Aortic Valve
The valve at the origin of the aorta, which controls flow of blood out of the heart and prevents backflow.
Anatomy
Agonal Breathing
Agonal breathing is when someone who is not getting enough oxygen is gasping for air. It is usually due to cardiac arrest or stroke. It’s not true breathing. It’s a natural reflex that happens when your brain is not getting the oxygen it needs to survive. Agonal breathing is a sign that a person is … Read more
Airway
The passage(s) through which the patient breathes. Naturally this is a patient’s nose and mouth. When patients are sedated and ventilated this can refer to the endotracheal tube or tracheostomy. Occasionally used as a shorthand reference to an oropharyngeal or nasopharyngeal airway – these are smaller plastic tubes that can be inserted into the patient’s … Read more