zygomatic arch

views updated May 21 2018

zygomatic arch (zygoma) The bone at the side of the skull which forms an arch from beneath the orbit to a position toward the back of the head. It is composed of the maxilla, jugal, and squamosal bones, but may be incomplete. The main chewing (masseter) muscle is attached to the zygomatic arch.

zygomatic arch

views updated May 17 2018

zygomatic arch (zygoma) (zy-goh-mat-ik) n. the horizontal arch of bone on either side of the face, just below the eyes, formed by connected processes of the zygomatic and temporal bones. See skull.

zygoma

views updated Jun 11 2018

zygoma (zy-goh-mă) n. see zygomatic arch, zygomatic bone.

zygoma

views updated May 23 2018

zygoma (anat.) bony arch on each side of the skull. XVII. — Gr. zúgōma, f. zugón YOKE.

malar bone

views updated May 18 2018

malar bone (may-ler) n. see zygomatic bone.

zygoma

views updated May 18 2018

zygoma See ZYGOMATIC ARCH.

malar bone

views updated May 11 2018

malar bone See JUGAL BONE.