_____ dysrhythmias originate above the level of the SA node

What are metallic nitrates?

a. Compounds composed of metallic ions and the nitrite ion (NO2-) where the nitrogen atom assumes an oxidation number of +3 b. Compounds composed of metallic ions and nitrate ion (NO3-), where the nitrogen atom assumes an oxidation number of +5 c. Compounds composed of metallic ions and the nitrite ion (NO2-) and nitrate ion (NO3-), respectively d. Compounds composed of metallic ions and the nitrite ion (NO2-) and nitrate ion (NO3-) are bonded to each other

If the disease does not have a known cause, it is called:

a. Ironic b. Idiopathic c. Systemic d. Telepathic