hemal arch

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Definitions from WordNet

Noun hemal arch has 1 sense

hemal arch, haemal arch - a structure arising ventrally from a vertebral centrum and enclosing the caudal blood vessels
--₁ is a kind of arch
--₁ is a part of centrum

Definitions from the Web

Hemal Arch

Description

A hemal arch is a skeletal structure found in the tail of certain reptiles, such as snakes and lizards. It is a series of bony elements that provide support and protection to the blood vessels and nerves running through the tail.

Sample Sentences

The hemal arch in snakes allows flexibility and movement in the tail while ensuring the safety of the blood vessels.
The function of the hemal arch is to protect the delicate nerves that control the reptile's tail.
Researchers have discovered various adaptations in the form and structure of hemal arches among different reptile species.

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