zygomatic arch

Thân thiện

A student points to the zygomatic arch on a labeled skull diagram.

Definition

1. Noun:
   • Anatomical Structure: The zygomatic arch is the slender, curved, bony arch on the side of the skull, formed by the union of the zygomatic (cheek) bone and the temporal bone. It is a prominent facial feature that provides an attachment point for the masseter muscle, a major muscle used in chewing.

Examples of Usage

• Noun:
  • The forensic anthropologist noted the robust zygomatic arch, suggesting a powerful jaw musculature.
  • A fracture of the zygomatic arch is a common injury following blunt force trauma to the face.
  • The zygomatic arch is clearly visible in a side profile of the human skull.

Advanced Usage

• "Bridge of the cheekbone": A descriptive, non-technical synonym for the zygomatic arch, emphasizing its structure.
  • The zygomatic arch, or bridge of the cheekbone, is a key landmark in facial anatomy.

Variants and Related Words

• Zygoma (n): A term often used interchangeably with "zygomatic arch" or to refer to the zygomatic bone itself.
  • The injury involved a fracture of the zygoma.
• Zygomatic Bone (n): The cheekbone, which contributes to forming the anterior part of the zygomatic arch.
• Temporal Bone (n): The bone at the side and base of the skull, which contributes to forming the posterior part of the zygomatic arch.

Synonyms

• Cheekbone Arch: A descriptive synonym.
• Zygomatic Arc: A less common variant.

Related Phrases

• Zygomatic Arch Fracture (n): A specific medical condition involving a break in this bony structure.
  • The patient was diagnosed with an isolated zygomatic arch fracture.

Học thuật

Noun

1. the slender arch formed by the temporal process of the cheekbone that bridges to the zygomatic process of the temporal bone

Từ đồng nghĩa

• zygoma
• arcus zygomaticus