A.
Actin is present in thin filament.B.
H-zone of striated muscle fibre represents both thick and thin filaments.C.
Human skeleton has 206 bones.D.
There are 11 pairs of ribs in man.E.
Sternum is present on the ventral side of the body.A. Smooth muscle | (i) Myoglobin |
B. Tropomyosin | (ii) Thin filament |
C. Red muscle | (iii) Sutures |
D. Skull | (iv) Involuntary |
Name the type of joint between the following:
(a)Â atlas/axis
(b)Â carpal/metacarpal of thumb
(c)Â between phalanges
(d)Â femur/acetabulum
(e)Â between cranial bones.
(f) between pubic bones in the pelvic girdle.
Pectoral girdle |
Pelvic girdle |
1. It is present in shoulder. Â Â Â Â |
1. It is present in hip. |
2. Helps in the articulation of the lower limbs. Â Â Â Â Â Â Â |
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. Â
|