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What is considered a vertebrae?

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What is considered a vertebrae?

Vertebrae. 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.

What is vertebrae and its function?

The vertebrae protect and support the spinal cord. They also bear the majority of the weight put upon your spine. The body of each vertebra is the large, round portion of bone. The body of each vertebra is attached to a bony ring.

What does the vertebrae allow us to do?

The vertebrae allow your body to be in balance and maintain an upright posture.

How do you count your vertebrae?

From top to bottom, the vertebrae are:

  1. Cervical spine: 7 vertebrae (C1–C7)
  2. Thoracic spine: 12 vertebrae (T1–T12)
  3. Lumbar spine: 5 vertebrae (L1–L5)
  4. Sacrum: 5 (fused) vertebrae (S1–S5)
  5. Coccyx: 4 (3–5) (fused) vertebrae (Tailbone)

What are the five classes of vertebrates?

There are five classes of vertebrates: fish, amphibians, reptiles, birds, and mammals. General characteristics of vertebrate animals include their comparatively large size, the high degree of specialization of parts they exhibit, their bilaterally symmetrical structure, and their wide distribution over the earth.

What animals have vertebrates?

Vertebrates are animals that have a backbone or spinal column, also called vertebrae. These animals include fish, birds, mammals, amphibians, and reptiles.

What are the different types of vertebrates?

There are 7 different kinds of vertebrates. The vertebrates include fish [3 different kinds]; the amphibians [ex. frogs, toads]; reptilia [ex. reptiles such as snakes]; aves [birds] and mammalia [mammals such as dogs, deer].

What is the difference between vertebrates and invertebrates?

Invertebrates lack the well- developed skeleton system, backbone, notochord as well nervous system whereas, Vertebrates constitutes, segmented, motile vertebral column together term as the spine, along with proper organized, nervous system, digestive system, gastrointestinal tract, respiratory system (which can be gills or lungs).