RCIS EXAM WIT CORRECT QUESTIONS AND ANSWERS GRADED A+
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RCIS EXM
Institution
RCIS EXM
RCIS EXAM WIT CORRECT QUESTIONS AND
ANSWERS GRADED A+
Creatinine - ANS-->1.5 mg/dL
Kidney function
A chemical waste molecule from muscle metabolism. Produced from creatine the
energy in muscles and filtered by kidneys. High levels warn kidney failure
BUN - ANS--7-22 mg/dL
Blood, Urea, Ni...
RCIS EXAM WIT CORRECT QUESTIONS AND
ANSWERS 2023-2024 GRADED A+
,Creatinine - ANS✔✔-->1.5 mg/dL
Kidney function
A chemical waste molecule from muscle metabolism. Produced from creatine the
energy in muscles and filtered by kidneys. High levels warn kidney failure
BUN - ANS✔✔--7-22 mg/dL
Blood, Urea, Nitrates
Kidney function
>30 = CHF, shock
< 3 = Liver failure
Peak - Peak Gradient - ANS✔✔--LV systole - AO systole
AO Flow - ANS✔✔--
OSHA - ANS✔✔--Occupational Safety and Health Admin - government department of
labor created to assure safe and healthful working conditions for healthcare workers,
such as regulations on blood borne pathogens
Lactic acid in large amts found in coronary sinus - ANS✔✔--Indicates coronary
ischemia
CK-MB - ANS✔✔--3-6 hr peak
Creating Kinase-MB
Cardiac enzyme marker for MI
Myoglobin 1 - ANS✔✔--1-4 hr onset
Earliest to show
Troponin I - ANS✔✔--3-12 hr onset of chest pain
24-48 hr peaks
Baseline returned 5-14 days
LDH - ANS✔✔--3 days, slowest
Leukocytosis -increased number WBC
Ca++ - ANS✔✔--Calcium (electrolytes)
.8-1.0 mg/L
Hypercalcemia causes Abnormal T wave, extremely wide QRS
Hypocalcemia causes narrow QRS, no T wave, prominent U
, Mg++ - ANS✔✔--Magnesium (electrolytes)
1.5-2.5'mEq/L
Heart and nervous system
Hypermag causes weakness, low BP, dyspnea, cardiac arrest
Hypomag causes loss of appetite, nausea, vomiting, sleepiness, muscle spasms,
seizures.
Metabolic alkalosis - ANS✔✔--Happens when tissues are too basic or alkaline
Respiratory acidosis - ANS✔✔--Happens when lungs can't remove enough CO2
carbon dioxide from body
AO valve area - ANS✔✔--CO (L/min) / square root (peak - peak gradient mmHg)
CO / sq root (LV SYS / AO SYS
Peak - Peak gradient = LV sys / AO systole
CO/(SEP x HR)
Na+ - ANS✔✔--Sodium
135-145
Helps keep fluids in normal balance, key roll in normal nerves and muscle function
Hyponatremia causes confusion, sluggish, could be heart failure, kidney failure, use of
diuretics
Hypernatremia involves dehydration, thirsty, confused, muscle twitches
HGB - ANS✔✔--12-15 g/dL women
14-18 g/dL men
Hemoglobin protein in rbc carries oxygen to body
Low =anemia
High uncommon
K+ Potassium - ANS✔✔--3.5-5.5 millimoles per liter mmol/L
K+ chemical electrolyte critical for function of nerve and muscle cells, particularly the
heart's electrical activity
Hypokalemia <3.5
Causes hyperexcitability, SVT, AFib, A flut, A Tach, Trosades
T wave flattened or inversed
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