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Dental Hygiene Boards Anatomy

Instructions:
  • Answer 50 questions in 15 minutes.
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  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Bundle of neurons






2. 2 branches of nervous system






3. Portion of mandible that connects to the TMJ






4. Shaded area of lips that is darker than surrounding skin






5. Plane created by an imaginary line that divides the body at any level into anterior and posterior portions






6. Loss of muscle actions in muscles of facial expressions






7. Back of an area of the body






8. End of the muscle that is attached to the least movable structure






9. Cervical muscles - muscles of facial expression - muscles of mastication - muscles of tongue - muscles of the pharynx - muscles of the hyoid - muscles of the soft palate






10. Paired glands located in the anterior floor of mouth under the tongue - smallest gland with many ducts - mixed salivay composition - but predominantly mucous- 10% volume






11. Also known as cribriform plate - thin layer of bone that lines the socket to surround the root of the tooth






12. Divides space between bones






13. Short - windowlike opening in the bone






14. II cranial nerve - sensory - sight and visual impluses






15. I cranial nerve - sensory - sense of smell






16. Single bone - forms back of head - landmark- foramen magnum - (huge hole in this bone through which the spinal cord passes)






17. Forms part of cheekbone with zygomatic arch - often seen in panoramic and periapical films






18. 4 bones with processes attaching to maxilla






19. Lingual Nerve






20. Top posterior of tongue






21. Layers of soft tissue overlying the bones of the brain case






22. Number of facial bones






23. III cranial nerve - motor - movement of eyeball and dilation of pupils






24. Network of veins that comes together (paired)






25. Paired bones - landmarks- mastoid process - styloid process - zygomatic process - external auditory meatus






26. There are no ________ in the veins of the head and neck - which makes infection very easy to spread and to linger in an area






27. Muscle - origin- several different places on sphenoid - insertion- condyle - near TMJ - action- protrudes and lateral deviation of mandible - fibers run horizontally






28. VIII nerve - hearing and balance - also known as auditory or vestibular cochlear - sensory and motor






29. The loss of feeling or sensation resulting from the use of certain drugs or gases that seruve as inhibitory neurotransmitters






30. Artery to max molars






31. Section of the body through any horizontal plane






32. Also known as malar bone - forms cheek bone - helps form zygomatic arch - paired






33. Depression and elevation of jaw - occurs between disc and condyle of lower synovial cavity






34. Paired sinuses located in frontal bone - separated by septum - drains into nasal cavity - irregularly shaped






35. Also known as malar bone - forms cheek bone - forms zygomatic arch with temporal bone - 4 process form arch - often seen in panoramic and PAX






36. Network of blood vessels - usually veins






37. Large amounts of blood that escape into the surroudning tissue without clotting - when a blood vessel is seriously injured






38. Single bone - forms the forehead and top of the eye - has supraorbital notch






39. Communication of a blood vessel with another blood vessel by a connecting channel






40. Horizontal portion of mandible






41. TMJ Located lateral side of each joint forms a reinforcement of the capsule of the TMJ - Prevents excessive retraction of the mandible






42. Single bone - also known as nasal septum - forms midline of nose - not important to oral cavity - forms inferior portion of nasal septum






43. Causes muscles to contract - stimulates glands - allows for sensations to be perceived






44. Foreign material or thrombus traveling in the blood that can block the vessel






45. Area that is closer to the median plane of the body or structure






46. Mineralized structures of the body that protect internal soft tissues and serve as the biomechanical basis for movement






47. Paired bones - within the bony part of the nose - lateral portion of the nasal septum






48. Normal flora creating an infectious process because the body's defenses are compromised






49. Erythrocytes






50. Movement accomplished by a muscle when the muscle fibers contract