Author Question: How often must controls be run for the PT and PTT? a. With each patient sample b. At least once ... (Read 23 times)

asd123

  • Hero Member
  • *****
  • Posts: 557
How often must controls be run for the PT and PTT?
 
  a. With each patient sample
  b. At least once per 8-hour shift
  c. At least once per 24 hours
  d. With each batch of 10

Question 2

Patients with which of the following would have a normal PT?
 
  a. Liver disease
  b. Disseminated intravascular coagulation (DIC)
  c. Factor VII deficiency
  d. Factor IX deficiency



mariahkathleeen

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

ANS: B
Controls should be run at the beginning of each 8-hour shift and with each change of reagent for both of these tests.

Answer to Question 2

ANS: D
Patients with a deficiency of factor IX will have a normal PT. The PT does not require this protein.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

For a complete list of videos, visit our video library