2021 AORN PeriOp 101 Exam
1. healthcare organizations
2. healthcare professionals
3. FDA - ANS-should strengthen the focus of existing processes on patient safety
issues
1. sense of trust among team members
2. development & support of proactive approach
3. dissemination & verification of receity of info to all levels of staff & management
4. sincere commitment to affirming safety as 1st priority - ANS-Culture of Safety
skill-based behavior errors generally occur - ANS-when our attention is diverted and we
fail to monitor the actions we are performing
ex: a nurse inadvertently hits the wrong control button - the correct button is near the
incorrect button
knowlege-based performance errors occur - ANS-when a nurse misinterprets a situation
or incorrectly applies a rule
ex: misinterpretation of test results, or a nurse fails to respond to a device alarm
1. distraction (background noise, conversations, radios)
2. fatigue & sleep loss
3. drugs (including alcohol & caffeine)
4. juggling multiple activities
5. stress
6. boredom
7. frustration
8. anxiety
9. anger
10. physical stamina d/t occupational muskuloskeletal injury (back/shoulder) -
ANS-situational factors which play a significant role in medical errors
What precaution should be taken when microfibrillar collagen is used as a hemostatic
agent intraoperatively? - ANS-Avoid using it with an autologous blood salvage unit
Drains that allow for passive drainage of fluid from the body: - ANS-Penrose and T-tube
Benefits of a standardized count procedure: - ANS-1. Assists accuracy
2. Assists efficiency
, 3. Human error studies have shown that many errors result from deviation
Type of dressing used to prevent drying of the wound and increase the proliferation of
epithelial cells: - ANS-Occlusive
When handling hemostatic agents such as collagen or gelatin sponges: - ANS-Must not
be injected or allowed to enter large vessels, as extensive intravascular clotting may
occur.
pledget - ANS-non-absorbable suture used when there is a possibility of sutures tearing
through tissue.
common uses of a pledget - ANS-vascular closure, septal repair, myocardial closure,
heart valve suturing, hepatic repair
ligature aka "tie" - ANS-strand of material tied around a vessel to occlude the lumen a
nd prevent bleeding
transfixion suture - ANS-type of ligature = crisscross stitch placed to control bleeding
from a tissue surface or small vessel when it is tied
bone wax - ANS-mixture of beeswax, isopropyl palmitate and a softening agent, which
provides a mechanical tamponade effect to stop oozing from cut bone surfaces.
common uses of bone wax - ANS-orthopedic and neurosurgical procedures and on the
sternum during heart procedures
chemical hemostasis methods: pharmacological - ANS-epinephrine
vitamin K
protamine
lysine analogues (aminocaproic & tranexamic acid)
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