45. What type of tssue forms the a) Elastic cartilage e) Spongy bone 46. What ty

Question

45. What type of tssue forms the a) Elastic cartilage e) Spongy bone 46. What type of tissue is the Wharton's jelly? c) Loose iregular connective tissue d) Dense ar connective tissue e) Dense regular connective tissue 47. Of the cells associated with bone, the one that is primarily responsible for the initial secretion of the booe r cell c. Osteoclast 48. When active, the osteoclast is found on the surface of bone in a shallow bay known as: ·Canaliculus d. Periosteum 49. All the followings are characteristics of osteon in compact bone except a. The central component is the Haversian Canal which contains blood vessels and nerves b. It is c c. The primary cell type within the mineralized bone of the osteon is the osteoclast d. Blood vessels reach the osteons from the bone marrow through the Volkmann's Canals a. Appositional growth b. Interstitial growth growth d. Isogenous growth 51. What is the source of the mesenchymal cells activated for the repair of bone broken during an a) Adjacent loose connective tissue. b) Periosteum c) Chondrocytes 52. Which of the a. It is composed of two layers: osteogenic and fibrous layers d. It lines the bone spicules in the bone marrow. 53. This bone cell secrete bone matrix and is the precursor of matured bone cell. b. Osteocyte 6

Explanation / Answer

Ans 45:- (c) Hyaline Cartilage

Explaination:- the epiphyseal plate ia a hyaline cartilage plate in the metaphysis present on each end of the long bone.

Ans 46:- (a) Mucous connective tissue.

Explaination:- Whartons jelly is a Mucous Connective tissue.

Ans 47:- (b) Osteoblasts

Explaination:- Osteoblasts are the cells which are responsible for the section of bone matrix.

Ans 48 :- (b) Howship's lacunae.

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