How There are 26 bones in vertebral column?
In humans, the vertebral column usually consists of 33 vertebrae, placed in series and connected by ligaments and intervertebral discs. However, the number of vertebrae can vary between 32 and 35. Usually there are 7 cervical, 12 thoracic, 5 lumbar, 5 sacral and 4 caudal (coccygeal) vertebrae.
What is the vertebral column made up of?
The spine is made up of bones, muscles, tendons, nerves, and other tissues that reach from the base of the skull near the spinal cord (clivus) to the coccyx (tailbone).
What 24 bones make up the spinal column?
Vertebrae are the 33 individual bones that interlock with each other to form the spinal column. The vertebrae are numbered and divided into regions: cervical, thoracic, lumbar, sacrum, and coccyx (Fig. 2). Only the top 24 bones are moveable; the vertebrae of the sacrum and coccyx are fused.
Are there 33 vertebrae?
The average person is born with 33 individual bones (the vertebrae) that interact and connect with each other through flexible joints called facets. By the time a person becomes an adult most have only 24 vertebrae because some vertebrae at the bottom end of the spine fuse together during normal growth and development.
What is vertebral column Class 9?
The spine or backbone consists of 26 small bones or vertebrae. It is also known as the vertebral column. The vertebral column is a part of the axial skeleton, which comprises the skull, ribs and sternum other than the vertebral column. The notochord present in the embryonic stage is replaced by the vertebral column.
How many vertebrae are there in human body?
Vertebrae: The spine has 33 stacked vertebrae (small bones) that form the spinal canal. The spinal canal is a tunnel that houses the spinal cord and nerves, protecting them from injury. Most vertebrae move to allow for a range of motion. The lowest vertebrae (sacrum and coccyx) are fused together and don’t move.
What is vertebral column Class 11?
Hint: The vertebral column is popularly known as the backbone by a layman. Moreover, the vertebral column consists of cervical, thoracic, lumbar, sacral, and coccyx vertebrae.
What is vertebral column Class 6?
The vertebral column is also known as the backbone or spine and it is the part of the axial skeleton. The vertebral column is a characteristic of a vertebrate, in which the notochord found in all chordates has been replaced by a segmented series of bones—vertebrae separated by intervertebral discs.