Med Tech (Quiz 7)

Alopecia:

Absence of hair from areas where it normally grows; baldness.

Cataract:

Clouding (opacity) of the lens of the eye, causing impairment of vision or blindness.

Conjunctivitis:

Inflammation of the conjunctiva.

Glaucoma:

Increase in pressure (fluid accumulation) within the chamber at the front of the eye.

Melanoma:

Malignant tumor of pigmented cells (MELAN/O means black) that arises from a nevus (benign mole) in the skin.

Nevus:

Pigmented lesion in or on the skin; a mole.

Stye or sty:

Pus-filled (purulent) infection of glands near the eyelid (most often caused by bacteria). Also called hordeolum.

Tinnitus:

Abnormal noise (ringing, buzzing, roaring) sound in the ears.

Allergy test:

Procedure in which allergy-causing substances are placed on the skin and a reaction is noted.

Bacterial and fungal tests:

Procedures in which samples from skin lesions are taken to determine the presence of bacterial infection or fungal growth.

Fluorescein angiography:

Fluorescein (a contrast substance) is injected intravenously and the movement of blood in the back of the eye is observed by ophthalmoscopy.

Ophthalmoscopy:

Visual examination of the interior of the eye.

Otoscopy:

Visual examination of the interior of the ear (to the eardrum).

Skin biopsy:

Procedure in which samples of skin legions are removed and sent to the pathology laboratory for microscopic examination.

Slit-lamp microscopy:

Examination of the anterior eye structures (such as the cornea) using an instrument that projects intense light through a narrow opening for optimal visualization.

Tuning fork test:

Procedure in which a vibration source (tuning fork) is placed in front of the opening to the ear to test air conduction of sound waves. The tuning fork is also placed on the mastoid bone behind the ear to test bone conduction of sound waves.