CV Medications for Hypertension

Question 1

Which receptors does labetalol primarily target?

A) Beta-1 only
B) Alpha-1 and Beta (non-selective)
C) Alpha-1 only
D) Beta-2 only

Answer 1

B) Alpha-1 and Beta (non-selective)

Question 2

What is the appropriate dosing protocol for labetalol in managing hypertension?

A) Start at 5 mg, repeat up to 20 mg
B) Start at 10 mg, repeat up to 50 mg
C) Start at 2.5 mg, repeat up to 10 mg
D) Start at 20 mg, repeat up to 40 mg

Answer 2

A) Start at 5 mg, repeat up to 20 mg

Question 3

What is the concentration of labetalol in its supplied form?

A) 5 mg/mL
B) 10 mg/mL
C) 20 mg/mL
D) 50 mg/mL

Answer 3

A) 5 mg/mL

Question 4

What type of receptor does Esmolol primarily target?
A) Beta-2
B) Beta-1
C) Alpha-1
D) Non-selective Beta

Answer 4

B) Beta-1

Question 5

What is the concentration of Esmolol in its supplied vial?
A) 5 mg/mL in a 20 mL vial
B) 10 mg/mL in a 10 mL vial
C) 10 mg/mL in a 5 mL vial
D) 20 mg/mL in a 10 mL vial

Answer 5

B) 10 mg/mL in a 10 mL vial

Question 6

What is the recommended starting dose of Esmolol?
A) 5 mg
B) 10 mg
C) 20 mg
D) 50 mg

Answer 6

B) 10 mg

Question 7

What is the mechanism of action of hydralazine?
A) Beta receptor agonist
B) Alpha receptor antagonist
C) Arteriolar vasodilator
D) Venous vasodilator

Answer 7

C) Arteriolar vasodilator

It does not target specific receptors; it acts directly on arterioles

Question 8

What is the typical IV dose of hydralazine for managing hypertension?

A) 2 mg
B) 5 mg
C) 10 mg
D) 20 mg

Answer 8

B) 5 mg

Question 9

What is the concentration of hydralazine in its supplied form?
A) 10 mg/mL
B) 20 mg/mL
C) 5 mg/mL
D) 50 mg/mL

Answer 9

B) 20 mg/mL

Question 10

Which of the following are true about hydralazine? (Select 3 that apply)

A) Slower onset (takes ~15 minutes to work)
B) Lasts longer than other options
C) Can cause rebound tachydysrhythmias
D) Primarily a venous vasodilator
E) Rapid onset within 1-2 minutes

Answer 10

A) Slower onset (takes ~15 minutes to work)

B) Lasts longer than other options

C) Can cause rebound tachydysrhythmias

Question 11

Match the medication to its primary focus in managing hemodynamics:

Labetalol
Esmolol
Hydralazine

A) Good for managing tachycardia and hypertension (HR focus).
B) Addresses both heart rate (HR) and blood pressure (BP).
C) Good for lowering blood pressure if the patient is bradycardic (BP focus).

Answer 11

Labetalol - B) Addresses both heart rate (HR) and blood pressure (BP).

Esmolol - A) Good for managing tachycardia and hypertension (HR focus).

Hydralazine - C) Good for lowering blood pressure if the patient is bradycardic (BP focus).