Which of the following molecules is a senescence signal when it is exposed on the outer leaflet of the erythrocyte?
a. Band 3
b. Ankyrin
c. Phosphatidylethanolamine (PE)
d. Phosphatidylserine (PS)
Correct Answer: D
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Megaloblastic anemia is most often caused by deficiencies of what two components?
a. Iron and transferrin b. Ferritin and hemoglobin c. Vitamin B12 and folate d. Iron and liver disease
Using the ______ button will automatically put in punctuation and capitalization when setting up a new patient profile.
A. [tab] B. [shift] C. [enter] D. Right (clicking the mouse)
A young healthy adult with complaints of intermittent wheezing is seen in the pulmonary clinic. A pre/post bronchodilator spirometry reveals a normal study with no reversibility. Which of the following should the RT recommend?
A. Helium dilution study B. DLCO C. Plethysmography D. Bronchial provocation
Each of the following may assist with placement of the image receptor for a child patient except one. Which one is the exception?
A) Placing the image receptor parallel to the long axes of the teeth of interest B) Using a smaller size image receptor C) Switching to a smaller, lighter image receptor-holding device D) Using the bisecting technique