The purpose of the photodetector on the Diagnostica Stago STA ...

[schs14]

The purpose of the photodetector on the Diagnostica Stago STA Compact is to:
 
  a. Measure an increase in absorbance caused by the interaction of VWF with its monoclonal antibody
  b. Measure an increase in transmittance caused by the interaction of D-dimer fragments in the patient's plasma with its monoclonal antibody
  c. Promote the ball's oscillation movement through the electromagnetic sensors
  d. Measure the amount of cleavage of p-nitroaniline

Question 2

An HIV-positive patient has his blood drawn to get his CD4 count. His results are as follows: WBC count: 2.0  109/L with 15 lymphocytes. CD4 positive cells are 10 of the total lymphocyte count.
 
  What is this patient's absolute CD4 count, and what does this mean?
 
  a. The patient's absolute CD4 count is 300/mcL, and he has AIDS.
  b. The patient's absolute CD4 count is 180/mcL, and he has AIDS.
  c. The patient's absolute CD4 count is 300/mcL, and he does not have AIDS.
  d. The patient's absolute CD4 count is 120/mcL, and he does have AIDS.

[k2629]

Answer to Question 1

Correct Answer: A

Answer to Question 2

Correct Answer: C

[schs14]

YES! Correct, THANKS for helping me on my review

[steff9894]

Great answer, keep it coming