Which of the following interweaves its fibers during the maturation phase of wound healing and increases its tensile
strength?
collagen
A wound that is not sutured and that gradually fills in by granulation heals by which intention?
second
All of the following are techniques for eliminating dead space in a wound EXCEPT:
a. careful approximation of tissues
****b. electrical nerve stimulation****
c. placement of wound drain
d. pressure dressings
Which postoperative wound complication would require immediate surgical treatment?
evisceration
Which phase of healing for wounds closed by first intention begins within minutes of the incision or injury?
inflammatory
What is the name of a raised, hypertrophic scar due to excessive collagen formation in some darker-skinned
individuals?
keloid
Which type of suture needle is used on friable tissue such as liver or kidney?
blunt
Which tissue layer of the abdominal wall provides the greatest strength and support of the wound?
fascia
Which historic figure in medicine is credited with creating principles of proper tissue handling and suturing?
Halsted
Tissue trauma is minimized by using which type of suture-needle combination?
suture permanently swaged on an eyeless needle
Another name for a suture ligature is a:
stick tie
Which type of needle is preferred for suturing of skin?
cutting
What is the term for removal of foreign material or contaminated debris from a wound?
debridement
Evisceration of an abdominal wound is:
protrusion of viscera through all tissue layers
Which type of healing occurs in an aseptic wound with good approximation and ideal surgical conditions?
first intention
If tissue is approximated too tightly, it can result in:
ischemia
Primary union wound healing occurs:
side to side
Inflammation can BEST be described as:
a normal protective response to tissue injury
Which of the following wounds would be assigned a Class I?
inguinal hernia repair with no breaks in technique
What kind of wound is a sacral decubitus ulcer?
chronic
Which wound classification would be assigned to a vaginal hysterectomy with anterior and posterior colporrhaphy?
Class II
A patient undergoing chemotherapy and radiation therapy for cancer might experience prolonged wound healing due
to:
immunosuppressed status
What is the term for a type of suture that has the strand of suture material inserted into the hollowed-out needle end?
swaged
Which of the following is a natural, multifilament suture classified as nonabsorbable but loses much of its tensile
strength in a year and is undetectable in tissues after 2 years?
surgical silk
Some multifilament sutures are coated to:
provide smooth passage through tissue
Which of the following sutures has comparatively inconsistent tensile strength and rapid absorption rate in vivo with
moderate tissue reaction?
plain surgical gut
Ethicon sutures may be available with a designation of “plus” for some sutures, which means they:
are impregnated with an antibacterial coating
Which organization specifies diameter ranges for sutures?
U.S. Pharmacopeia (USP)
What is the chemical name of Gore-Tex suture?
polytetrafluoroethylene
Which suture is MOST inert in tissue?
stainless steel
What is the primary reason bolsters are used with retention sutures?
to prevent sutures from cutting into the skin
Ligatures are use to:
occlude the lumen of a blood vessel
What is the term that describes the measure of how much a suture strand can be stretched before breaking?
tensile strength
Which of the following is NOT correct about the structure/design of suture needles?
They range from 1/2 circle curvature to 5/8 circle curvature.
How will the surgeon manipulate skin edges of a wound before the surgical technologist places an approximating skin
staple?
evert the edges outward
Which of the following tissues is NOT part of the abdominal wall closure when retention sutures are placed?
mesentery
Which nonsuture needle is used for insufflation of carbon dioxide into the abdomen for laparoscopy?
Veress
Which needle has the cutting edge on the outside curvature of the needle body?
reverse
Which suture gauge would be MOST appropriate for ophthalmic surgery?
8-0
A continuous suturing technique that places sutures in the endothelial layer of the skin in short, lateral throws is called
a:
subcuticular suture
Which of the following surgical needles is a solid bore (not hollow) type of needle?
Keith
Which type of suture ties has an attached needle?
suture ligature
The suturing technique MOST appropriate for wounds likely to become infected or suffer potential stress is:
interrupted
Which of the following statements is TRUE regarding natural absorbable sutures?
They are packaged wet.
A way in which the surgical technologist can assist the surgeon by keeping the suture strand out of the way during a
continuous running closure is by:
following
Which statement is Correct regarding monofilament sutures?
They may be used in infected wounds.
Which absorbable suture provides for the MOST extended wound support?
PDS Plus
Which suturing technique would be used to close the stump of the appendix in an open appendectomy?
purse-string
Which of the following is synthetic, monofilament, nonabsorbable, and the most inert synthetic suture used frequently
in cardiovascular and ophthalmology procedures?
polypropylene
Which type of suture is often used to create a vascular anastomosis?
synthetic, nonabsorbable, monofilament with double-armed taper needles
Which type of synthetic mesh is absorbable?
polyglactin 910
Which internal stapling device fires a circular double row of staples to reanastomose the colon?
intraluminal stapler
What is used to close the epidermal layer when a subcuticular wound closure has been done for good cosmesis?
skin closure tapes
Which of the following types of vessel loops are NOT available for use?
green colored for bile ducts
What is the chemical name for Dermabond(TM) or Indermil(TM)?
cyanoacrylate
What would be the type of suture placed temporarily in the tongue to hold it out of the way in a maxillofacial
procedure?
traction
Which suture technique involves making a knot in the suture outside of the body and then pushing it inside through a
cannula?
extracorporeal method
Which layer of the abdominal wall must be approximated securely, even if the other layers are not?
fascia
In general, a monofilament suture would require ____________ knot throws for security than a multifilament suture.
more
To achieve the goal of leaving as little foreign material in a wound, the ideal suture selected should have:
high-tensile strength and small diameter
What is the term for tissue that is easily torn or shredded?
friable
By which intention would a purulent wound treated by debridement and placement of medicated packing, then sutured
after resolution of the infection heal?
third intention
Natural absorbable sutures are broken down in the body by:
enzymatic digestion
Approximation is bringing two sides of a wound together closely with sutures, wound zippers, or special adhesives so
that the wound can heal from side to side.
True
Suture gauge can range from #5 (being the smallest) to 11-0 (being the heaviest) diameter.
False
The tensile strength of suture material should equal the tensile strength of the tissue into which suture is placed.
True
A surgeon’s choice of suture to be used is based on the surgeon’s training, the condition of the patient, the type of
wound, and the conditions surrounding the surgical intervention.
True
Sutures with memory, such as chromic, plain, nylon, or other monofilaments, should be stretched tightly to remove
any kinks in the strand before being handed to the surgeon.
False
Small, white, mature surface scar seen in differentiation phase of healing
Cicatrix
Capability of suture material to retain tissue fluids and bacteria that can communicate along the length of a continuous
suture line
Capillarity
Process of breaking down synthetic polymer chains by water from tissues
Hydrolysis
Traumatic cut or tearing of skin or soft tissues
Laceration
Intentional cut through intact tissue for purposes of exposing underlying tissues
Incision
Traumatic injury from friction forces causing scraping of epidermal layer
Abrasion
Closed traumatic wound; also called a bruise
Contusion
Abnormal connection between two epithelial surfaces, open at both ends
Fistula
Abnormal tract between two epithelial surfaces, open at one end only
Laceration
Biological material for tissue repair; made from porcine submucosa; leaves a collagen matrix
In-growth mesh
Which of the following is an example of acceptable and safe intraoperative autotransfusion blood collection?
blood collected from sponges into a basin of sterile saline during repair of ruptured abdominal aortic aneurysm
What is the term for the blood products donated by another person?
homologous
Which of the following is NOT a method of achieving hemostasis?
apportional
Which of the following is a genetic clotting deficiency?
hemophilia
Which blood type is considered the universal recipient?
AB
Elective surgery patients may be asked to discontinue use of which medication to prevent drug-therapy-induced
platelet dysfunctions?
aspirin
Kitners, Cottonoids, and laps are surgical:
sponges
Tourniquets provide permanent mechanical hemostasis and enhance visualization by creating a bloodless field.
False
Avitene®, Gelfoam®, and Surgicel® are examples of mechanical methods of hemostasis.
False
Two members of the surgical team must perform the checks of identification information: patient armband, blood and
Rh type, unit number, and expiration date prior to administration of any blood products to a patient.