musculoskeletal

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Selected Chapters from the Cross-Sectional Anatomy – Musculoskeletal anatomy András Jakab MD, Levente István Lánczi MD

Transcript of musculoskeletal

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Selected Chapters from the Cross-Sectional Anatomy – Musculoskeletal anatomy

András Jakab MD, Levente István Lánczi MD

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Leonardo da Vinci (April 15, 1452 – May 2, 1519)

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Upper limb and shoulder

1. Movements of the shoulder1. Thoracohumeral muscles

2. Back muscles

2. Movements of the elbow1. Arm muscles

3. Movements of wrist and hand1. Forearm and hand muscles

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Upper limb, bones

clavicle

scapula

humerus

ulna

radius

arm

forearm

hand

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Thoracohumeral muscles

Origin: thoracic cage

Adhere: shoulder pectoralis major m. pectoralis minor m. subclavius m. serratus anterior m.

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deltoideus m.

pectoralis major m.

serratus anterior m.

external abdominal oblique m.

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Muscles of shoulder

Origin: scapula

Adhere: proximal part of humerus

deltoideus m. supraspinatus m. infraspinatus m. teres major / minor m. subscapularis m.

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Muscles of the arm

biceps brachii m. long head short head

coracobrachial m. brachialis m. triceps brachii m.

long head lateral head medial head

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deltoideus m.

pectoralis major m.

biceps brachii m., short head

biceps brachii m., long head

brachioradialis m.

triceps brachii m.

teres major m.

subscapularis m.

supraspinatus m.coracoid process

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biceps brachii m.

triceps brachii m., medial head

triceps brachii m., long head

triceps brachii m., lateral head

brachialis m.

humerus

radial n.

ulnar n.

median n.

brachial a.brachial v.

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1. infraspinatus m. 2. teres minor m. 3. glenoid labrum 4. deltoideus m. 5. humerus head 6. biceps brachii, tendon7. subscapularis m. 8. axillary fossa 9. pectoralis major m. 10. clavicle

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1. biceps brachii m.

2. brachialis m.

3. brachial a / v.

4. humerus

5. triceps brachii m.

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Arm

BI

TRI

BR

R

H

B B

c

b

M

U

BI

TRI

BR H

B

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Elbow

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Muscles of the forearm

Flexor muscles

Origin from the medial epicondyle of humerus Superficial muscles

pronator teres m. flexor carpi radialis m. palmaris longus m. flexor carpi ulnaris m. flexor digitorum spf. m.

Deep muscles flexor pollicis longus m. flexor digitorum profundus m.

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Muscles of the forearm

Extensor muscles

Origin from the lateral epicondyle of humerus brachioradialis m. extensor carpi radialis longus, brevis mm. extensor digitorum m. extensor digiti minimi m. extensor carpi ulnaris m.

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biceps brachii m.

brachioradialis m.

flexor carpi radialis m.

palmaris longus m.

flexor carpi ulnaris m.

flexor digitorum supeficialis m.

medial epicondyle

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brachioradialis m.

extensor carpi radialis longus m.

lateral epicondyle

extensor carpi radialis brevis m.

abductor pollicis longus m.

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flexor carpi ulnaris m.

flexor digitorum profundus m.

extensor carpi ulnaris m.

extensor digitorum m.

extensor carpiradialis brevis m.

radial a.

ulnar a.

extensor pollicis longus m.,

extensor indicis m.

extensor pollicis brevis m.,

abductor pollicis longus m.

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Forearm

R RU

U

Flexor muscles

Extensor muscles

ur

mfdpf

fdsf

fcrpl

fcu

pt

br

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Hand

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Hand Carpal tunnel

Tendon of flexors Median n.

Guyton tunnel Ulnar a., v., n.

Tq

HCTo

Tm

Th Hyth

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Upper limb - arteries

axillary a.: straight continuation of subclavian a. thoracal branches circumflex humeri a. subscapularis a.

brachial a. collaterals

Ulnar a. radial a. superficial palmar arch (ulnar a.) deep palmar arch

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a. axillaris

a. brachialis

a. recurrens ulnaris

a. radialis

a. interossea anterior

arcus palmaris superficialis arcus palmaris profundus

a. circumflexa anterior humeri

a. recurrens radialis

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Lower limb

Pelvis

Lower limb

Foot

Leg

Knee

Femur

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Lower limb

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Iliac muscles Iliacus m. psoas major, minor m. piriformis m. obturator internus m.

Muscles of gluteal region gluteus max/med/min m. tensor m. of fascia lata quadratus femoris m. obturator externus m. gemellus sup / inf. m.

Muscles of lower limb

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gluteus maximus m.

coccygeus m.

piriformis m.

obturator internus m.

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Anterior femoral muscles (Adductors)

pectineus m. adductor longus, brevis m. gracilis m. adductor magnus m.

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Anterior femoral muscles(extensors of knee)

sartorius m. quadriceps femoris m.

rectus femoris m. vastus medialis m. vastus intermedius m. vastus lateralis m.

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Posterior femoral muscles (flexors of knee)

Semitendinosus m. Semimembranosus m. Biceps femoris m.

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gluteus maximus m.

sartorius m. tensor m. of fascia lata

rectus femoris m.

vastus lateralis m.

semimembranosus m.

biceps femoris m.,shorthead

biceps femoris m.,long head

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quadriceps femoris m.

tensor m. of fascia lata

pectineus m.

adductor longus, magnus m.

gracilis m.

sartorius m.

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gracilis m.

adductor magnus m.femoral a. & v.

sartorius m.

quadriceps femoris m.

semimembranosus m.

semitendinosus m.

biceps femoris m.

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bicepsfemoris m.

common fibular n.

tibial n.

popliteal a. & v.

semimembranosus m.

gracilis m.

vastus medialis m.

vastus lateralis m.

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1. femur, lateral condyle 2. articular cartilage3. fibula, lateral condyle 4, fibula 5. femur, medial condyle 6. articular cartilage 7. tibia, medial condyle

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Knee joint

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Muscles of the leg

Anterior compartment m. tibialis anterior

m. extensor hallucis longus

m. extensor digitorum longus

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tibia

gastrocnemius m.

soleus m.

tibialis anterior m.

peroneus (fibularis) longus m.

extensor digitorum longus m.

Muscles of the leg

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Muscles of the posterior compartment of the leg

Superficial grouop gastrocnemius m/l m. soleus m. plantaris m.

Deep group popliteus m. tibialis posterior m. flexor digitorum longus m. flexor hallucis longus m.

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Tibia

Talus

F

Talus

Tibia

Calcaneus

N

Articulatio talocruralis