Capnography Ericksen (Exam 1) Flashcards
What organizations require capnography as a standard monitor for every patient under anesthesia?
A. FDA and CDC
B. AANA and ASA
C. WHO and AMA
D. NIH and ADA
B. AANA and ASA
Slide 2
Capnography provides information about which of the following aspects?
A. Ventilation
B. Metabolism
C. Cardiovascular function
D. All of the above
D. All of the above
Slide 2
Which of the following is an effect of hypercarbia?
A. Respiratory alkalosis
B. Respiratory acidosis
C. Decreased cerebral blood flow (CBF)
D. Decreased pulmonary vascular resistance
B. Respiratory acidosis
Slide 2
Which of the following best describes the effect of hypercarbia?
A. Hypercarbia decreases CBF ane decrese ICP.
B. Hypercarbia increases CBF and increase ICP.
C. Hypercarbia has no effect on CBF and ICP.
D. Hypercarbia stabilizes CBF and increase ICP.
B. Hypercarbia increases CBF and increase ICP.
Slide 3
True or False:
Hypercarbia causes a decrease in pulmonary vascular resistance.
False
Hypercarbia causes an increase in pulmonary vascular resistance.
Slide 3
True or False:
Potassium shifts from intracellular to intravascular space in hypercarbia.
True
K+ shift INside to OUTside
Slide 3
Which of the following is an effect of hypocarbia on the respiratory system?
A. Respiratory acidosis
B. Respiratory alkalosis
C. No change in respiratory function
D. Respiratory failure
B. Respiratory alkalosis
Slide 4
How does hypocarbia affect cerebral blood flow (CBF)?
A. Increases CBF
B. Decreases CBF
C. Has no effect on CBF
D. Stabilizes CBF
B. Decreases CBF
Slide 4
What happens to potassium levels during hypocarbia?
A. Potassium shifts to the intravascular space
B. Potassium shifts to the intracellular space
C. Potassium levels remain unchanged
D. Potassium is excreted in large amounts
B. Potassium shifts to the intracellular space
Slide 4
True or False:
Hypocarbia decreases pulmonary vascular resistance
True
Slide 4
What happens to potassium levels during hypocarbia?
A. Potassium shifts to the intravascular space
B. Potassium shifts to the intracellular space
C. Potassium levels remain unchanged
D. Potassium is excreted in large amounts
B. Potassium shifts to the intracellular space
Slide 4
What is a potential respiratory effect of hypocarbia?
A. Enhanced urge to breathe
B. Blunted normal urge to breathe
C. No change in breathing urge
D. Increased breathing rate
B. Blunted normal urge to breathe
Slide 4
Capnography provides information primarily on which of the following? (Select all that apply)
A. Ventilation
B. Pulmonary blood flow
C. Aerobic metabolism
D. Blood glucose levels
A. Ventilation
B. Pulmonary blood flow
C. Aerobic metabolism
Slide 5
The Bohr Equation is used to calculate
A. Physiological dead space
B. Oxygen consumption
C. Carbon dioxide production
D. Pulmonary vascular resistance
A. Physiological dead space
Slide 5
What is dead space?
A. The volume of each breath that participates in gas exchange
B. The volume of each breath that does not participate in gas exchange
C. The total lung capacity
D. The residual volume after exhalation
B. The volume of each breath that does not participate in gas exchange
Slide 6