True or false (circle one). A force couple occurs when two parallel forces act simultaneously in opposite directions to produce torque
Indicate whether the statement is true or false.
True
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Which of the following is an acceptable sample for testing on a photo-optical clot-detecting instrument?
a. Lipemic plasma b. Hemolyzed plasma c. Serum d. Plasma collected using a 9:1 ratio of whole blood to 3.2% sodium citrate
Radiographers must limit the patient's exposure to ionizing radiation by
1. employing appropriate radiation reduction techniques. 2. using protective devices that minimize radiation exposure. 3. selecting radiographic exposures factors that only use low kVp and high mAs a. 1 and 2 only b. 1 and 3 only c. 2 and 3 only d. 1, 2, and 3
Which of the following blood assays can assist in the diagnosis and evaluation of anemia?
A) hemoglobin B) troponin T C) glucose D) insulin
What is a crude rate and how is it used? How simple (or difficult) is it to determine?
What will be an ideal response?