DISORDERS DISEASES OF THE SKIN
EXAMPREP QUESTIONS ANSWERS
COMPLETE REVIEW MATERIAL
GUARANTEED PASS
●● Dermatology
Answer: is the branch of medical science that studies and treats the skin
and its disorders and diseases
●● Dermatologist
Answer: is a physician who treats these disorders and diseases
●● Lesions
Answer: Are structural changes in the tissues caused by damage or
injury. Any mark, wound, or abnormality is described as a lesion. The
tree types of lesions are primary, secondary, and tertiary. Some
references call tertiary, or third type of lesions, vascular lesions. Vascular
lesions involve the blood or circulatory system
●● Primary lesions
,Answer: are lesions in the initial stages of development or change.
characterized by flat, nonpalpable changes in skin color or by elevations
formed by fluid in a cavity, such as vesicles or pustules
●● Bulla
Answer: Large blister containing a watery fluid (Ex. contact dermatitis,
large second degree burns, bulbous impetigo, pemphigus)
●● Cyst
Answer: closed abnormally developed sac that contains pus, semifluid,
or morbid matter, above or below the skin. can be drained of fluid (Ex.
severe acne)
●● Tubercle
Answer: abnormal rounded, solid lump; larger than a papule; cannot be
drained of fluid (Ex. lipoma, erythema nodosum)
●● Macule
Answer: plural maculae; flat spot or discoloration on the skin (Ex.
freckle or 'age spot')
●● Nodule
Answer: a solid bump larger than 0.4 inches (1 cm) that can be easily
felt (Ex. swollen lymph nodes, rheumatoid nodules)
, ●● Papule
Answer: a small elevation on the skin that contains no fluid, but may
develop pus (Ex. acne, warts, elevated nevi)
●● Pustule
Answer: raised, inflamed, papule with a white or yellow center
containing pus in the top of the lesion (Ex. acne, impetigo, folliculitis)
●● Tumor
Answer: abnormal mass varying in size, shape, and color (Ex. cancer)
●● Vesicle
Answer: small blister or sac containing clear fluid, lying within, or just
beneath the epidermis (Ex. poison ivy, poison oak)
●● Wheal
Answer: an itchy, swollen lesion that can be caused by a blow, scratch,
bite of an insect, or urticaria, or the sting of a nettle (Ex. hives, mosquito
bites)
●● Urticaria
Answer: AKA hives, caused by an allergic reaction from the body's
histamine production