Correct Answer: A

The bronchi sub divide into smaller and smaller passages, they end with tiny air sacs called alveoli. The alveoli are covered in capillaries, this is where the gas exchange occurs. The carbon dioxide moves off of the hemoglobin and oxygen moves to the hemoglobin by diffusion. Movement of a gas from a higher concentration to a lower concentration. At the level of the capillaries is where the arteries switch to veins, capillaries are so small only one blood cell can pass through at a time.

Correct Answer: A

Agonal respirations are also commonly seen in cases of cardiac arrest, and may persist for several minutes after cessation of heartbeat.

Correct Answer: B

The maximum dosage amount is three tablets, or sprays, without additional medical direction.

Correct Answer: B

The scene survey can lead to some very important clues to what might be going on with your patient. Medications for specific medical conditions can lead you in the correct direction. Not only does it give you the patients past medical history, but it tells where to start your assessment and investigation of the patients signs and symptoms.. While an unkept house and smells can tell you about how the patients life style and ability to care for themselves

Correct Answer: A

"This is the worst head ache I have ever had." this statement should not be ignored or considered to the dramatic, it should cause the clinician to modify their assessment to include a hemorrhagic stroke in their differential. All of the other statements do classify the intensity of their head ach and it may not rule out a stroke, however the statement of the worst head ach should alert you to the possibility of a more acute findings.