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Plastic Surgery
Surg Tech Plastics & Reconstructive
| Question | Answer |
|---|---|
| For the tumescent liposuction, extensive suctioning of greater than ______ mL or cc can cause hypovolemia or other fluid/hemodynamic complications | 1000 |
| The tumescent solution is a mixture of | 250 mL NaCl, 75 mL Lidocaine with epi, 2 mL Wydase |
| Rapid side-to-side movement used for sharp dissection | oscillating |
| Dead tissue that sloughs off of healthy skin | eschar |
| Excoriated tissue; loss of intact coverings | denuded |
| For which procedure would the ST prepare a tumescent solution? | suction lipectomy (liposcution) |
| ____ or ____ may power an oscillating-blade dermatome | electricity or nitrogen |
| What is used on donor site of a skin graft as a lubricant? | sterile mineral oil |
| 3 types of handheld knife dermatomes | Ferris-Smith, Watson, and Wek-Cel |
| What is a FTSG composed of? | epidermis and all of dermis |
| What is a STSG composed of? | epidermis and approx. half of dermis |
| What is done for a FTSG to heal by primary intention? | donor site wound must be sutured |
| What is done for a STSG to heal? | dressed and allowed to heal b/c epithelium growth occurs due to dermis that is left in place |
| The intugumentary system contains ___ main layers: | 2 - epidermis (outer) and dermis (inner) |
| Epidermis consists of ____ or ____ layers called _____ | 4 or 5; Strata |
| Epidermis layers (from innermost to outermost) | Stratum basale, Stratum spinosum, Stratum granulosum, Stratum lucidum, Stratum corneum |
| Other name for dermis | Stratum cornium |
| 2 layers of dermis | Reticular layer, Papillary layer |
| Subcutaneous layer (hypodermis) consists of | adipose and loose connective tissue |
| Oil producing glands | sebaceous glands |
| Oil produced by sebaceous glands is called | sebum |
| Sebum | helps with fluid regulation and keeps skin and hair soft/pliable |
| Sweat glands | sudoriferous glands |
| 3 types of sudoriferous glands | Merocrine glands and Apocrine glands, ceruminous gland |
| Merocrine glands | distributed over most of body and open directly to skin surface through pores |
| Apocrine glands | larger than Merocrine glands; located in external genitalia and axillae |
| Ceruminous gland | only found in external auditory canal that secretes cerumen |
| 3 locations with no sweat glands | portions of external genitalia, nipples, lips |
| 1st degree burn | just epidermis - erythema, no blisters |
| 2nd degree burn | dermis to varying degrees - blister/extremely painful |
| 3rd degree burn | completely penetrate full thickness of skin and often underlying structures - permanent tissue damage |
| 4th degree burn | "char burns" - damage blood vessels, nerves, muscles, and tendons, bone density |
| Rule of Nines | Head/neck - 9% Ant/Post trunk - 18% each Upper extremities - 9% Lower extremities - 9 % Perineum - 1% |
| What instrument do you use to handle skin grafts? | Adson smooths |
| I&D | irrigation and debridement |
| What should be done with the harvested skin graft while awaiting meshing or application? | placed in body temp saline |
| Dermachalasis | relaxation and hypertrophy of eyelid skin |
| What causes dermachalsis? | sun exposure and age |
| Name of incision for blepharoplasty? | elliptical (made along ciliary margin following natural curve of eyelid) |
| Contraction of the palmar fascia | Dupuytren's contracture |
| Med term for "clubhand" | radial dysplasia or hypoplasia |
| What age is a correction for radial dysplasia performed? | 12 months |
| Best type of laser for endoscopic brow lift? | CO2 |
| Why are malar implants done? | for pts who have deficient bone structure or severe atrophy of overlying soft tissue |
| Incision for malar implants | gingivobuccal sulcus over canine fossae |
| Mentoplasty | chin repair |
| Why is a mentoplasty performed? | cosmetic, correcting micrognathia (underdevelopment of jaw), or restoring post-traumatic facial disfigurement |
| Rhytidectomy | full face lift |
| What must be avoided when using retractors during a rhytidectomy? | facial nerve (VII) |
| Where are mentoplasty implants placed? | subperiosteal pocket |
| Why are there 2 setups for an otoplasty? | one for primary procedure and one for removing and forming costal cartilage graft |
| Cheiloschisis | cleft lip |
| 2 methods of cheiloschisis repair | rotation advancement and triangular flap (imitates z-plasty) |
| Blade used for a cheiloscisis repair | #11 or #15 |
| ____ carpal bones compose each wrist (carpus) | 8 |
| Carpal bones | Scaphoid, Lunate, Triquetral, Pisiform, Trapezium, Trapezoid, Capitate, Hamate |
| ____ flexor tendons and median nerve pass through carpal tunnel | 9 |
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