Definition

Noun: * Lamina of the vertebral arch: The flattened, broad plate of bone that forms the posterior (rear) part of the vertebral arch. It is the specific area from which the spinous process projects backward.

Usage

This is a highly specialized anatomical term. It is used exclusively in medical, anatomical, and biological contexts to describe a precise structural component of a vertebra. * The surgeon carefully removed a small portion of the lamina arcus vertebrae to relieve pressure on the spinal nerve. * A fracture of the lamina arcus vertebrae can be a serious injury. * The diagram labels the lamina arcus vertebrae as the roof of the vertebral foramen.

Advanced Usage

• The term is often shortened to simply "lamina" in clinical contexts (e.g., laminectomy), with "arcus vertebrae" being implied.
• It is a singular noun. The plural form is laminae arcus vertebrae.

Variants and Related Words

• Lamina (n.): The common abbreviated form.
• Vertebral arch (n.): The complete bony arch of a vertebra, of which the lamina is a part.
• Spinous process (n.): The bony projection that extends from the lamina arcus vertebrae.
• Laminectomy (n.): A surgical procedure for removing part of the lamina.

Synonyms

• Vertebral lamina
• Neural arch lamina

Related Phrases

• Bony lamina: A more general descriptive term.
• Arch of vertebra: Refers to the larger structure.

Noun

1. lamina of the vertebral arch; the flattened posterior part of the vertebral arch from which the spinous process extends