The document discusses the integumentary system and medical terminology related to the skin. It describes the layers of the skin, including the epidermis, dermis, and subcutaneous layers. The skin has several functions like protection, temperature regulation, and housing nerve receptors. Accessory organs of the skin include sweat glands, sebaceous glands, and hair. Medical terms are formed using word roots combined with suffixes or combining forms. Examples provided include dermatology from dermat- (skin) and -ology; and melanoma from melan- (black) and -oma. Learning medical terminology involves understanding word roots and how they combine to form terms related to parts, conditions, or specialists of the integument
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J kontopoulos chapter #3
1. Integumentary System & Medical TermsBy: Jessica KontopoulosCHAPTER 3Bio 120Professor: R Abdullah
2. SkinA/K/A Integument or Cutaneous MembraneLargest organ in the bodyLayers: Epidermis, Dermis and SubcutaneousFunctions:Protects BodyHouses nerve receptorsSecretes FluidsRegulate Temperature
3. Accessory OrgansSweat Glands- Cools body as sweat evaporatesSebaceous glands- Secrete sebumHair Provides protection with sensory receptorsNails- Cover and protects tips of digits
4. Medical TerminologyTerms are formed by using a word root adding the combining form and a suffix. For example dermat/o (skin) and -logy (study of) forming dermatology.
6. Melan/o= BlackA dangerous form of skin cancer caused by an overgrowth of melanin in a melanocyte.Special cells in the basal layer of the epidermis. They contain the black pigment melanin.MelanomaMelan/o + -omaMelanocyteMelan/o + -cyte
7. -derma- SkinDry and scaly skin conditionA/K/A vitiligo Disappearance of pigment from the skin in patches, causing a milk white appearanceIchthyoderma-derma + ichthy/oLeukoderma-derma + leuk/o
9. ConclusionLearning medical terminology is like learning a foreign languageWhen studying medical terms rather than memorizing it, it is easier to learn the word roots along with combining form and adding the appropriate suffix.