lateral flexion of the trunk @ the spinal joint
Anterior pelvic tilt
N: Lumbar plexus
AA: Lumbar arteries

19
Q

Psoas minor

A
O: Bodies, discs and TPs of T12-L1
I: Pubis (pectineal line)
Flexion of the trunk at the spinal joint
Posterior pelvic tilt
N: L1 spinal nerve
AA: Lumbar arteries, common iliac
20
Q

Infraspinatus

A
O: Infraspinous fossa
I: Greater tubercle (middle facet)
A: Lateral rotation of humerus at GH
N: Supra scapular nerve
AA: Suprascapular artery
21
Q

Brachialis

A

O: Distal 1/2 of anterior shaft of humerus
I: Ulnar tuberosity and coronoid process of ulna
A: Flexes elbow jt
Musculocutaneous nerve, Brachial artery

22
Q

Teres Major

A

O: inferior portion of lateral border of scapula
I: Medial lip of bicipital groove
A: Medial rotation, adducts, and extends arm at GH jt
Lower sub-scapular nerves
Circumflex scapular artery

23
Q

Tensor Fascia Latae

A
O: ASIS
I: IT-Band (proximal 1/3 way down)
A: Flexion, abduction and medial rotation of thigh at hip jt
Anterior pelvic tilt
Superior gluteal nerve
Deep femoral and superior gluteal artery
24
Q

Febularis (Peroneus) longus

A

O: head of fibula and lateral 1/2 of lateral fibula
I: Plantar surface of 1st cuneiform and 1st metatarsal (it hooks around the cuboid)
A: Eversion and planter flexion of feet at ankle joint
superficial fibular nerve
fibular artery

25
Q

Pectoralis minor

A

O: Rib 3-5
I: Coracoid process of scapula
A: Protraction and depression of scapula, elevates ribs 3-5 at sternocostal and costspinal joint
medial and lateral pectral nerve

26
Q

Tibialis posterior

A

O: proximal 2/3 tibia, fibula and Interosseous membrane
I: Planter surface of metatarsals 2-4 and all tarsals (except talus, no muscles attach to the talus)
A: Plantar flexion and inversion of foot at ankle joint
Tibial nerve
Posterior tibial artery