1. The head is divided into two parts: 1)The cranium
2)The face
2. Computed tomography (CT scan): is a noninvasive test that combines special x-ray
equipment with sophisticated computers to produce multiple images or pictures of the inside of the
body. This scan can be done with or without contrast.
3. Magnetic resonance imaging (MRI): is a noninvasive test that uses a powerful
magnetic field, radio frequency waves, and a computer to produce detailed pictures of organs, soft
tissues, bone, and virtually all other internal body structures.
4. temporal artery: A major artery of the head, palpable in front of each ear
5. Temporomandibular joint: hinge joint connecting the upper temporal bone (part of the
skull) and the mandible, the lower jawbone; allows the jaw to move forward, backward, and side to
side
6. Parotid glands: largest salivary glands that secrete saliva into the mouth through the
Stensen's ducts
7. submandibular gland: located within the lower mandible; this gland drains saliva through
the Wharton's ducts into the lower oral cavity.
8. Sinuses: air-filled spaces in the skull that open into the nasal cavity
9. Four pairs of paranasal sinuses:: frontal, ethmoid, sphenoid, maxillary
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