Locomotion and Movement

Question

Write the difference between
(c) Pectoral girdle and pelvic girdle.

Answer

Pectoral girdle

Pelvic girdle

1. It is present in shoulder.        

1. It is present in hip.

2. Helps in the articulation of the lower limbs.             

2. Helps in the articulation of the lower limbs.

3. It is formed of clavicle and a scapula.

3. It is formed of two coxal bones. Each coxal bone is a fusion of three bones ie ileum, ischium and pubis.

4. It has glenoid cavity.

4. It has acetabulum cavity. 

5. Pubic symphysis is absent.

5. Pubic symphysis is present between two pelvic girdles.

 

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