Medical Terminology Quiz 1 Flashcards
Amplitude
(or intensity) how loud or soft a sound is
Duration
the length of time a note lingers
Ophthalmoscope
an instrument that illuminates the internal eye structures, enabling the examiner to look through the pupil at the fundus (background) of the eye
Otoscope
an instrument that illuminates the ear canal, enabling the examiner to look at the ear canal and tympanic membrane
Pitch
(or frequency) the number of vibrations (or cycles) per second of a note
Quality
(or timbre) a subjective difference in a sound as a result of the sounds distinctive overtones
Auscultatory gap
a brief period when Korokoff sounds disappear during auscultation of blood pressure; common with hypertension
Bradycardia
heart rate fewer than 50 to 60 beats per minute in adult
Sphygmomanometer
instrument for measuring arterial blood pressure
Tachycardia
hear rate greater than 95 beats per minute in the adult
Alopecia
baldness; hair loss
Annular
circular shape to skin lesion
Bulla
elevated cavity containing free fluid larger than 1 cm in diameter
Confulent
skin lesions that run together
Crust
thick, dried-out exudate left on skin when vesicles or pustules burst or dry up
Cyanosis
dusky blue color to skin or mucous membranes as a result of increased amount of nonoxygenated hemoglobin
Erosion
scooped-out, shallow depression in skin
Erythema
intense redness of the skin due to excess blood in dilated superficial capillaries, as in fever or inflammation
Excoriation
self-indicated abrasion on skin due to scratching
Fissure
linear crack in skin extending into dermis
Furuncle
boil; suppurative inflammatory skin lesion due to infect hair follicle
Hemangioma
skin lesion due to benign proliferation of blood vessels in the dermis
Iris
target shape of skin lesion
Juandice
yellow color to skin, palate, and sclera due to excess bilirubin in the blood
Keloid
hypertrophic scar, elevated beyond site of original injury
Lichenification
tightly packed set of papules that thickens skin; caused by prolonged intense scratching
Lipoma
benign fatty tumor
Maceration
softening of tissue by soaking
Macule
flat skin lesion with only a color change
Nevus
mole; circumscribed skin lesion due to excess melanocytes
Nodule
elevated skin lesion larger than 1 cm diameter
Pallor
excessively pale, whitish-pink color to lightly pigmented skin
Papule
palpable skin lesion smaller than 1 cm in diameter
Plaque (skin)
skin lesion in which papules coalesce or come together
Pruritus
itching
Purpura
red-purple skin lesion due to blood in tissues from breaks in blood vessels
Pustule
elevated cavity containing thick, turbid fluid
Scale
compact desiccated flakes of skin from shedding of dead skin cells
Telangiectasia
skin lesion due to permanently enlarged and dilated blood vessels that are visible
Ulcer
sloughing of necrotic inflammatory tissue that causes a deep depression in skin, extending into dermis
Vesicle
elevated cavity containing free fluid up to 1 cm in diameter
Zosteriform
linear shape of skin lesion along a nerve route
Bruit
blowing, swooshing sound heard through the stethoscope over an area of abnormal blood flow
Dysphagia
difficulty in swallowing
Goiter
increase in size of thyroid gland that occurs with hyperthyrodism
Lymphadenopathy
enlargement of the lymph nodes due to infection, allergy, or neoplasm
Macrocephalic
refers to abnormally large head
Microcephalic
refers to abnormally small head
Normocephalic
refers to round symmetric skull that is appropriately related to body size
Toricollis
head tilt due to shortening or spasm of one sternomastoid muscle
Vertigo
illusory sensation of either the room or one’s own body spinning; not the same as dizziness
Accommodation
adaptation of the eye for near vision by increasing the curvature of the lens
Anisocoria
unequal pupil size
Arcus senilis
gray-white arc or circle around the limbus of the iris that is common with aging
Argyll Robertson pupil
pupil does not react to light; does constrict with accommodation
A-V crossing
crossing paths of an artery and vein in the ocular fundus
Bitemporal hemianopsia
loss of both temporal visual fields
Blepharitis
inflammation of the glands and eyelash follicles along the margin of the eyelids
Cataract
opacity of the lens of the eye that develops slowly with aging and gradually obstructs vision
Chalazion
infection or retention cyst of a meibomian gland, showing as a beady nodule on the eyelid
Conjunctivitis
infection of the conjunctiva “pinkeye”
Cotton wool area
abnormal soft exudates visible as gray-white areas on the ocular fundus
Cup-to-disc ratio
ratio of the width of the physiologic cup to the width of the optic disc, normally half or less
Diopter
unit of strength of the lens setting on the ophthalmoscope that changes focus on the eye structure
Diplopia
double vision
Drusen
benign deposits on the ocular fundus that shows as round yellow dots and occur commonly with aging
Ectropion
lower eyelid loose and rolling outward
Entripion
lower eyelid rolling inward
Exophthalmos
protruding eyeballs
Foeva
area of keenest vision at the center of the macula on the ocular fundus
Glaucoma
a group of eye disease characterized by increased intraocular pressure
Hordeolum
(stye) red, painful pustule that is a localized infection of hair follicle at eyelid margin
Lid lag
abnormal white rim of sclera visible between the upper eyelid and the iris when a person moves the eyes downward
Macula
round darker area of the ocular fundus that mediates vision only from the central visual field
Microaneurysm
abnormal finding of round red dots on the ocular fundus thare are localized dilations of small vessels
Miosis
constricted pupils
Mydriasis
dilated pupils
Myopia
nearsighted; refractive error in which near vision is better than far vision
Nystagmus
involuntary, rapid, rhythmic movement of the eyeball
Optic atropy
pallor of the optic disc due to partial or complete death of the optic nerve
Papilledema
stasis of blood flow out of the ocular fundus; sign of icnreased intracranial pressure