In smooth muscle contraction:
1. Calcium ions bind to troponin C.
2. Myosin has no role.
3. Troponin and tropomyosin are moved.
4. Calcium ions bind to calmodulin, which activates an enzyme.

The joint between skull bones is classified as:

The joint between two pubic bones is called as:

1. syndesmosis

2. gomphosis

3. symphysis

4. synchondrosis

Matecarpophalangeal joint is a:
1. condyloid joint
2. pivot joint
3. saddle joint
4. gliding joint

The interphalangeal joint is a:
1. gliding joint
2. hinge joint
3. pivot joint
4. saddle joint

Gliding joint is present between:
1. carpals
2. phalanges
3. metacarpals
4. coxal bones

An autoimmune disease causingthe formation of a joint pannus is:
1. poliomyelitis
2. rheumatoid arthritis
3. muscular dystrophu
4. gouty arthritis

The cancellous bone beneath the articular cartilage in a synovial joint:

1. provides a smooth surface for articulating

2. absorbs shocks and helps protect the joint

3. holds together the bones of the synovial joint

4. secretes synovial fluid

The synovial joint that allows maximum movements is:

The joint that is weak inferiorly and is most likely to be dislocated is:

1. knee joint

2. hip joint

3. shoulder joint

4. elbow