cardiac test hfcc Flashcards
To help NSG 221 Students study for the Cardiac test
What is arteriosclerosis? And what are contributing factors that are non modifiable
Hardening of the artery a loss of elasticity. Non modifiable is age, genetics, gender, menopause, and race.
What is atherosclerosis?
Plaque in the artery. Narrowing vessel. Altered lipid metabolism. Can lead to mi
What are the two main reasons to prescribe aspirin to a cardiac patient?
To reduce platelet aggregation, to decrease temp of inflamed tissues.
A patient has an mi and edema, which meds should you give.
Morphine Diuretics
A new MI patient comes in, what needs to be done?
Give morphine, o2, get iv access established.
A recent MI patient has admitted with chest pain, and nausea. Which is the priority? Emesis basin? Oxygen by cannula? Beta blocker? X-ray?
Oxygen
A patient has admitted with a Bi-ventricular failure, what will the nurse notice?
Dyspnea, JVD, edema
New patient labs have revealed that the patient using heparin, has had his PTT time double. What will the nurse do? 1. Hold the next dose. 2. Notify the doctor. 3. Continue to observe and administer prescribed dose. 4. Adjust dose to profuse more quickly.
Continue to observe. Therapeutic doses of heparin will double PTT times.
How do you give lovenox
Abdomen shot, sub q with no aspiration.
A patients dig levels is 1.2 and his k+ is at 4.2, do you give digoxin, LASIX or both? And why
Both. LASIX to reduce the potassium level, and digoxin to bring the dig level up.
What are some side effects of atenolol? Select all that apply 1. Anxiety 2. Fatigue 3. Constipation 4. Dyspnea
Fatigue and dyspnea
Which meds will prevent the extension of an mi? Select all thy apply 1. Nitro 2. Aspirin 3. Ace inhibitor 4. Beta blockers
Nitro and beta blockers
What are the signs of myocardial ischemia?
Chest pressure ( elephant on chest) Neck or jaw pain Shoulder pain (referred pain) Clammy skin. Sob Nausea and vomitting.
What is a side effect of Propranolol?
Bradycardia
What is this?
Ventricular Fibrillation
How does Verapamil work?
Verapamil relaxes the smooth muscle of the heart
What symptoms are consistant with a Venous disease?
Edema, Aches, Heaviness. This is due to a lack of return of blood to the heart.
A Cardiac Alarm has gone off. What should be done first?
- Check the leads on the machine.
- Administer morphine (MONAB)
- Check Patient vitals
- Administer O2
Check patient first.
What does the nurse hope to accomplish by administering Bumex?
- Reduce heart Arythmia
- Stop chest pain
- Reduce crackles and coughs in lung
- Cause expansion of avioli
- Reduce crackles and cough due to secretions in the lungs. Bumex or Bumetanide helps to reduce swelling and fluid retntion. Used to help in High BP.
What is a side effect a nurse should monitor for when administering Lipid Lowering Agents?
Hepatoxicity
Your patient (admitted for hypertension) asks for help in ordering their dinner. Which would you select?
- Chicken Tenders.
- Hot Dogs.
- Chicken Stir fry.
- Baked Turkey Breast.
Baked Turkey Breast. The rest of those items are either fried or high in Sodium.
Which of thses items is high in Sodium, thus contraindicated for a HTN patient?
- Apple Juice
- Orange Juice
- Strawberry Banana Smoothie
- Tomato Juice
Tomato Juice is the highest in sodium of those listed.
What effect does Tachycardia have on the body and heart?
Increased Cardiac Ouput which in turn causes a higher demand for O2.
The patient tells the nurse, “ I have lost weight since going on Digoxin. The nurse should reply which of the following?
- Hold your doses and see your doctor immediately
- That is expected and is an action of the drug
- This is a side effect and can have serious complications
It is expected that a patient will have weight loss from Digoxin. so 2.
What is the best condtion to guage JVD?
- Bed Flat
- Head of Bed at 90 degrees
- Head of bed at 45 degrees
- Head of Bed at 30 degrees
The best option is to have the head of bed at 45 degrees.
The final event of an MI is usually what?
Thrombosis
Which of the folllowing drugs are used to prevent the extension of an MI? Slect all that apply
- NSAIDS
- Beta Blockers
- ASA
- Nitrates
2, 3, 4
What is the antidote for Coumadin?
What should be done after administration of antidote and why?
Vitamin K
Monitor the INR because coumadin has a long half life.
What are the major actions of Digoxin?
Increases Cardiac output, promotes mild diuresis. Must be held if Pulse is below 60 bpm.
What is a normal Digoxin Level?
Dig levels should be 0.8 - 2.0
List the following heart rhythms from most serious to least serious.
- Normal Sinus Rhythm
- PVC
- A fib
- V tach
- V Fib
Vfib, V tach, PVC, A-fib, Normal sinus rhythm.
A patient admits to the ER with chest pain that radiates to the shoulder. What should the nurse do first?
- X-ray
- Call lab to take samples for analysis
- Hook up 12 lead
- Morphine, O2, Nitrates, ASA
- MONA
If you relieve the chest pain you relieve the ischemia.
Why is ASA used as a prophylactic?
It reduces Platelet aggregation. It may also reduce temp secondary to MI.
What is happening when the P wave is seen?
The P wave is the electrical impulse of the Atrium contracting or depolarizing.
What does the QRS wave indicate?
This is the ventricular contraction or depolarization
What is the T wave?
Ventricular relaxation or repolarization.
What does PVC stand for?
Premature Ventricular Contraction. The ventricle has cantracted before it can properly fill.
What does this EKG show?
Normal sinus Rhythm with a large PVC
What is this
V-Tach or Tombstone.
If the PQRST are all present and the beat is 60-100 BPM, What is it considered?
Normal Sinus Rhythm.
What are some signs and symptoms of DIGOXIN TOXICITY?
Halo’s in vision, Color changes in vision, Headache, Lethargy, Nausea, Diarrhea, Bradycardia, Dysrhythmia, Irritable.
What do Vasodialators do?
Decrease preload and afterload
Treatment for new MI?
Morphine, Oxyge, Nitrates, Asperin (ASA), Beta Blockers
MONAB
What is Angina Pectoris?
Acute pain located in chest, usually an imbalance between oxygen supply and demand
What is Stable Angina?
Predictable, reversible, pain on exertion as a form of chest pain.
What is Unstable Angina?
New onset, increased frequency and may occur while at risk. If patient goes 6 months without any treatment there is a chance the arteries will close (Infarct)
What is the mager diagnostic finding for an MI?
Troponin will increase 4-6 hours from event. CPK MB will also be positive or increase
EKG changes for a heart attack are?
Deep Q waves mean damaged tissues for 4-6 weeks. ST segment will become elevated. T wave may become inverted, You will also see dysrhythmia, an increase temp and an increase in WBC
What is the normal platelet count?
150000 to 400000
INR values should be?
2-3 whiole on medication and target is 2.5.
Unmedicated target is 1
PT Time should be what
Coumadin level should be 12-15.
APTT levels should be?
Normal 30-45 Heparing is 60 - 90 or 2x
Right sided heart failure or Core pulmonale symptoms are?
- Fatigue
- Ascites
- increased Veinous pressure
- enlarged liver and spleen
- JVD
- Anorexia and complaints of GI Distress
- Weight gain and edema
- Oliguria
Left sided heart failure Symptoms are?
- Restless and confusion
- Elevated Bp
- Orthopnia
- Dyspnea on exertion
- Hypoxia
- Pulmonary congestion, cough, wheezing
- Blood tinged sputum
- cyanosis and palor
- dysrhythmia
MI (Myocardial Infarction) sudden onset?
Crushing or squeezing of chest not relieved by nitro.
May radiate to jaw, neck, back, or shoulder.
Dyspnea, decreased BP, Extreme weakness, Increased HR
Dyaphoresis.
Diagnostics for DVT are?
Blood Studies
Platelets, bleeding time, INR, PTT
If elevated this will mean underlying blood disease.
If decreased polycythemia which will increase heart workload and bllod pressure.
Cardiovascular assesment questions are?
Ask about chest pain, SOB, Alcohol use, anemia, Rheumatic fever, Streptococcyl sore throat (Fever) stroke, HTN, Thrmoboflabytis, Edema (pitting is a sign of Right sided Heart Failure) Assess Respiratory status.
Risk factors for primary hyper tension are?
Age (50% in people over 60), Alcohol, Smoking, Diabetes, elevated serum lipids (cholesterol) Excessive dietary sodium.
Hyper tensive crisis is?
BP 250/120, Headache, chest pain.
Stopping Beta Blockers suddenly can cause it.
Coplications of hypertension?
Target organs are Heart, Brain, Eyes, Kidney, and veins.
You know treatment is successful when target organs show no indicators of damage.
Nutritional Therapy diet for HTN?
Low sodium diets, No processed foods, restrict fats and cholesterol.
Nursing Diagnosis for HTN most common is?
Deficient knowledge related to management of disease process.
Diuretics are?
Given with morphine in situation of MI and Pulomanary Edma. Usually LAsix to reduce pulmonary crackles and coughs as well as BNP level.
Patients taking Potassium Sparing diuretics such as Aldactone should be taugh what?
Teach paient to avoid k rich foods and monitor for hyper kalemia.
How do ACE Inhibitors (Prils) work?
Stops the Conversion angiotensin I to Angiotensin II by causing sodium and water to leave body and retains Potassium. Patients will become dehydrated.
Side effects are dizziness, Cough, Headache, Dehydration, GI Distress, Orthostatic HTN.
How do Beta Blockers (olol’s) work?
Block the beta receptors in the heart, causing decreased heart rate, decreased force of contraction, decrease BP.
Side effects are
- Bradycardia,
- lethargy
- CHF
Calcium Channel Blockers are? How do they work?
VND, Verapamil, Nifedipine (procardia), Diltiazem (Cardzem).
Relax the smooth muscle in the heart. Decrease contractility and conductivity of the heart which decreases the demand for O2
Side Effects are decreased BP, Bradycardia, Headache, Perpheral Edema, and abdominal discomfort.
Drugs for Bradycardia and decreased BP are?
IDEA. Isoproterenol, Dopamine, Epinephrine, Atropine.
What do Nitrates do?
Decrease pre and after load, which relieves chest pain.
Store in a cool area away from body and away from light,
sublingual, paste and spray are fast acting. Sublingual will cause tingling.
Nurse must wear gloves.
When you have chest pain at home what should you do?
Take nitro 1 time, if no relief call doctor. You can take up to 3 times every five minutes. No more than 3 doses.
What are Streptokinase, and TPA?
These are clot busting agents. Do not give to patients who are prgnant, cerebral anneurisms, or immuno suppressed. Asses for bleeding, bruising and oozing from IV site. If LOC changes withold med. Discontinue of decrease in HGB or dark stool which suggest GI Bleed.
What to do when pt has abdominal aortic aneuryms
- Report complaints of abdominal pain to Dr. immediatly!
- DO NOT PALPATE ABDOMEN!
PAD Arterial Symptoms (Starvation)
Peripheral Pulses- decreased or absent
Capillary Refill- more than 3 seconds
Edema- No edema present
Pain- rest pain in foot
Skin color- Rubor/pallor
Texture- thing, shiny, dry
temperature- cool to cooler
pruitis- rarely occurs (itching)
PAD Venous Symptoms (Gluttony)
Peripheral pulses- present but difficult to feel
Capillary Refill- less than 3 seconds
Edema- lower extremity edema
skin color- bronze, brown
texture- alligator, thick, hard
Temperature- warm
pruitis- frequently occurs
Nails will be thick for both arterial and venous
What is an angiogram?
- Shoots die in artery to look at blockages of artery
- Assess color, temp of affected leg post procedure if pedal pulses become weak.
- keep leg extended for 2 hours post procedure.
Drug Therapy for Antiplatelet Agents
- Aspirin
- Trental (most effective)
- Ticlopidine (Ticlid)
- Plavix- prevents platelet aggregation
Femoral Popliteal bypass for PAD
- improved blood flow beyond stenosis or occlusion
- monitor extremity q15min initially
*Assess pedal pulse q15min, complete neurovascular assessment
skin color changes (pallor) temp, cap refill, pp distal to operative site
avoid flextion of leg (no pillow)
Nursing Diagnosis for PAD
1 Acute Pain
- Activity Intolerence