The Integumentary System Lecture (Hair) | Lecture Note

University:
University of Maryland Baltimore County
Course:
EHS 115 | Medical Terminology
Academic year:

2023
Views:

250

Pages:

14
Author:

esfredint7qo

Hair • Primary Function – Aids in controlling the loss of body heat • Related Word Parts (Combining Forms) – pil/i, pil/o Nails • Make of hard, keratinized plates of epidermal cells • Primary Function – Protect the dorsal surface of the last bone of each finger and toe • Related Word Parts (Combining Forms) – onych/o – ungu/o Medical Specialties Related to Integumentary System • Dermatologist o Specializes in diagnosing/treating disorders of the skin • (dermat: skin; -ologist: specialist) • Plastic surgeon o Specializes in surgical restoration or reconstruction of body structures • (-plasty: surgical repair) • Cosmetic surgeon o Plastic surgeon who performs operations for aesthetic rather than medical reasons Hair o Folliculitis • Inflammation of hair follicles o (follicul: hair follicle; -itis: inflammation) o Trichomycosis axillaris • Superficial bacterial infection of hair shafts in areas with extensive sweat glands, such as armpits o (trich/o: hair; myc: fungus; -osis: abnormal condition; axill: armpit; -ary: pertaining to) Hirsutism Excessive body and facial hair in women, usually occurring in a male pattern • (hirsut: hairy; -ism: condition) Abnormal Hair Loss o Alopecia • Partial or complete loss of hair o(alopec: baldness; -ia: condition) o Alopecia areata • Autoimmune disorder attacking hair follicles • Occurs in patches on scalp or elsewhere on body Birthmarks •Capillary hemangioma o Soft, raised, pink or red vascular birthmark o Benign tissue mass • (hem: blood; angi: blood or lymph vessels; -oma: tumor) th • Erythema • Redness of skin due to capillary dilation o (erythem: flushed; -a: noun ending) • Erythroderma o Abnormal redness of entire skin surface • (erythr/o: red; -derma: skin) Key Word Parts and Definitions • cutane/o – skin • derm/o, dermat/o – skin • hidr/o – sweat • hirsut/o – hairy, rough (continues ) Key Word Parts and Definitions • kerat/o – horny, hard • lip/o – fat, lipid • melan/o – black, dark • myc/o – fungus (continues ) Key Word Parts and Definitions • onych/o – fingernail or toenail • pil/i, pil/o – hair • py/o – pus • rhytid/o – Wrinkle (continues • seb/o Key Word Parts and Definitions – Sebum (it is an oily substance produced in the sebaceous glands. It mixes with fat molecules (lipids) • urtic/o – rash, hives (it is an itchy patch of skin that turns into swollen red) • xer/o – Dry (e.g xeroderma (dry skin) • pedicul/o – lice