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Chapter 3

QuestionAnswer
What is the main function of the integumentary system? Protects the body, regulates temperature, and allows sensory perception.
What are the roots for “skin”? cutaneo-, dermo-, dermato-
What does the root “hidro-” refer to? Sweat glands
What layer of skin is composed of large, scaly cells? Epidermis
What layer of skin contains hair follicles, nerves, and glands? Dermis
Which root refers to hair? pilo- or tricho-
Which root refers to nails? onycho- or unguo-
What does the root “sebaceo-” refer to? Oil glands
Which prefix refers to dry skin? Xero-
Which prefix indicates black skin color changes? melano-
What is dermatalgia? Pain in the skin
What does pruritus mean? Itchy skin
What is urticaria? Raised, itchy welts (hives)
What term describes excessively oily skin? seborrhea
What is xerosis? Very dry skin
What is hyperhidrosis? Excessive sweating
What is anhidrosis? Lack of sweat
What is alopecia? Hair loss
What is hypertrichosis? Excess hair growth
What term describes congenital absence of skin pigment? albinism
What does “localized” rash mean? Limited to a specific area
What is a papule? Small raised bump < 1 cm
What is a plaque? Large, flat, plateau-like lesion
What is a vesicle? Small, fluid-filled lesion
What is a bulla? Large fluid-filled blister
What is a pustule? Pus-filled lesion
What is a macule? Small, flat, discolored area
What is a patch? A: Large, flat, discolored area
What is the difference between centrifugal and centripetal rashes? Centrifugal spreads from center outward; centripetal spreads from outside inward
What are the four degrees of burns based on depth? 1st-degree (epidermis), 2nd-degree (epidermis + dermis), 3rd-degree (subcutaneous tissue), 4th-degree (bone/muscle/fascia)
What is impetigo? A: Bacterial skin infection with small yellow crusts
What is cellulitis? Deep skin bacterial infection
: What is hidradenitis? Infection of sweat glands
Q: What is onychomycosis? Fungal infection of fingernails or toenails
Q: What is atopic dermatitis? Sensitive, dry, itchy skin, often related to allergies/asthma
What is basal cell carcinoma? Most common skin cancer; round, flesh-colored, pearly nodule
Created by: LiaChattmon
 

 



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