11-1188_Ch12

advertisement
Medical Terminology for Health Professions
Ann Ehrlich/Carol L.Schroeder
7th Edition
The Integumentary System
Chapter 12
© 2013 Delmar, Cengage Learning. All Rights Reserved
Overview of Structures, Combining Forms,
and Functions of the Integumentary System
© 2013 Delmar, Cengage Learning. All Rights Reserved
Skin
• Primary Function
– First line of defense for the immune system
– Waterproofs the body
– Major receptor for the sense of touch
• Related Word Parts (Combining Forms)
– cutane/o
– dermat/o, derm/o
© 2013 Delmar, Cengage Learning. All Rights Reserved
The Skin
• Epidermis: outermost layer of the skin
• Dermis: thick layer of living tissue directly
below the epidermis
• Subcutaneous layer: located just below the
layers of the skin and connects skin to
surface muscles
(continues)
© 2013 Delmar, Cengage Learning. All Rights Reserved
The Skin
© 2013 Delmar, Cengage Learning. All Rights Reserved
Sebaceous Glands
• Primary Function
– Secrete sebum (oil) to lubricate the skin
– Discourage the growth of bacteria on the skin
• Related Word Parts (Combining Forms)
– seb/o
© 2013 Delmar, Cengage Learning. All Rights Reserved
Sweat Glands
• Primary Function
– Secrete sweat to regulate body temperature and
water content
– Excrete some metabolic waste
• Related Word Parts (Combining Forms)
– hidr/o
© 2013 Delmar, Cengage Learning. All Rights Reserved
The Skin
Click Here to play Skin animation
© 2013 Delmar, Cengage Learning. All Rights Reserved
Hair
• Primary Function
– Aids in controlling the loss of body heat
• Related Word Parts (Combining Forms)
– pil/i, pil/o
© 2013 Delmar, Cengage Learning. All Rights Reserved
Nails
• Primary Function
– Protect the dorsal surface of the last bone of
each finger and toe
• Related Word Parts (Combining Forms)
– onych/o
– ungu/o
© 2013 Delmar, Cengage Learning. All Rights Reserved
Structures of the Fingernails and Toenails
© 2013 Delmar, Cengage Learning. All Rights Reserved
Burns
Click Here to play Burns animation
© 2013 Delmar, Cengage Learning. All Rights Reserved
Key Word Parts and Definitions
• cutane/o
– skin
• derm/o, dermat/o
– skin
• hidr/o
– sweat
• hirsut/o
– hairy, rough
(continues)
© 2013 Delmar, Cengage Learning. All Rights Reserved
Key Word Parts and Definitions
• kerat/o
– horny, hard
• lip/o
– fat, lipid
• melan/o
– black, dark
• myc/o
– fungus
(continues)
© 2013 Delmar, Cengage Learning. All Rights Reserved
Key Word Parts and Definitions
• onych/o
– fingernail or toenail
• pil/i, pil/o
– hair
• py/o
– pus
• rhytid/o
– wrinkle
(continues)
© 2013 Delmar, Cengage Learning. All Rights Reserved
Key Word Parts and Definitions
• seb/o
– sebum
• urtic/o
– rash, hives
• xer/o
– dry
© 2013 Delmar, Cengage Learning. All Rights Reserved
Questions
© 2013 Delmar, Cengage Learning. All Rights Reserved
Question
A human being sheds a complete layer of skin
every 4 months.
True or False?
© 2013 Delmar, Cengage Learning. All Rights Reserved
Answer
False. A human sheds a complete layer of skin
every 4 weeks.
© 2013 Delmar, Cengage Learning. All Rights Reserved
Question
Each square inch of human skin consists of how
many feet of blood vessels?
a. 10
b. 20
c. 2
© 2013 Delmar, Cengage Learning. All Rights Reserved
Answer
b. 20
© 2013 Delmar, Cengage Learning. All Rights Reserved
Question
Ulcers can occur on the skin as well as within
the body.
True or False?
© 2013 Delmar, Cengage Learning. All Rights Reserved
Answer
True. An ulcer is an open lesion of the skin or
mucous membrane.
© 2013 Delmar, Cengage Learning. All Rights Reserved
Question
The most common form of skin cancer is:
a. melanoma
b. basal cell carcinoma
c. squamous cell carcinoma
© 2013 Delmar, Cengage Learning. All Rights Reserved
Answer
b. Basal cell carcinoma is the most common,
but least harmful, type of skin cancer.
© 2013 Delmar, Cengage Learning. All Rights Reserved
Answers to Learning Exercises
© 2013 Delmar, Cengage Learning. All Rights Reserved
Chapter 12 Answers
Matching Word Parts 1
12.1. cutane/o
12.2. urtic/o
12.3. erythr/o
12.4. hidr/o
12.5. rhytid/o
Matching Word Parts 2
12.6. melan/o
12.7. lip/o
12.8. kerat/o
12.9. pedicul/o
12.10. dermat/o
© 2013 Delmar, Cengage Learning. All Rights Reserved
Chapter 12 Answers
Matching Word Parts 3
12.11. xer/o
12.12. myc/o
12.13. hirsut/o
12.14. onych/o
12.15. seb/o
Definitions
12.16. cellulitis
12.17. dysplastic nevi
12.18. alopecia areata
12.19. hematoma
12.20. diaphoresis
12.21. cicatrix
12.22. bulla
12.23. debridement
12.24. second-degree
12.25. verrucae
© 2013 Delmar, Cengage Learning. All Rights Reserved
Chapter 12 Answers
Matching Structures
12.26. keratin
12.27. unguis
12.28. sebaceous glands
12.29. mammary glands
12.30. dermis
Which Word?
12.31. onychocryptosis
12.32. impetigo
12.33. laceration
12.34. basal cell
12.35. necrotizing fasciitis
© 2013 Delmar, Cengage Learning. All Rights Reserved
Chapter 12 Answers
Spelling Counts
12.36. psoriasis
12.37. eczema
12.38. abscess
12.39. onychia
12.40. scleroderma
Abbreviation Identification
12.41. basal cell carcinoma
12.42. irrigation and
debridement
12.43. systemic lupus
erythematosus
12.44. malignant melanoma
12.45. squamous cell
carcinoma
© 2013 Delmar, Cengage Learning. All Rights Reserved
Chapter 12 Answers
Term Selection
12.46. granuloma
12.47. pediculosis
12.48. erythema
12.49. scales
12.50. carbuncle
Sentence Completion
12.51. purulent
12.52. onychomycosis
12.53. gangrene
12.54. albinism
12.55. urticaria
© 2013 Delmar, Cengage Learning. All Rights Reserved
Chapter 12 Answers
Word Surgery
12.56. rhytid, ectomy
12.57. onych/o, myc, -osis
12.58. follicul, -itis
12.59. prurit, us
12.60. ichthy, -osis
True/False
12.61. True
12.62. False
12.63. True
12.64. False
12.65. True
© 2013 Delmar, Cengage Learning. All Rights Reserved
Chapter 12 Answers
Clinical Conditions
12.66. sclerotherapy
12.67. albinism
12.68. hematoma
12.69. abrasion
12.70. petechiae
12.71. scabies
12.72. Mohs’
12.73. blepharoplasty
12.74. abscess
12.75. sleep hyperhidrosis
Which Is the Correct
Medical Term?
12.76. paronychia
12.77. comedo
12.78. psoriasis
12.79. koilonychia
12.80. nevus
© 2013 Delmar, Cengage Learning. All Rights Reserved
Chapter 12 Answers
Challenge Word Building
12.81. onychomalacia
12.82. hypohidrosis
12.83. rhinoplasty
12.84. onychoma
12.85. melanopathy
12.86. onychectomy
12.87. anonychia
12.88. dermatopathy
12.89. mycosis
12.90. melanodermatitis
Labeling Exercises
12.91. cyst
12.92. pustule
12.93. vesicle
12.94. bulla
12.95. ulcer
12.96. epidermis
12.97. dermis
12.98. subcutaneous
12.99. sebaceous
12.100. sweat
© 2013 Delmar, Cengage Learning. All Rights Reserved
Download
Related flashcards
Create Flashcards