Thursday, May 13, 2010

111-120 MCQ in Facial Plastic and Reconstructive Surgery


111-120

111) Which of the following statements regarding the Palatoplaty technique shown in the drawing below is TRUE?


A. It is used to repair complete palate clefts.
B. The created flaps are bipedicled.
C. The soft palate can be lengthed using a V-to-Y technique.
D. The repositioning of the velopharyngeal muscular sling can not be accomplished.
E. The medial and lateral incisions are connected anteriorly at the level of the incisor teeth

112) Which of the following statements about lip aesthetics is FALSE?

A. The distance from the menton to the subnasale should be one third of the distance from the menton to the hairline.
B. The distance from the subnasale to the stomion is one third of the distance comprising the lower third of the face.
C. The lower lip and chin constitute one half of the distance comprising the lower third of the face
D. The upper lip should lie 3.5 mm anterior to the line formed by the subnasale to the pogonion
E. The lower lip should lie 2.2 mm anterior to the line from the subnasale to the pogonion

113) Which of the following cells have THE MOST important ROLE in the inflammatory phase of wound healing?

A. Macrophages
B. Lymphocytes
C. Monocytes
D. Neutrophils
E. Platelets

114) Which of the following cells are FIRST TO APPEAR in the wound healing process?

A. Polymorphonuclear leukocytes
B. Macrophages
C. Lymphocytes
D. Endothelial cells
E. Fibroblasts

115) Which of the following statements regarding actinic keratosis is TRUE?

A. Actinic keratosis are common skin lesions with no malignant potential.
B. Actinic keratosis result from solar damage and chronic skin trauma.
C. Actinic keratosis can be removed or watched.
D. Diffuse actinic keratosis can be treated with topical 5-fluorouracil.
E. The lack of hyperkeratosis is a clinical feature of these skin lesions.

116) Which of the following anatomic areas will produce the LEAST intraoperative expansion?

A. Forehead
B. Scalp
C. Upper half of the nose
D. Neck
E. Nasal tip

117) Which of the following metals is THE BEST choice for long-term facial implantation?

A. Stainless steel
B. Vitallium
C. Titanium
D. Cobalt
E. Chromium

118) Which of the following tissue adhesives is the LEAST histotoxic?

A. Butyl-2-cyanoacrylate
B. Octyl-2-cyanoacrylate
C. Methyl-α-cyanoacrylate
D. Octyl-8-cyanoacrylate
E. Fibrin glues

119) Which of the following statements is FALSE using the trichloroacetic acid as a chemical peeling agent?

A. Has no systemic toxicity.
B. Depth of peel is predicted by concentration of solution.
C. Is unstable and therefore must be mixed fresh before each use.
D. Cost is low
E. Neutralization is not needed.

120) Which of the following cells synthesizes COLLAGEN?

A. Keratinocytes
B. Melanocytes
C. Langerhans’ Cells
D. Fibrocytes
E. Merkel’s Cells


ANSWERS & REFERENCES



111) C     The soft palate can be lengthed using a V-to-Y technique.

Bardach J., Salyer K., Noordhoff M. S.: Bilateral Cleft Lip Repair, Chapter 4, Surgical Techniques in Cleft Lip and Palate (Bardach and Salyer, editors), Mosby, Second Edition, 1991, pp. 119-121

112) C     The lower lip and chin constitute one half of the distance comprising the lower third of the face

Sherris D.A., Kern E.B.: Computed-Assisted Facial Analysis, Chapter 43 in Otolaryngology-Head and Neck Surgery (Cummings, Fredrickson, Harker, Krause, Richardson, Schuller, editors), Volume Two, Mosby, Third Edition, 1998, p. 840

Maloney B. P.: Aesthetic Surgery of the Lip, in chapter 36, Facial Plastic and Reconstructive Surgery, Thieme Medical Publishers, Third edition (Ira Papel, editor) p. 460, 2009

Zimbler M. S.: Aesthetic Facial Analysis, chapter 19 in Cummings Otolaryngology-Head and Neck Surgery, Fifth Edition, Volume one, Mosby Elsevier, 2010, pp. 269-280

113) A     Macrophages

Fisher E., Frodel Jr. J. L.: Wound Healing, Chapter 2, Facial Plastic and Reconstructive Surgery, Thieme Medical Publishers, second edition (Ira Papel, editor) p. 18, 2002

Fisher E., Frodel Jr. J. L.: Wound Healing, Chapter 2, Facial Plastic and Reconstructive Surgery, Thieme Medical Publishers, Third edition (Ira Papel, editor) p. 18, 2009

114) A     Polymorphonuclear leukocytes

Fisher E., Frodel Jr. J. L.: Wound Healing, Chapter 2, Facial Plastic and Reconstructive Surgery, Thieme Medical Publishers, second edition (Ira Papel, editor) pp. 16-18, 2002

Fisher E., Frodel Jr. J. L.: Wound Healing, Chapter 2, Facial Plastic and Reconstructive Surgery, Thieme Medical Publishers, Third edition (Ira Papel, editor) pp. 16-18, 2009

115) D     Diffuse actinic keratosis can be treated with topical 5-fluorouracil.

Swanson N.A.: Grekin R. C.: Recognition and Treatment of Skin Lesions, Chapter 22 in Otolaryngology-Head and Neck Surgery (Cummings, Fredrickson, Harker, Krause, Richardson, Schuller, editors), Volume One, Mosby, Third Edition, 1998, pp. 415-416

Willey A., Swanson N. A., Lee K.K.: Recognition and Treatment of Skin Lesions, Chapter 20 in Cummings Otolaryngology-Head and Neck Surgery, Fifth edition, Volume one, Mosby Elsevier, 2010, pp. 281-294

116) E     Nasal tip

Hoffmann J.F.: Tissue Expansion in Reconstruction of the Head and Neck, Chapter 45, Facial Plastic and Reconstructive Surgery, Thieme Medical Publishers, second edition (Ira Papel, editor) p. 555, 2002

Hoffmann J.F.: Tissue Expansion in Reconstruction of the Head and Neck, Chapter 55, Facial Plastic and Reconstructive Surgery, Thieme Medical Publishers, Third edition (Ira Papel, editor) p. 753, 2009

117) C     Titanium

Binder W. J., Moelleken B., Tobias G. W.: Aesthetic Facial Implants, Chapter 25, Facial Plastic and Reconstructive Surgery, Thieme Medical Publishers, second edition (Ira Papel, editor) p. 278, 2002

Binder W. J., Azizzadeh Babak, Tobias G. W.: Aesthetic Facial Implants, Chapter 32, Facial Plastic and Reconstructive Surgery, Thieme Medical Publishers, Third edition (Ira Papel, editor) p. 391, 2009

Fuleihan N. S.: Facial Implants, Chapter 38 in Otolaryngology-Head and Neck Surgery (Cummings, Fredrickson, Harker, Krause, Richardson, Schuller, editors), Volume One, Mosby, Third Edition, 1998, pp. 720-721

118) E     Fibrin glues

Quatela V.C., Sabini P.: Synthetic Implants, Chapter 6, Facial Plastic and Reconstructive Surgery, Thieme Medical Publishers, second edition (Ira Papel, editor) pp.68-69, 2002

Mobley S. R., Hillinski J., Toriumi D. M.: Surgical Tissue Adhesives, Facial Plastic Surgery Clinics of North America, New Horizons in Facial Plastic Surgery, (Sclafani, editor), Vol. 10., No. 2, , pp. 147-154, 2002

119) C     Is unstable and therefore must be mixed fresh before each use.

Alford E. L., Porter J. P.: Chemical Peel, Chapter 32, in Otolaryngology-Head and Neck Surgery (Cummings, Fredrickson, Harker, Krause, Richardson, Schuller, editors), Third Edition, Mosby, Vol. 1, p. 644-645, 1998

http://emedicine.medscape.com/article/842768-overview#aw2aab6b6

120) D     Fibrocytes

Bennett R.G.: Anatomy and Physiology of the skin in chapter 1, Facial Plastic and Reconstructive Surgery, Thieme Medical Publishers, second edition (Ira Papel, editor) pp.5-6, 2002

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Updated:  May 1, 2017

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