Chem physics test 1

Question 1

What is Methemoglobinemia? What is its treatment?

Answer 1

Transition of ferrous to ferric which decreases hemoglobin’s affinity for oxygen. This will show in a patient’s oxygen saturation first. The treatment for this is methylene blue. This can be caused by some local anesthetics so the patients oxygen

Question 2

What is the role of surfactant in lung alveoli?

Answer 2

• Breaks down hydrogen bonds so the alveoli wont collapse.
• Also breaks up surface tension.