What Is the Purpose of 'Cracking' a Cylinder Before Use

question 17

Multiple Choice

What is the purpose of 'cracking' a cylinder before use?

• A) This primes the system with oxygen so there is no air mixed in with the oxygen with the first part of the gas delivered to the patient.
• B) This removes any dust, or particulate matter, from the outlet of the cylinder valve.
• C) It causes the regulator to become pressurized precisely to 50 psi before gas is delivered to the patient.
• D) It pressurizes the cylinder to make sure it will not leak and compensate for the cylinder until the cylinder is hydrostatically tested.

---

Definitions:

Epinephrine

A hormone and neurotransmitter also known as adrenaline; plays a key role in the fight-or-flight response by increasing heart rate and blood flow.

Blood Pressure

The force exerted by circulating blood on the walls of the body's arteries.

Heart Rate

The count of heart pulses in a given time frame, typically expressed in beats per minute (bpm).

Glucocorticoid Secretion

The production and release of glucocorticoids, a type of steroid hormone involved in the regulation of glucose metabolism, immune response, and stress response.