2025 With Ques ons And Answers
NYHA classes of Heart Failure - correct answers I No limita on of physical ac vity. Ordinary
physical ac vity does not cause undue fa gue, palpita on, dyspnea (shortness of breath).
II Slight limita on of physical ac vity. Comfortable at rest. Ordinary physical ac vity results in
fa gue, palpita on, dyspnea (shortness of breath).
III Marked limita on of physical ac vity. Comfortable at rest. Less than ordinary ac vity causes
fa gue, palpita on, or dyspnea.
IV Unable to carry on any physical ac vity without discomfort. Symptoms of heart failure at rest.
If any physical ac vity is undertaken, discomfort increases.
Step-wise Approach to Asthma Diagnosis & Treatment - correct answers Step 1- Mild
Intermi en FEV1/PEF > 80% predicted. Symptoms <2 days/week. Albuterol as needed.
Step 2- Mild presistent Asthma (FEV1/PEF > 80% predicted. Symptoms > 2 days/week. Albuterol
as needed. Low dose ICS ex Flovent. Alt cromolyn, montelukast, nedocromil, theophylline.
Step 3- Mod presistent (FEV1 or PEF 60-80% predicted. Daily Symptoms. SABA plus low dose ICS
or med dose ICS or low dose with leukotriene inhibitor (singulair, theophylline, zileuton).
Step 4- Severe presistent asthma (FEV1/PEF <60% predicted. Symptoms most of day. High dose
ICS plus long ac ng B2 agonist plus oral steroid daily (prednisone).
Peak Expiratory Flow Rate (HAG):
Green Yellow Red Zone: - correct answers PEF based on Height Age Gender. Blow hard using
spirometer highest value recorded.
80-100% expected volume Green Zone maintain or reduce meds
,50-80% expected volume Yellow Zone increase maintenance therapy. Or Having exacerba on.
Below 50% expected volume Red Zone call 911 give epinephrine inj.
PPD - correct answers Neg- No firm bump forms at the test site, or a bump forms that is smaller
than 5 mm (0.2 in.).
A firm bump that is 5 mm (0.2 in.) in size suggests a TB infec on in people who are in a high-risk
group. HIV, immunocompromise, exposed.
A firm bump that is 10 mm (0.4 in.) in size suggests a TB infec on in people who are in a
moderate-risk group. healthcare workers, immigrants, homeless.
A firm bump that is 15 mm (0.6 in.) in size suggests a TB infec on in people who are in a low-risk
group no risk for tb.
Digoxin (Cardiac Glycosides) - correct answers Therapue c 0.5-2.0
Overdose toxci ty GI upset, arrhythmias, confusion visual changes (yellow/green nge vision-
scotomas). Tx with digibind. order dig level, electrolytes, crea nine ekg.
Thiazide Diure cs - correct answers Pt with both htn and osteoporosis have an extra benefit
from thiazides. thiazide diure cs decrease calcium excre on by the kidneys and s mulate
osteoclasts forma on. Pa ents with serious sulfa allergies should avoid thiazide diure cs.
Potassium sparing diure cs can be used as alterna ve.
Chlorthalidone (hygroton), hydrochlororthiazide (esidrix, microzide), indapamide (lozol),
metolazone (zaroxolyn); indicated for decreased fluid volume, inexpensive, effec ve, useful in
severe hypertension, effec ve orally, enhances other an hypertensives; adverse reac ons:
, hypokalemia symptoms, hyperuricemia, glucose tolerance, hypercholesterolemia, sexual
dysfunc on; observe for postural hypotension, cau on with renal failure gout and client taking
lithium; hypokalemia increases risk for digitalis toxicity, administer postassium supplements.
Avoid with Gout, Best fist line for elderly w/ systolic htn.
Coumadin (Warfarin) - correct answers an an coagulant administered to prevent blood clots
from forming or growing larger
Prophylaxis and/or treatment of venous thrombosis, pulmonary embolus, a fib, valve
replacement, recurrent MI, stroke; also immobile pt
Afiib target INR 2-3
If INR 5-9 w/o bleeding hold 2-3 days low dose vit k
avoid leafy veg, broccoli, brussels, canola oil, mayo.
Aldosterone Antagonist - correct answers causes a decrease in potassium excre on (spares K)
and decreases Na reabsorp on. (spironolactone)
Hirsui sm, htn, sever heart failure. exp spironolactone. Adverse effects are galactorrhea and
hyperkalemia. Spironolactone is rarely used to treat htn in primary care due to adverse effects
and higher risk of certain cancer.
Postassium Sparing Diure cs - correct answers compete w/ aldosterone at receptor sites
causing increase na and water excre on while conserving k and h ions