The flow cytometer contains a flow chamber that has two columns of fluid—sample and sheath—maintained at different pressure. Which of the following statements about the flow chamber is correct?
a. Cells in the outer column become dispersed.
b. The sample fluid has turbulent flow.
c. Cells are aligned in single file in front of the laser.
d. The two columns of fluid differ in color.
Correct Answer: C
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A. real-time data analysis. B. data mining. C. population health management. D. all of these.
An ion channel that opens in response to a physical, mechanical stimulus is known as a:
a. Pressure-gated (modality-gated) channel b. Voltage-gated channel c. Ligand-gated channel
Which of the following changes is NOT of concern in the pregnant trauma patient?
A) Disproportionate increase in vascular volume as compared to red blood cells B) The high likelihood of trauma to the uterus in the first trimester C) Compression of the inferior vena cava D) Rupture of the urinary bladder
Pain from a non-painful stimulus e.g., light touch on the affected limb is known as ____.
A. paresthesia B. allodynia C. aphasia D. hyperalgesia