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What is the clinical term for an inflammation of the sac surrounding the heart?
a. pericarditis
b. endocarditis
c. pleurisy
d. myocarditis
Where does blood collected by the thebesian veins empty?
a. right and left atria
b. left ventricle
c. right ventricle
d. pulmonary artery
What is a common site for misplacement of endotracheal tubes during emergency
intubation?
a. esophagus
b. left mainstem bronchus
c. stomach
d. left upper lobar bronchus
What effect does an increased altitude have on the percentage that gases compose in the
atmosphere?
a. the percentages remain the same but the partial pressures would decrease with
altitude
b. the partical pressures remain the same but the percentages would decrease
c. the percentages and the partial pressures would increase
d. the percentages and the partial pressures would decrease
What is another name for baroreceptors?
a. pressoreceptors
b. proprioceptors
c. chemoreceptors
d. juxtacapillary receptors
What is the average length and width of kidney in an adult?
a. 12 cm long and 6 cm wide
b. 6 cm long and 12 cm wide
c. 12cm long and 3 cm wide
d. 6 cm long and 3 cm wide
What is the term for the situation in which "the rate of gas transfer across the alveolar
wall is a function of the amount of blood that flows past the alveoli" ?
a. perfusion limited
b. diffusion limited
c. diffusion
d. penduluft
Approximately what percentage of the heart is composed of autorhythmic cells?
a. 1%
b. 12%
c. 18%
d. 24%
If the pH is 7.60 and the PaCO2 is 20 mmHg, what would the HCO3- equal if the "rule
of thumb" is applied?
a. 20 mEq/L
b. 24 mEq/L
c. 26 mEq/L
d. 28 mEq/L
Which valve is located between the left atrium and left ventricle?
a. bicuspid or mitral
b. tricuspid
c. pulmonary semilunar
d. aortic semilunar
What is the maximum heart rate for a 70 year old?
a. 150 beats/min
b. 160 beats / minute
c. 140 beats/min
d. 180 beats/min
Which of the following abbreviations indicate the intermittent pressure measurement
obtained when a pulmonary artery catheter is advanced into the PA and the balloon on
the catheter tip is inflated?
I. PCWP
II. PAW
III. PAO
IV. PVR
a. I, II, and III only
b. I, II, and IV only
c. I only
d. II, III, and IV only
What is the term for the WBC's ability to leave the blood vessel?
a. diapedesis
b. migration
c. transference
d. egression
What is the average lung compliance of a neonate?
a. 0.005 L/cm H20
b. 0.5 L/cm H20
c. 0.050 L/cm H20
d. 0.005 mL/cm H20
In a healthy adult, what percent of the total FVC should be exhaled in 2 seconds?
a. 94%
b. 97%
c. 83%
d. 75%
