Exam 3 Flashcards

(54 cards)

1
Q

Blockage of multiple nerves around surgical site

A

Regional Anesthesia

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2
Q
  • A series of injections around the operative field

- Most commonly used for chest procedures, hernia repair, dental surgery, and some plastic surgeries

A

Field Block

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3
Q
  • Injection of the local anesthetic agent into or around one nerve or group of nerves in the involved area
  • Most commonly used for limb surgery or to relieve chronic pain
A

Nerve Block

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4
Q
  • Injection of an anesthetic agent into the cerebrospinal fluid in the subarachnoid space
  • Most commonly used for lower abdominal, pelvic, hip, and knee surgery
A

Spinal Anesthesia

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5
Q
  • Injection of an agent into the epidural space

- Most commonly used for anorectal, vaginal, perineal, hip, and lower extremity surgeries

A

Epidural Anesthesia

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6
Q

Metallic taste

A

Systemic absorption, CNS stimulation

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7
Q
  • Reversible loss of consciousness achieved by singular or plural agents
  • Analgesia and amnesia
  • Retching, emesis & restlessness may occur during emergence – have suction ready
  • Shivering, rigidity, and slight cyanosis may occur during recovery – warm blankets, radiate lights and oxygen
A

General Anesthesia

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8
Q
  • Certified RNs admin IV sedatives, hypnotics, and opioids
  • Pts can maintain airway and respond commands
  • Vitals, LOC, O2 sats, ECG, capnography are taken every 15-30 minutes
  • PO intake may resume 30 post sedation
  • Pts can be discharged home with a Ramsay Scale score of 2=cooperative, calm, oriented
A

Conscious/Moderate Sedation

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9
Q

Increase capillary fragility

A

Long term steroids

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10
Q

Fluoroquinolones

A

Tendon rupture

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11
Q

Succinylcholine, a depolarizing blocker agent

A

Document general muscle twitching, it’s normal

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12
Q

RNs who coordinate, oversee, and are involved in the client’s nursing care in the operating room.

A

Circulating nurses or “circulators”

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13
Q

Manage the client’s care before surgery.

A

Holding area RNs

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14
Q

Set up the sterile field, drape the client, and hand sterile supplies, sterile equipment, and instruments to the surgeon and the assistant.

A

Scrub RNs

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15
Q

Sanguineous drainage is okay for how long after surgery?

A

5 days. Crusting is okay

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16
Q

Post surgical pain is usually worst when?

A

2nd day post op

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17
Q

Assess what for bandemia or left shift as sign of infection

A

WBC

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18
Q

Post op clients do IS how often?

A

Every 1-2 hrs

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19
Q

Secure the airway and IV access before starting antagonist therapy.
• Prepare to administer flumazenil (Romazicon)* in a dose of 0.2 mg to 1 mg IV.
• Repeat drug every 2 to 3 minutes up to 3 mg, as needed, depending on the patient’s response.

A

Benzodiazapine Overdose

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20
Q

Post op wound care

A

Transparent dressing stay in place for 3-6 days
Use Montgomery straps when indicatedClean suture lines every shift with normal saline or whatever is prescribed by the MD or policy
Offer pain meds before wound care or pulling drains.
Remove sutures or staples (day5-10 per order)
Clean
Remove every other on first day then the others the next day
Use steri strips when indicated

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21
Q

Dehiscence/Evisceration

A

Cover with a sterile moist dressing, bend knees, avoid coughing, call surgeon

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22
Q

Post op pain assessment

A

Give opioids with caution as they may mask anesthetic responses
Document pain response 5-10 min after IV injection
Around the clock pain meds are best
No knee gatch or pillows under knees
Don’t massage calves

23
Q

Opioid overdose

A

Prepare to administer naloxone hydrochloride (Narcan)* in a dose of 1 to 2 mg IV.
• Repeat naloxone every 2 to 3 minutes up to 10 mg, as needed, depending on the patient’s response.

24
Q

Post op diet to promote wound healing

A

High in protein, Vitamin C, zinc, and calories

25
Cardiac Output
amount of blood pumped from the left ventricle each minute CO=Heart Rate X Stroke Volume Normal CO is 4-7 liters/minute
26
Stroke Volume
amount of blood ejected by the left ventricle during each contraction.
27
Determined by the amount of RESISTANCE the ventricles must overcome to eject blood through the semilunar valves into the peripheral blood vessels
Afterload
28
Determined by the VOLUME of blood returning from the venous and pulmonary systems
Preload
29
Is the FORCE of cardiac contraction independent of preload
Myocardial contractility
30
cardiac output X peripheral vascular resistance
Blood Pressure
31
RETURNS the blood to the right side of the heart
Veins
32
Deliver oxygen and nutrients
Arteries
33
Pumps blood out of heart
Left Ventricle
34
More cardio deaths
American Indians, Alaska Natives
35
Triglycerides desired range
<150
36
HDL desired range
>40
37
LDL desired range
<100 in moderate risk pts
38
Cardiac Cath Surgery
Performed in “Cath Lab” Local Anesthesia Instruct patient to report chest pain or pressure Catheter inserted through: Femoral VEIN to superior vena cava (Right heart only) Basilic VEIN to superior vena cava (Right heart only) Femoral or brachial ARTERY up the aorta into left heart
39
Echocardiography
``` Non-invasive Risk free Use of ultrasound waves to assess cardiac structure and mobility Cardiomyopathy Valvular disorders Pericardial effusion LV function Ventricular aneurysms ```
40
Transesophageal echo
Ultrasound transducer placed immediately behind the heart in the esophagus or stomach Allows for a good look at the posterior cardiac structures
41
Splinter hemorrhages
Infective endocarditis
42
Often transmitted as a single-gene autosomal dominant trait
Hypertrophic cardiomyopathy
43
Usually from rheumatic carditis (developing countries) or is often congenital in industrialized countries causing valve thickening by fibrosis and calcification
Mitral Stenosis
44
Etiology varies-Marfan, family tendency, other congenital cardiac defects Valve leaflets enlarge and prolapse into LA during systole Usually benign but may progress to mitral regurgitation
Mitral Valve Prolapse
45
Most common in US and in all countries with aging populations Disease of “wear and tear”, congenital, rheumatic disease, atherosclerosis Aortic orifice narrows Obstructs LV outflow during systole Resistance leads to LV hypertrophy Cannot meet demands of body during exertion LV fails Blood back up into LA-lungs-RHF When valve surface 1cm or less EMERGENCY SURGERY!
Aortic Stenosis
46
Collect family history Ask about rheumatic fever or endocarditis-obtain date of disease and whether or not patient used antibiotics IV drug abuse? Clue to infective endocarditis Activity level Vital signs, auscultation, palpation -avoid MRIs, wear medicine alert bracelet
Valvular Heart Dz
47
Accomplished with cardiac bypass during open heart surgery Surgeon visualizes valve Removes thrombi from atria Incises fused leaflets Debrides calcium from the leaflets, widening the orifice
Direct Open Commissurotomy
48
Mitral regurgitation Surgeon to make annulus (valve ring) smaller May repair leaflets Valve can close completely Regurgitation eliminated or markedly reduced
Mitral Valve Annuloplasty (reconstruction)
49
Sensitivity Response Develops after upper respiratory tract infection with group A beta-hemolytic streptococci -pleural friction rub
Rheumatic Carditis
50
Replacement of myocardial tissue with fibrous and fatty tissue 1/3 of patients also have left ventricular disease Familial association Some have symptoms, others do not
Arrhythmogenic Right Ventricular Cardiomyopathy (dysplasia)
51
Restrictive filling during diastole
Restrictive Cardiomyopathy
52
Heart Transplant Requirements
``` Life expectancy less than 1 year < 65 years of age Normal or slightly increased PVR Absence of infection Stable psychosocial status No evidence of current drug or alcohol abuse ```
53
Monitor the patency of the graft by checking the extremity every 15 minutes for the first hour and then hourly for changes in color, temperature, and pulse intensity. Compare the operative leg with the unaffected one. If the operative leg feels cold; becomes pale, ashen, or cyanotic; or has a decreased or absent pulse, contact the surgeon immediately! May require emergency thrombectomy
Graft Occlusion
54
Initiate treatment promptly Heparin therapy Angiography Surgical thrombectomy or embolectomy
Acute Peripheral Arterial Occlusion