Chapters 19, 21, & 23 Review

1. Chapters 19, 21, & 23Review Questions

2. Plastics • The skin is a ____ membrane. • cutaneous

3. Plastics • The process by which strands of tough, fibrous proteins develop within the cell membrane is ____. • keratinization

4. Plastics • The pigment that occurs in the epidermis and absorbs light energy is ____. • melanin

5. Plastics • Which layer contains hair follicles, sweat glands, sebaceous glands, and nerve fibers? • dermis

6. Plastics • Which layer of skin functions best as a heat insulator? • subcutaneous

7. Plastics • Sebaceous glands secrete ____. • sebum

8. Plastics • What type of graft is skin harvested from a cadaver? • homograft

9. Plastics • If skin is taken from an unburned area of the patient and used as a transplant, it is called a(n) ____. • autograft

10. Plastics • What three nerves innervate the forearm, wrist, and hand? • radial, ulnar, median

11. Plastics • Which muscle is responsible for flexing the hand at the wrist? • palmaris longus

12. Plastics • What are the two main arteries that supply the forearm and hand? • radial and ulnar

13. Plastics • What is a common method of determining the percentage of body surface burned? • rule of nines

14. Plastics • What other pathology often occurs in conjunction with cheiloschisis? • palatoschisis

15. Plastics • What medical term refers to the condition in which the digits of the hands or feet fail to separate? • syndactyly

16. Plastics • The condition causing the contraction of palmar fascia is known as ____. • Dupuytren's disease

17. Plastics • A cosmetic procedure performed on the eyelid is a(n) ____. • blepharoplasty

18. Plastics • Which type of donor skin graft includes the epidermis, dermis, and possibly subcutaneous tissue? • FTSG

19. Plastics • Which procedure may involve the use of the local anesthetic cocaine? • rhinoplasty

20. Plastics • Which of the following is a synovial fluid-filled cyst that can arise from a tendon sheath or wrist joint? • ganglion cyst

21. Plastics • What surgical procedure is performed to remove hypertrophic breast tissue? • reduction mammoplasty

22. Plastics • Which procedure involves an initial skin incision within the hairline beginning in the temporal region superior to the ear? • rhytidectomy

23. Plastics • Which instrument is responsible for expanding the surface area of a skin graft? • mesh grafter

24. Plastics • Which nerve must be avoided during a rhytidectomy? • facial

25. Plastics • Which incision is usually employed for an abdominoplasty? (aka tummy-tuck) • low transverse

26. Plastics • How many phalanges are in a normal hand? • 14

27. Plastics • Which artery provides blood to the medial side of the forearm? • ulnar

28. Plastics • What is applied to a skin graft site for lubrication to allow for a dermatome to easily pass over the skin? • mineral oil

29. Plastics • Which surgical procedure is performed to improve the cosmetic appearance of the chin by correcting micrognathia? • mentoplasty

30. Plastics • Which type of flap allows the tissue to be transferred to remain attached to its blood supply? • pedicle flap

31. Plastics • Which type of instrument will be attached to the Mayo stand during a cleft palate repair? • self-retaining mouth gag

32. Plastics • How many carpal bones compose each wrist? • 8

33. Orthopaedics • Which of the following is the largest and most complex of the synovial joints? • knee

34. Orthopaedics • Which ligament originates from the anterior intercondylar area of the tibia and extends to the lateral condyle of the femur? • anterior cruciate

35. Orthopaedics • Turning the hand so that the palm is upward is referred to as ____. • supination

36. Orthopaedics • Extending the foot at the ankle is referred to as ____. • plantar flexion

37. Orthopaedics • A fracture at the distal end of the radius in which the smaller fragment is displaced posteriorly is called ____. • Colles’ fracture

38. Orthopaedics • Which bone articulates with the distal tibia and fibula? • talus

39. Orthopaedics • At its distal end, the tibia expands to form a prominence on the inner ankle called the ____. • medial malleolus

40. Orthopaedics • Posteriorly, the ilium joins the sacrum at the ____. • sacroiliac joint

41. Orthopaedics • Which of the following articulates with the head of the femur? • acetabulum

42. Orthopaedics • Which bone articulates with the glenoid cavity to form the shoulder joint? • humerus

43. Orthopaedics • The end of which bone articulates with the manubrium? • clavicle

44. Orthopaedics • Which bones are attached to each of the thoracic vertebrae? • ribs

45. Orthopaedics • Which type of fracture is complete and results in several bony fragments? • comminuted

46. Orthopaedics • Which type of cells break down and assimilate bone? • osteoclasts

47. Orthopaedics • Osteocytes are located in minute, bony chambers called ____. • lacuna

48. Orthopaedics • The distal and proximal ends of long bones are called ____. • epiphyses

49. Orthopaedics • What is the name of the second cervical vertebra? • axis

50. Orthopaedics • Bone grafts are usually taken from the ____. • iliac crest