The study of blood is known as:
What are artifacts?
Additional electrical activity picked up by the electrocardiograph
The function of glucose in the body is to:
provide energy to body
The function of hemoglobin is to:
transport oxygen in the body
What hormone is required for the normal use of glucose in the body?
insulin
The hemoglobin A1c test measures the:
average amount of glucose in the blood over a 3-month period.
What happens to the bronchial tubes during an asthma attack?
They constrict, swell, and become clogged with mucus.
What color stopper tube is used to collect a blood specimen for a complete blood cell count (CBC)?
lavendar
A total cholesterol reading of 250 is considered:
high
An evacuated tube with a lavender stopper contains:
During the venipuncture procedure, a sudden swelling occurs in the area around the puncture site. You should:
remove tourn, then needle
According to the American Diabetes Association, what is the normal range for a fasting blood glucose level (in mg/dL)?
less than 99
The buildup of fatty deposits on the walls of arteries is known as:
atherosclerosis
You are performing a venipuncture, and the patient becomes dizzy and is about to faint. Your first priority in this situation should be to:
protect patient from injury
Which of the following is the proper method for identifying a patient before performing a venipuncture?
full name and DOB
Which of the following gauge needles is used most often to perform a routine venipuncture using the vacuum tube method?
21 G
What is the correct order of draw?
Blood cultures, blue, red/SST, green, lavendar, grey, yellow
The red blood cell indices assist in the diagnosis of the different types of:
anemia
Which of the following antecubital veins is considered the best vein to use for a venipuncture?
median cephalic
Harmless microorganisms that normally reside in the body but do not cause disease are known as:
normal flora
The buffy coat consists of:
white blood cells and platelets
Which of the following tests is used to detect a blood incompatibility problem with a mother and her unborn child?
rh antigen titer
Escherichia coli normally reside in the:
large intestine
Before meals, it is recommended that the blood glucose level for a diabetic patient fall between:
80 and 120
What is the PT/INR result of a healthy individual with a normal clotting ability?
0.8-1.2