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umor may eause destruction nbers. This cause of blindness is known as 4. Continu

ID: 3516756 • Letter: U

Question

umor may eause destruction nbers. This cause of blindness is known as 4. Continued high intraocular pressure of the ageuous 43. The three (3) small bones within the middle ear eavity are the and 44. The lacrimal gland, lacrimal canal, lacrimal sac and nasolacrimal duct are part of the 45. Because the mucosal membranes of the middle ear cavity and nasopharynx are continuous with the eustachian tube, is a fairly common condition especially among youngsters (bacterial infection). 46. The wall of the eye is made up of three layers or tunics -the and 47. The and are part of the central nervous system (CNS). The contain all nervous system structures outside of the CNS. 48 are cells of the nervous system specialized to generate and transmit nerve impulses. 19. The simplest sound wave is a as produced from a tuning fork. The muscles moves the eyeballs in different directions.

Explanation / Answer

42.optic nerve fibres.Glaucoma

43.malleus, incus, and stapes

44.nasolacrimal system

45.acute otitis media

46.The fibrous tunic,The vascular tunic,The nervous tunic,

47.brain and spinal cord. peripheral nervous system

48.glial cells

49.sine wave or simple periodic wave

50.extrinsic muscles