« previous next »

Author Question: A patient has been exposed to carbon monoxide during a house fire. An ABG result shows a normal PaO2 ... (Read 75 times)

acc299

  • Hero Member
  • *****
  • Posts: 569
on: Jul 16, 2018
A patient has been exposed to carbon monoxide during a house fire. An ABG result shows a normal PaO2 . How should the patient's PaO2 value be interpreted?
 
  a. The PaO2 is being falsely elevated by the carbon monoxide.
  b. The PaO2 is being falsely decreased by the carbon monoxide.
  c. The PaO2 is accurate.
  d. The PaO2 is a false measurement because the presence of carbon monoxide makes the analyzer unable to determine the PaO2.

Question 2

Which of the following new BPD criteria would indicate a mild case of the condition?
 
  1. Breathing room air upon discharge
  2. Needed nasal continuous positive airway pressure (CPAP)
  3. Needs <30 oxygen upon discharge
  4. Needed supplemental oxygen for 28 days
  a. 2, 3
  b. 1, 4
  c. 2, 3, 4
  d. 1, 2, 4


micaelaswann

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Jul 16, 2018
Answer to Question 1

C
The patient's plasma PaO2 value may be normal or high. This can mislead the respiratory therapist because the patient's total oxygen value (CaO2) is low. Remember that carbon monoxide will prevent hemoglobin from carrying oxygen.

Answer to Question 2

Great help.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

The stability of carbon bonds makes life possible even in extreme environments The stability of carbon bonds makes life possible even in extreme environments
A missense mutation that converts the normal ras gene into an oncogene. A missense mutation that converts the normal ras gene into an oncogene.
Symptoms of a patient in shock Symptoms of a patient in shock
Patient teaching: nail assessment Patient teaching: nail assessment
Patient teaching: abdominal assessment Patient teaching: abdominal assessment
Video: How proteins function? How do proteins work?

For a complete list of videos, visit our video library