J kontopoulos chapter #3

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Integumentary System
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Bio 120

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J kontopoulos chapter #3

  1. 1. Integumentary System & Medical Terms<br />By: Jessica Kontopoulos<br />CHAPTER 3<br />Bio 120<br />Professor: R Abdullah<br />
  2. 2. Skin<br />A/K/A Integument or Cutaneous Membrane<br />Largest organ in the body<br />Layers: Epidermis, Dermis and Subcutaneous<br />Functions:<br />Protects Body<br />Houses nerve receptors<br />Secretes Fluids<br />Regulate Temperature<br />
  3. 3. Accessory Organs<br />Sweat Glands- Cools body as sweat evaporates<br />Sebaceous glands- Secrete sebum<br />Hair – Provides protection with sensory receptors<br />Nails- Cover and protects tips of digits<br />
  4. 4. Medical Terminology<br />Terms are formed by using a word root adding the combining form and a suffix. <br />For example dermat/o (skin) and -logy (study of) forming dermatology.<br />
  5. 5. Dermat/o = Skin<br />Inflammation of the skin<br />Dermatologist<br />Dermat/o + -logist<br />Dermatitis<br />Dermat/o +-itis<br />A Specialist in skin<br />
  6. 6. Melan/o= Black<br />A dangerous form of skin cancer caused by an overgrowth of melanin in a melanocyte.<br />Special cells in the basal layer of the epidermis. They contain the black pigment melanin.<br />Melanoma<br />Melan/o + -oma<br />Melanocyte<br />Melan/o + -cyte<br />
  7. 7. -derma- Skin<br />Dry and scaly skin condition<br />A/K/A vitiligo <br />Disappearance of pigment from the skin in patches, causing a milk white appearance<br />Ichthyoderma<br />-derma + ichthy/o<br />Leukoderma<br />-derma + leuk/o<br />
  8. 8. Onych/o=nail<br />Softening of nails<br />Surgical removal of the nail<br />Onychomalacia<br />Onych/o + malacia<br />Onychectomy<br />Onych/o + ectomy<br />
  9. 9. Conclusion<br />Learning medical terminology is like learning a foreign language<br />When studying medical terms rather than memorizing it, it is easier to learn the word roots along with combining form and adding the appropriate suffix.<br />

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