The time value of money is based on the concept of ____.

Which preanalytical factor that can affect validity of test results is not always under the phlebotomist's control?

a.) patient identification b.) patient preparation c.) specimen collection d.) specimen handling

A scaphoid wrist fracture is suspected, and the patient is able to ulnar-deviate until the first met-acarpal and radius are aligned

a. 15 degrees b. 20 degrees c. 5 to 10 degrees d. 20 to 25 degrees