Page 1 of 327
Demolition Class B Contractor Practice Exam
— 200 Questions with Answers & Detailed
Explanations (2026 Edition) pdf
What type of diuretic is Lasix? - ..ANSWER...✓✓ Loop diuretic
What is our biggest concern when prescribing Lasix? -
..ANSWER...✓✓ This pulls off fluid very quickly, therefore
getting rid of a lot of potassium with it. Hypokalemia is a
concern.
Who are some patients we typically see Lasix prescribed for? -
..ANSWER...✓✓ Heart failure- to relieve that pulmonary and
circulatory congestion
,Page 2 of 327
What should we teach our heart failure patient to monitor every
day and why? - ..ANSWER...✓✓ Their weight daily
This is going to the best indicator of their overall fluid status day
to day
If large doses of Lasix are administered too quickly, what may
happen to our patient? - ..ANSWER...✓✓ Ototoxicity- this
hearing damage can be permanent
What are some examples of potassium-sparing diuretics? -
..ANSWER...✓✓ Spironolactone
,Page 3 of 327
What labs do you want to monitor when prescribing potassium
sparing diuretics? - ..ANSWER...✓✓ Renal function and
potassium level to ensure that hyperkalemia does not occur
What is a major side effect that potassium sparing diuretics may
have? - ..ANSWER...✓✓ In some men, it can lead to
gynecomastia
Why would we want to use potassium sparing diuretics over loop
diuretics? - ..ANSWER...✓✓ Due to their milder nature and the
ability to maintain the patient's potassium level
What is the most common use of Nitrates? - ..ANSWER...✓✓
Quick treatment for angina
, Page 4 of 327
Why does chest pain occur? - ..ANSWER...✓✓ Is created from
an imbalance between supply and demand between the heart
and the amount of oxygen that it is receiving.
How should we instruct patients to take their nitro for stable
angina? - ..ANSWER...✓✓ They can take up to 3 doses.
Take one dose, then repeat every 5 minutes within a 15 minute
time frame
Vasodilators like Nitroglycerin, what is a potential issue that can
occur when taken? - ..ANSWER...✓✓ Hypotension
Demolition Class B Contractor Practice Exam
— 200 Questions with Answers & Detailed
Explanations (2026 Edition) pdf
What type of diuretic is Lasix? - ..ANSWER...✓✓ Loop diuretic
What is our biggest concern when prescribing Lasix? -
..ANSWER...✓✓ This pulls off fluid very quickly, therefore
getting rid of a lot of potassium with it. Hypokalemia is a
concern.
Who are some patients we typically see Lasix prescribed for? -
..ANSWER...✓✓ Heart failure- to relieve that pulmonary and
circulatory congestion
,Page 2 of 327
What should we teach our heart failure patient to monitor every
day and why? - ..ANSWER...✓✓ Their weight daily
This is going to the best indicator of their overall fluid status day
to day
If large doses of Lasix are administered too quickly, what may
happen to our patient? - ..ANSWER...✓✓ Ototoxicity- this
hearing damage can be permanent
What are some examples of potassium-sparing diuretics? -
..ANSWER...✓✓ Spironolactone
,Page 3 of 327
What labs do you want to monitor when prescribing potassium
sparing diuretics? - ..ANSWER...✓✓ Renal function and
potassium level to ensure that hyperkalemia does not occur
What is a major side effect that potassium sparing diuretics may
have? - ..ANSWER...✓✓ In some men, it can lead to
gynecomastia
Why would we want to use potassium sparing diuretics over loop
diuretics? - ..ANSWER...✓✓ Due to their milder nature and the
ability to maintain the patient's potassium level
What is the most common use of Nitrates? - ..ANSWER...✓✓
Quick treatment for angina
, Page 4 of 327
Why does chest pain occur? - ..ANSWER...✓✓ Is created from
an imbalance between supply and demand between the heart
and the amount of oxygen that it is receiving.
How should we instruct patients to take their nitro for stable
angina? - ..ANSWER...✓✓ They can take up to 3 doses.
Take one dose, then repeat every 5 minutes within a 15 minute
time frame
Vasodilators like Nitroglycerin, what is a potential issue that can
occur when taken? - ..ANSWER...✓✓ Hypotension
