Module One, Lecture Six

Question 1

What are the seven types of Synovial Joints? ( 7 )

Answer 1

1. Plane
2. Hinge
3. Pivot
4. Condylar
5. Ellipsoid
6. Saddle
7. Ball and Socket

Question 2

Describe the Plane Joint… ( 4 )

Answer 2

1. Multiaxial
2. ‘Sliding and Gliding’
3. Flat articular surfaces
4. E.g. Intercarpal and Intertarsal joints

Question 3

Describe the Hinge Joint… ( 3 )

Answer 3

1. Uniaxial
2. Movements are Flexion and Extension
3. E.g. ankle, elbow ( humerus with ulna ), interphalangeal joints

Question 4

Describe the Pivot Joint… ( 4 )

Answer 4

1. Uniaxial
2. Movement is Rotation
3. E.g. Radioulna joints ( C1 - C2 Neck Vertebrae
4. Radioulna = Supination ( holding soup ) or Pronation ( Pro Basketball )

Question 5

Describe the Condylar Joint… ( 4 )

Answer 5

1. Biaxial
2. Flexion and Extension
3. Rotation ( when flexed )
4. E.g. Knee, Temporomandibular Joint ( TMJ / Mandible )

Question 6

Describe the Ellipsoid Joint… ( 5 )

Answer 6

1. Biaxial
2. Flexion and Extension
3. Abduction and Adduction
4. Circumduction / NO Rotation
5. E.g. Wrist Joint ( Radiocarpal Joint )

Question 7

Describe the Saddle Joint… ( 6 )

Answer 7

1. Biaxial
2. Flexion and Extension
3. Abduction and Adduction
4. Circumduction
5. Obligatory Rotation ( Opposition )
6. E.g. Carpometacarpal Joint ( Base of Thumb )

Question 8

Describe the Ball and Socket Joint… ( 6 )

Answer 8

1. Multiaxial
2. Flexion and Extension
3. Abduction and Adduction
4. Circumduction
5. Rotation
6. E.g. Shoulder and Hip