passage/ NUR 221 ABG and Hematology final exam questions and answers new
rate high passage/ NUR 221 ABG and Hematology final exam questions and
answers new rate high passage
pH (potential hydrogen) - CORRECT ANSWER-How much hydrogen is in a liquid
7.4 - CORRECT ANSWER-What is the perfect pH balance in the human body?
7 - CORRECT ANSWER-Water has a pH balance of what?
meat and sugar - CORRECT ANSWER-What foods can kick our pH out of balance making us too acidic?
fruits and vegetables - CORRECT ANSWER-What foods can help regulate a normal pH balance?
eat something - CORRECT ANSWER-Acidity in our body changes everytime we ______________
1 - 6.9 - CORRECT ANSWER-What range is considered acidotic?
7.1 - 14 - CORRECT ANSWER-What range is considered alkalotic?
pH: 7.35 - 7.45
CO2: 35 - 45
HCO3: 21 - 28
PaO2: 80 - 100 - CORRECT ANSWER-What are the normal ranges for pH, CO2, HCO3, and PaO2?
buffers, lungs, kidneys - CORRECT ANSWER-What 3 things regulate our pH balance?
buffers - CORRECT ANSWER-- Located throughout the body and soaks up hydrogen ions
- Can take or give depending on what is needed to maintain balance
, - Occurs within seconds
PaO2 - CORRECT ANSWER-- Partial pressure of oxygen in arterial blood
- Reflects the amount of O2 that is dissolved in the blood
- Gives an idea of how effective the lungs are at pulling O2 back into the bloodstream
90% = 60 - CORRECT ANSWER-An O2 sat of ______% = PaO2 of ________
oxygenation status - CORRECT ANSWER-PaO2 gives information about __________________
ventilation status - CORRECT ANSWER-O2 saturation gives information about ________________
- tetany
- anxiety
- dizziness
- palpitations - CORRECT ANSWER-What are S&S of hyperventilation?
kidneys - CORRECT ANSWER-- Regulates HCO3 (base) levels by holding on to or releasing
- Occurs over hours to days
respiratory acidosis - CORRECT ANSWER-- Increased CO2
- Decreased O2
- Decreased pH
chronic lung disease - CORRECT ANSWER-What is the common cause of respiratory acidosis?
respiratory alkalosis - CORRECT ANSWER-- Decreased CO2
- Increased O2
- Increased pH