Answer
423.9k+ views
Hint: It is also called a spinal column or backbone extending from the neck to tail. It is made up of a series of bones and its major function is to provide protection to the spinal cord. It makes the body stiff and it is the attachment site for the pectoral girdle, pelvic girdle, and many muscles.
Complete answer:
-Our vertebral column is dorsally placed and formed by 26 serially arranged units called vertebrae. It extends from the base of the skull and constitutes the main framework of the trunk.
-The vertebral column is differentiated into 7 cervical vertebrae,12 thoracic vertebrae, 5 lumbar vertebrae, 1 - fused sacral and 1- fused Coccygeal, regions starting from the skull.
-Coccyx bone is a small triangular bone just like a short tale which is located at the bottom of the spine. So it is also known as the tailbone. With the help of amphiarthrodial joints, the coccyx bone is connected to the sacrum that allows a slight amount of movement.
-Coccyx is also the attachment site for tendons, ligaments, and muscles.
Additional Information: The coccygeal bone may get fractured if a person falls on his/her buttocks.
Pectoral girdle and Pelvic Girdle- Both help in the articulation of the lower and the upper limbs with the axial skeleton. Each girdle is formed of two halves. The pectoral girdle consists of the clavicle and the scapula. The pelvic girdle consists of two coxal bones.
Skull - consists of two sets of bones- cranial and facial. A total of 22 bones are present in the skull. Cranial bones are 8 in number and the facial region is made up of 14 skeleton elements.
So, the correct answer is the” vertebral column”.
Note: -The vertebral column protects the spinal cord also supposed the hand and serves as the point of attachment for the ribs and musculature of the back.
-Rib is a flat bone dorsally connected to the vertebral column and ventrally to the sternum. There are 12 pairs of ribs.
Complete answer:
-Our vertebral column is dorsally placed and formed by 26 serially arranged units called vertebrae. It extends from the base of the skull and constitutes the main framework of the trunk.
-The vertebral column is differentiated into 7 cervical vertebrae,12 thoracic vertebrae, 5 lumbar vertebrae, 1 - fused sacral and 1- fused Coccygeal, regions starting from the skull.
-Coccyx bone is a small triangular bone just like a short tale which is located at the bottom of the spine. So it is also known as the tailbone. With the help of amphiarthrodial joints, the coccyx bone is connected to the sacrum that allows a slight amount of movement.
-Coccyx is also the attachment site for tendons, ligaments, and muscles.
Additional Information: The coccygeal bone may get fractured if a person falls on his/her buttocks.
Pectoral girdle and Pelvic Girdle- Both help in the articulation of the lower and the upper limbs with the axial skeleton. Each girdle is formed of two halves. The pectoral girdle consists of the clavicle and the scapula. The pelvic girdle consists of two coxal bones.
Skull - consists of two sets of bones- cranial and facial. A total of 22 bones are present in the skull. Cranial bones are 8 in number and the facial region is made up of 14 skeleton elements.
So, the correct answer is the” vertebral column”.
Note: -The vertebral column protects the spinal cord also supposed the hand and serves as the point of attachment for the ribs and musculature of the back.
-Rib is a flat bone dorsally connected to the vertebral column and ventrally to the sternum. There are 12 pairs of ribs.
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