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The joints of the bones of limbs SHANDONG UNIVERSITY Liu Zhiyu. 一、 The joint of upper limb. Sternal end of clavicle Clavicular notch of sternum. (一) The joints of shoulder girdle. 1 、 Sternoclavicular Joint :. Composition :. Characteristic :. , articular disc. Articular disc.
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The joints of the bones of limbsSHANDONG UNIVERSITY Liu Zhiyu
Sternal end of clavicleClavicular notch of sternum (一)The joints of shoulder girdle 1、Sternoclavicular Joint: Composition: Characteristic: , articular disc Articular disc
(一)The joints of shoulder girdle Movements: forwards and backwards (20-30°) elevation and depression (60°) circumduction
coracoacromial lig. coracoid process Acromion Coracoacromial Ligament acromion coracoid process 2、Acromioclavicular Joint Composition: 3、Coracoacromial Ligament Coracoacromial arch:
(二)The joints of free upper limb Glenoid cavity Head of humorus 肱骨头 1、 Shoulder Joint head of humerus glenoid cavity of scapula Composition: Characteristic:
Accessory structures • Glenoid labrum : • Coracohumeral ligament
Movements: flexion and extention, adduction , abduction, medial and lateral rotation, circumduction
2、 Elbow Joint Composition: ① Humeroulnar joint : formed by trochlear of humerus and troclear noch ② Humeroradial joint : formed by capitulum of humerus and head of radius ③ Proximal radioulnar joint:formed by articular circumference of radius and radial notch of ulna
Radial collacteral ligament Ulnar collacteral ligament Annular ligament of radius Character: ①capsule: ②ligament: Radial collacteral ligament 、 Ulnar collacteral ligament 、 Annular ligament of radius
3、Joints between radius and ulna • (1)Interosseous membrane of forearm • (2)Proximal radioulnar joint • (3)Distal radioulnar joint movement Pronation supination
4、Joints of Hand (1)Radiocarpal Joint Articular fossa——Carpal articular surface of radius and articular disc below the ulna Composion Articular head——Proximal row of carpal: scaphoid, lunate, and triquetral bones, but not pisiform Characteristic: Capsule is lax and strengthened by surrounding ligament Movements: flexion, extension, adduction ,abduction circumduction
4、Joints of Hand (2)Intercarpal joints (3)Carpometacarpal joints: Carpometacarpal joint of thum • Carpometacarpal joint of thumb • Composition: trapezium and base of first metacarpal • Movement: flexion, extension, adduction, abduction, and opposition
(4)Metacarpophalangeal joints (5)Interphalangeal joints
Composition auricular surface of ilium auricular surface of sacrum (一) The joints of pelvic girdle 1、 Sacroiliac Joint:
greater sciatic foramen Sacrospinous Ligament Sacrotuberous Ligament lesser sciatic foramen (1)Sacrotuberous Ligament (2)Sacrospinous Ligament greatersciatic foramen lesser sciatic foramen
symphysial surface • interpubic disc interpubic disc 3、Pubic Symphysis 4、 Obturator Membrane Composition:
portions: • greater pelvis • lesser pelvis 5、 Pelvis • Composition: • paired hip bones • sacrum • coccyx terminal line
Terminal line:formed by promontory of sacrum, arcuate line, pecten of pubis, pubic tubercle, upper border of pubic symphysis lesser pelvis Pelvic inlet Pelvic outlet tip of coccyx, sacrotuberous ligament, ischial tuberosity, ramus of ischium, inferior ramus of pubissymphysis
Male female Overall Narrow and long Wide and short Inlet Oval or heart shaped Round Subpubic angle Acute angle (70~750) Right angle (90~1000 ) Pelvic cavity Deep ,narrow Shallower, wide Outlet Small Larger 6. Main difference between male and femal pelvis
(二)joints of free lower limb 1、 Hip Joint (1) Composition: Acetabulum femoral head (2) Characteristic: ① acetabulum labrum ② • Articular capsule attachments:
③ ligaments: • iliofemoral ligament • Ligament of head of femur • transverse acetebular ligament • Pubofemoral lig. • Ischiofemoral ligament
Flexion Extention Addution Abdution (3) movement: Medial and lateral rotation Circumdution
2、Knee Joint (1)Composition: (2)Characteristic: ① ligaments: • patellar lig. • Fibular collateral lig. • TibiaL collateral lig • Cruciate lig. Of knee • anterior cruciate lig. • posterior cruciate lig.
2、Knee Joint (2) Characteristic: ② meniscus medial meniscus:C Lateral meniscus:O ③synovial membrane: Suprapatellar bursa Alar folds
(3) movements: flexion、extention,
3、joints between tibia and fibula Tibiofibular joint Crural interosseous membrane Anterior and posterior tibiofibular lig.
4、Joints of Foot fibula tibia Talus (1)talocrural jiont( Ankle Joint ) Composition Distal end of tibia and fibula Trochlea of talus Characteristic: Medial lig. Lateral lig. Movement: dorsiflexion Plantaflexion
(2) Intertarsal joint Transverse tarsal joint Calcaneocuboid joint talocalcaneonavicular joint Movements: inversion eversion
(3)Tarsometatarsal joint (4)Intermetatarsal joint (5)Metatarsophalangeal joint (6) Interphalangeal joint
5、Arch of foot: Medial longitudinal arch Lateral longitudinal arch transverse arch
supination pronation
Interphalangeal joint Metatarsophalangeal joint Tarsometatarsal joint
Fibular Collateral ligament Tibial collateral ligament Patellar ligament
Posterior cruciate ligament Anterior cruciate ligment •
Medial meniscus lateral meniscus
smooth muscle cardiac muscle skeletal muscle Myology Introduction
Muscles of head Muscles of neck Muscles of trunk Muscles of upper limb Muscles of lower loimb