Given the following, solve for the new volume:
Initial pressure 645 mmHg
Initial volume 2 L
New pressure 800 mmHg
A) 0.61 L
B) 1.61 L
C) 2.41 L
D) 4.61 L
Q. 2 Given the following, calculate the new volume:
Initial pressure 645 mmHg
Initial volume 3 L
New pressure 720 mmHg
A) 1.69 L
B) 2.69 L
C) 3.35 L
D) 4.69 L
Q. 3 Which of the following are factors in Poiseuille's law?
I. length
II. radius
III. pressure
IV. viscosity
A) I
B) I and II
C) I, II, and III
D) I, II, III, and IV
Q. 4 You double the length of an oxygen tube by adding 5 feet of connecting tubing. Adding the additional tubing has what effect on resistance to flow?
A) Resistance remains the same.
B) Resistance decreases.
C) Resistance increases.
D) none of the above
Q. 5 A 12-mm endotracheal tube is removed and replaced with a 6-mm endotracheal tube. What is the effect on resistance?
A) Resistance remains the same.
B) Resistance doubles.
C) Resistance decreases.
D) Resistance increases 16 times.
Q. 6 A Reynold's number calculation is performed, and the Reynold's number is 2,500. How would this flow be described?
A) laminar
B) transitional
C) turbulent
D) none of the above
Q. 7 A Reynold's number calculation is performed, and the Reynold's number is 1,500. How would this flow be described?
A) laminar
B) transitional
C) turbulent
D) none of the above
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