GENERAL HISTOLOGY

BONE

STRUCTURES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The ends of a long bone are called the
A
diaphysis
B
epiphyses
C
periosteum
D
endosteum
Explanation: 

Detailed explanation-1: -The wider section at each end of the bone is called the epiphysis (plural = epiphyses), which is filled with spongy bone.

Detailed explanation-2: -epiphysis, expanded end of the long bones in animals, which ossifies separately from the bone shaft but becomes fixed to the shaft when full growth is attained. The epiphysis is made of spongy cancellous bone covered by a thin layer of compact bone.

Detailed explanation-3: -/ (ɪˈpɪfɪsɪs) / noun plural-ses (-ˌsiːz) the end of a long bone, initially separated from the shaft (diaphysis) by a section of cartilage that eventually ossifies so that the two portions fuse together. Also called: epiphysis cerebri (ˈsɛrɪˌbraɪ) the technical name for pineal gland.

Detailed explanation-4: -The epiphyses, which are wider sections at each end of a long bone, are filled with spongy bone and red marrow. The epiphyseal plate, a layer of hyaline cartilage, is replaced by osseous tissue as the organ grows in length. The medullary cavity has a delicate membranous lining called the endosteum.

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