ARRT CI EXAM QUESTIONS WITH 100% CORRECT ANSWERS!!Buy Quality Materials!
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Course
ARRT
Institution
ARRT
ARRT CI EXAM QUESTIONS WITH 100% CORRECT ANSWERS!!Buy Quality Materials!
Cranial
what views are the ribs elongated in?
Caudal
What views are the ribs foreshortened in?
Cardiac Output (CO)
amount of blood being pumped per unit of time
shunt
abnormal hole between the right and left side o...
ARRT CI EXAM QUESTIONS WITH 100% CORRECT
ANSWERS!!Buy Quality Materials!
Cranial
what views are the ribs elongated in?
Caudal
What views are the ribs foreshortened in?
Cardiac Output (CO)
amount of blood being pumped per unit of time
shunt
abnormal hole between the right and left side of the heart causing blood to mix
unexplained dyspnea, edema, weakness, fatigue, abnormal heart sounds
what are the indications for a right heart cath?
Prothrombin Time (PT)
test of the ability of blood to clot
10-12 seconds
what is the normal range for prothrombin time (PT)?
international normalized ratio (INR)
standardized reporting for prothrombin time lab to lab
1-2
what is the normal range of INR?
partial thromboplastin time (PTT)
monitors effects of anticoagulation therapy
PTT
what detects unknown bleeding disorders?
30-45 seconds
what is the normal range for partial thromboplastin time?
blood urea nitrogen (BUN)
amount of urea nitrogen in the blood
10mg/dL - 25mg/dL
what is the normal value range for BUN?
Creatinine
waste product filtered out by the kidneys and this test is done to see how much of it is in
the blood
0.5-1.5 mg/dL
What is the normal range for creatinine?
possible renal failure
what does a high creatinine value indicate?
Glomular Filtration Rate (GFR)
measures how well blood is filtered by the kidneys
90-120 mL/min/1.73 m sq
what is the normal GFR range
beginning renal failure
what does a GFR below 90 indicate?
,pronounced renal failure
what does a GFR at or below 50 indicate?
complete blood count (CBC)
Determination of numbers of red and white blood cells, platelets, hemoglobin
concentration, and hematocrit
blood disorders, dehydration, anemia
what do abnormal CBC results indicate
glucose
what test is used to diagnose diabetes?
Electrolytes
chemicals needed for cell function
sodium, potassium, calcium, magnesium, bicarbonate, chloride, phosphate
what are the 7 major electrolytes?
120/80 mmHg
normal blood pressure
60-100 bpm (beats per minute)
normal heart rate
ECG
what records the heart muscles electrical activity?
arrhythmia
what is an abnormal heart rhythm called?
oxygen saturation
what is the measurement of the amount of O2 in the blood?
Peripheral capillaries
where is an oxygen saturation measured?
90-100%
normal O2 saturation
indicated infection or abnormality
why is high body temp a contraindication for a RHC?
respiratory rate
number of breaths per minute
12-20 breaths per minute
normal respiratory rate
aortic valve
what is the smallest heart valve?
tricuspid valve
what is the largest heart valve?
5
what is the pressure of the right atrium?
tricuspid stenosis
________ _________ increases heart rate
RA pressure increases
what happens when the diameter of the tricuspid valve gets smaller?
get rid of CO2
why does the heart rate increase when the tricuspid valve gets smaller?
10 cm squared
, what is the diameter of the tricuspid valve?
25/5
what is the normal RV pressure?
25/7-12, mean is 10-15
what is the normal PA pressure?
10
what is the minimum pressure of the PA for blood to get to the lungs?
pulmonary capillary wedge
How do you measure the left atrial pressure?
7-12
what is the normal wedge pressure?
decrease
Mitral stenosis cause a _______ in sats
right ventricle- due to muscle fibers in LV the chamber is smaller
which ventricle has the larger cavity?
120
what is the average pressure in the arteries?
80
what is the average pressure in the arterioles?
25
what is the average pressure in the capillaries?
5
what is the average pressure in the veinules and veins?
less elastic
muscle fibers below a blockage are what?
vitamin k
what decreases INR?
25-50cc
How much fluid does the pericardium hold?
4-8 L/min
what is the normal cardiac output?
HR x stroke volume
what is the formula for cardiac output?
Pericardiocentesis
what is the treatment for tampinade?
fatigue, SOB, equalization of RVEDP and LVEDP
what are the symptoms of constrictive pericarditis?
fibers of pericardium loose elasticity
why does constrictive pericarditis limit diastolic filling?
heart rate increases
what happens when the heart can't expand?
afterload
amount of pressure required to open Aortic valve
preload
amount of volume in the heart at the end of diastole
change the diameter of the vessel
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