SNS

Question 1

What is Phenylephrine commonly used for?

Answer 1

• Decongestants
• Pupillary dilators
• Vasopressors

Question 2

What is phentolamine commonly used for?

Answer 2

• Vasodilator for hypertensive emergencies

Question 3

What is isoproterenol commonly used for?

Answer 3

• Bradycardia
• Heart block
• Asthma (rare)

Question 4

What is propranolol commonly used for?

Answer 4

• Tremors
• Angina (chest pain)
• Hypertension
• Heart rhythm disorders
• Prevent heart attacks
• Decrease migraine frequency

Question 5

What is a sympathetic inhibitory part of the medulla? What does it release on the RVLM?

Answer 5

Caudal Ventrolateral Medulla (CVLM) > GABA