FREE ASCP Specimen Collection Questions and Answers
What proportion of red blood cells, white blood cells, and platelets make up the total volume of blood?
Red blood cells, white blood cells, and platelets make approximately 45% of blood volume.
Which test is carried out prior to a patient giving blood?
This test measures the concentration of hemoglobin in the blood, which is important because donors must have adequate levels of hemoglobin to ensure that blood donation is safe for both the donor and the recipient.
Which tube has the thrombin needed for the STAT serum test?
Thrombin is contained in an orange-stoppered container for STAT serum testing.
When performing trace metal analysis, which color tube would you use?
For the analysis of trace metals, a dark blue tube is used.
Which color tubes have coagulants in them?
Coagulants are contained in orange, red, and gold tubes.
Hemolysis: What is it?
Red blood cells are destroyed during hemolysis.
Which of the following describes the epidermis's deepest layer?
The lowest of the five epidermis layers is called the stratum basale, often known as the basal layer or stratum germinativum.
What are little purple or red dots on the body that result from a small cut?
A petechia is a tiny, 1-2 mm purple or red patch on the skin that results from a small blood clot in capillary blood vessels. Physical trauma, such as a severe episode of coughing, holding one's breath, vomiting, or sobbing, is the most frequent cause of petechiae. These events can induce facial petechiae, particularly in the area around the eyes.
Which of the following are contained in tubes with a lavender stopper?
Tetraacetic acid, or EDTA, is contained in tubes with a lavender cork.
Which vein is frequently utilized to take a patient's blood when they are obese?
When a patient is obese, the cephalic (or antecubital) vein is frequently used to take blood. This vein is a superficial vein of the upper limb that runs in the superficial fascia along the anterolateral surface of the biceps brachii muscle. It connects to the basilic vein at the elbow through the median cubital vein.
Which statement best sums up platelets?
Platelets are described as the cells in blood that clot. They are small, disk-shaped cell fragments that play a crucial role in blood clotting (coagulation) by forming clots to stop bleeding.