MICROANATOMY

MUSCLE NERVE CARTILAGE BONE

BONE FORMATION JOINTS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Before birth the skeleton is mostly made of:
A
Cartilage
B
Compact bone.
C
Spongy bone.
D
None of the above
Explanation: 

Detailed explanation-1: -Hyaline cartilage is the most widespread and is the type that makes up the embryonic skeleton. It persists in human adults at the ends of bones in free-moving joints as articular cartilage, at the ends of the ribs, and in the nose, larynx, trachea, and bronchi.

Detailed explanation-2: -Even so, at birth, many of your baby’s bones are made entirely of cartilage, a type of connective tissue that is tough, but flexible. Some of your little one’s bones are partly made of cartilage to help keep baby nice and, well, malleable.

Detailed explanation-3: -Some of a baby’s bones are made entirely of a special material called cartilage (say: KAR-tel-ij). Other bones in a baby are partly made of cartilage. This cartilage is soft and flexible. During childhood, as you are growing, the cartilage grows and is slowly replaced by bone, with help from calcium.

Detailed explanation-4: -A baby’s skeleton is mostly made up of cartilage. As a person grows up, most of this cartilage turns into bone in a process called ossification. By adulthood, the skeleton has just 206 bones.

Detailed explanation-5: -Cartilaginous skeleton Unlike fishes with bony skeletons, a shark’s skeleton is made out of cartilage. This is a flexible but strong connective tissue that’s also found throughout the human body, in places like the nose, ears, and in joints between bones.

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