Selective serotonin reuptake inhibitors are a class of drugs used to treat depression. How do these drugs work? 

13. Which of the following classification of drugs blocks potassium (K+) channels? Examples include Amiodorone, Dofetilide and Sotolol:

12. The time in which the cell is completely incapable of responding to all stimuli, no matter how hard is referred to as?

3. The first deflection on the EKG that represents atrial depolarization (contraction), is always upright in lead I and II, and always inverted in lead aVR is which of the following?

14. Ms. Z. is a 62-year-old female who presents with complaint of substernal chest pain with deep inspiration, temp 100.5, systolic apical murmur and fever. ECG shows ST segment elevation in all leads. Which would be a possible diagnosis?

When the connection of a meter to the circuit changes the entire circuit operation, this is known as the _____ effect.

What meter must NEVER be connected to a circuit when the circuit power is turned on?

The d’Arsonval meter movement is operated by applying _____ current to the coil.

What is one of the most common analog meter movements?

An ammeter has a typical impedance of less than _______________ ohm.