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Arthrosyndesmology.

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Presentation on theme: "Arthrosyndesmology."— Presentation transcript:

1 Arthrosyndesmology

2 is science of anatomy and function of joints
Arthrosyndesmology is science of anatomy and function of joints

3 Joints Solid non-synovial synarthroses Synovial cavitated diarthroses

4 Transitional form of bone articulations – hemiarthrosis (symphysis)
It’s a cartilaginous joint having a cavity inside; gives a little mobility to pubic bones during parturition

5 Solid joints immobile (for stability) Synovial joints mobile (for mobility)

6

7 (on the example of shoulder joint)
Synovial joints (on the example of shoulder joint)

8 Obligatory pats of synovial joints Articulating surface Articular (joint) capsule Articular cavity

9 (on the example of shoulder joint)
Synovial joints (on the example of shoulder joint)

10 covered by hyaline cartilage and participating in bone articulation
Articular surfaces are the parts of bones covered by hyaline cartilage and participating in bone articulation Congruent

11 Articular capsule

12 Synarthroses Fibrous joints (syndesmoses) 2.Cartilaginous joints
(synchondroses) 3.Osseus joints (synostoses)

13 Syndesmoses Ligaments Membranes Sutures Fontanelles Gomphoses

14 Ligaments

15 Ligaments Do not regard to synovial joints Surround synovial joints
(extra-articular ligaments) 3. Located inside synovial joints (intra-articular ligaments)

16 Ligaments Connect the bones holding them near each other
Form the openings that transmit vessels and nerves

17 filling wide spaces between them
Membranes Connect bones filling wide spaces between them

18 1. Interosseous membranes

19 Membranes 2. Obturator membrane

20 3. Atlantooccipital membranes
Tectorial membrane Posterior atlantooccipital membrane Anterior atlantooccipital membrane

21 Connect the skull bones
Sutures Connect the skull bones Plan sutures Serrate sutures Squamous suture

22 Fontanelles Connect the skull bones in newborns and children during first year of life

23 Connect teeth to surrounding osseous tissue in jaw alveoli
Gomphosys Connect teeth to surrounding osseous tissue in jaw alveoli Dental root Periodontium Jaw bone

24 Synchondroses Temporary Permanent

25 Synchondroses Temporary

26 Synchondroses 2. Permanent

27 Synchondroses Hyaline Fibrous

28 Synchondroses Hyaline

29 Synchondroses 2. Fibrous

30 Synostoses

31 Synovial joints (diarthroses)
Classification based on the number of articulating surfaces Simple joints 3. Complex joints Compound Combined joints joints

32 Simple joints

33 Compound joints

34 Complex joints

35 Combined joints

36 Synovial joints (diarthroses)
Classification based on the shape of articulating surfaces and number of axes of movements Uni-axial joints Bi-axial joints Multi-axial joints

37 Types of movements Flexion-extension (around frontal axis)
2.Abduction-adduction (around sagittal axis) 3.Rotation (pronation-supination) (around vertical axis) 4. Circumduction

38 Uni-axial joints Trochoid (pivot) joints Hinge joints

39 Uni-axial joints Trochoid (pivot) joints

40 Uni-axial joints Hinge joints

41 Bi-axial joints Ellipsoidal joints Saddle joints Condyloid joints

42 Bi-axial joints Ellipsoidal joints

43 Bi-axial joints Condyloid joints

44 Bi-axial joints Saddle joints

45 Multi-axial joints Ball-and-socket joints 2. Plane joints

46 Ball-and-socket joints
Multi-axial joints Ball-and-socket joints

47 Multi-axial joints Plane joints

48

49 Accessory structures in the synovial joints
1. Intra-articular ligaments 2. Intra-articular cartilages 3. Articular labrum 4. Synovial folds 5. Sesamoid bones 6. Synovial bursae

50 Intra-articular ligaments

51 Intra-articular cartilages
Menisci

52 Intra-articular cartilages
Discs

53 Articular labrum

54 Synovial folds

55 Sesamoid bones

56 Synovial bursae

57

58 Factors effecting the range of movements at synovial joints
Difference in square of articulating surfaces 2. Combination of joints 3. Thickness of articular capsule 4. Extra-articular ligaments 5. Muscles surrounding joint 6. Presence of accessory structures

59 Plan of description of synovial joints
1.The names of articulating surfaces 2.The characteristic of the joint according to the Classifications of Synovial Joints: -based on the numbers of the articular surfaces (simple, compound, complex, combined): -based on the number of the axes of movements (uni-axial, bi-axial or multi-axial) and shape of articulating surfaces: 3.Accessory joint structures 4.The movements at the joint 5.The ligaments reinforcing the joint


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