nerve ring मीनिंग इन हिंदी

उदाहरण वाक्य

1. Numerous sense organs are closely associated with the nerve rings.
2. Nervous system consists of a nerve ring and many longitudinal nerve cords.
3. The nervous system is reasonably simple, consisting of a ganglionated nerve ring surrounding the pharynx.
4. Below this lies a second nerve ring, giving off two brachial nerves into each arm.
5. It consists of a central nerve ring surrounding the mouth, and radial nerves branching into the arms.
6. The nervous system usually consists of a distributed net of cells, although some species possess more organised nerve rings.
7. Two nerve rings lie close to the margin of the bell, and send fibres into the muscles and tentacles.
8. In species lacking nerve rings, the nerve cells are instead concentrated into small structures called " rhopalia ".
9. It appears quite structureless'in vivo', but histological staining makes its primitive gut, nerve ring and muscles apparent.
10. This arrangement means the brain, sub-pharyngeal ganglia and the circum-pharyngeal connectives form a nerve ring around the pharynx.