Question

Differentiate between Bone and cartilage

Answer 1

Bones comprise the hard work frame of the body whereas cartilages are the supporting and connecting structures.

Answer 2

Cartilage:

It is a flexible connective tissue.

It is of four types : Hyaline, White, Yellow, Calcified.

★ Hyaline :

Matrix is nearly fibre less.

Pliable.

Location : Nasal, Septum, Articular, Larynx.

★ White :

Collagen fibre is more.

Slightly pliable.

Location : Pubic symphysis

★ Yellow :

Elastic fibre is more.

Pliable.

Location : Ear pinna

★ Calcified :

Modified Hyaline cartilage.

Hard in nature because of deposition of calcium.

Location : Head of humans, head of femur.

Bone:

Study of bone is called osteology.

Outer most covering : Periosteum.

Formation of bone is called ossification.

Bone forming cells : Osteocytes and osteoblasts.

Bone destroying cells : osteocasts.

Each lacunae is having only 1 Osteocyte.

Osteocytes are irregular : because they have cytoplasmic extensions.