What is the catheter shown here called?

You are circulating a LHC procedure, when suddenly this rhythm is on the monitor. After checking that the patient does not have a pulse and is not talking, what is the MOST important action should you take?

Electrostatics:

What TIMI score would be present in a patient with no reflow?

What is the coronary labeled at #5 and what projection is shown here?

The following are components of an x-ray system. Select all of the internal components.

The radiation quality refers to the energy of the x-ray beam.

Electrons are:

A woman who is 16 weeks pregnant tells the nurse that she always had a glass of wine with dinner before she became pregnant.  She has abstained during her first trimester and would like to know if it is safe for her to have a drink with dinner now.  The nurse would tell her: 

Compton scatter represents a type of ionizing radiation.