Why are vertebrae Acoelous?
Why are vertebrae Acoelous?
– Morphologically, the vertebral centrum with flat ends on both anterior and posterior faces of a centrum, the vertebra is called acoelous, where it articulates with other vertebral bodies are responsible for determining the flexibility and strength of the vertebral column and also it receives and distributes …
What is the centrum of the vertebrae?
The centrum is the main, weight-supporting body of a vertebra that is cushioned by the spinal disc. This oval-shaped region forms the front of each vertebra and functions as the base for the pedicles.
What are the largest vertebral discs?
intervertebral discs
The intervertebral discs are largest and thickest in the lumbar region, because these vertebrae carry the bulk of the body’s weight. The discs are thinnest in the upper thoracic region. Intervertebral discs are made up of 2 parts.
Which vertebra of frog is Amphicoelous?
eighth vertebra
The first vertebra in the frog is an atlas or cervical, ring-shaped to protect the skull. With elongated transverse processes, the second to 7th vertebrae are procoelous. The eighth vertebra is amphicoelous, and the ninth vertebra is biconvex, connected to the posterior side of the urostyle.
Which vertebra has the Odontoid process?
second cervical vertebra
The odontoid process (also dens or odontoid peg) is a protuberance (process or projection) of the Axis (second cervical vertebra). It exhibits a slight constriction or neck, where it joins the main body of the vertebra.
What’s the function of Centrum?
This medication is a multivitamin and iron product used to treat or prevent vitamin deficiency due to poor diet, certain illnesses, or during pregnancy. Vitamins and iron are important building blocks of the body and help keep you in good health.
Which part of the vertebrae can you feel if you touch your back?
The thick parts of the vertebrae forming the sides of the spinal canal are called pedicles. The thick bone comprising the back part of the spinal canal is called the lamina. The bony tip extending from the lamina (the part you can feel when you touch your back) is called a spinous process.
What can happen if a disc prolapses?
A slipped disc (also called a prolapsed or herniated disc) can cause: lower back pain. numbness or tingling in your shoulders, back, arms, hands, legs or feet. neck pain.
How do you rehydrate spinal discs?
Follow these practices to help your body regularly replenish and fortify the discs in your spine so that your back remains healthy.
- Eat fruits and vegetables, because they also contain water.
- Check your urine.
- Keep your intake to 30 to 50 ounces or 1 to 1.5 liters each day.
- Gradually drink water throughout the day.
Is first vertebra of frog?
The vertebral column of frogs is made up of 10 vertebrae, the first of which is called the atlas (7), which articulates with the base of the skull. The atlas is the only cervical vertebra in the frog.
Where are heterocoelous vertebrae found in the body?
Heterocoelous vertebrae have saddle shaped ends. They are concave on one axis and convex on the other. They fit together like one saddle placed upside down and at ninty degrees on top of another. This is one of the most flexible of vertebral joints and is found in the free vertebrae of birds, especially in the neck.
How are the vertebrae separated by cushiony discs?
The vertebrae are separated by cushiony discs, which act as shock absorbers preventing the vertebrae from rubbing together. The outer ring of the disc is called the annulus. It has fibrous bands that attach between the bodies of each vertebra. Each disc has a gel-filled center called the nucleus.
What is the function of the L5-S1 intervertebral disc?
L5-S1 intervertebral disc. A disc made of a gel-like material (nucleus pulposus) surrounded by a thick fibrous ring (annulus fibrosus) is situated between the vertebral bodies of L5 and S1. This disc provides cushioning and shock-absorbing functions to protect the vertebrae during spinal movements.
How are the thoracic vertebrae different from other vertebrae?
In all mammals, the thoracic vertebrae are connected to ribs and their bodies differ from the other regional vertebrae due to the presence of facets. Each vertebra has a facet on each side of the vertebral body, which articulates with the head of a rib.