MEDCA exam study guide Phlebotomy
UPDATED ACTUAL Exam Questions and
CORRECT Answers
When blood is removed from the body, the blood clots and the liquid part is called - CORRECT
ANSWER- Serum
If veins in the arms cannot be used for venipuncture, the alternative veins can be found in the -
CORRECT ANSWER- Dorsal side of hands and wrists
The instrument used to speed the removal of serum by spinning the blood is called a -
CORRECT ANSWER- Centrifuge
Before performing a venipuncture, a clean pair of gloves should be put on the presence of the
patient because it is a reassuring - CORRECT ANSWER- Safety concious gesture for both
the worker and the patient.
Lying face up on their back is called what position? - CORRECT ANSWER- Supine position
To avoid blood-clotting in the collection tube, it is extremely important the blood in the.. -
CORRECT ANSWER- Purple-topped tube be gently inverted a minimum of eight times.
What is the normal ph range of a normal body? - CORRECT ANSWER- 7.35 to 7.45
Serum should be transported to the laboratory for testing and separated from blood cells within
what time limit? - CORRECT ANSWER- Within 2 hours
Of the total volume of blood, how much percent is liquid - CORRECT ANSWER- 55% is
liquid
, A person who has too little hemoglobin or a decreased number of red blood cells is known to be -
CORRECT ANSWER- Anemic
Where do blood cells begin their formation? - CORRECT ANSWER- In the lymph nodes
and bone marrow.
If the phlebotomist collects blood in the neonatalogy department, how old is the patient? -
CORRECT ANSWER- Hours to a few days old.
The iron containing pigment of the red blood cells is called - CORRECT ANSWER-
Hemoglobin
How long do mature red blood cells live once they have entered the blood stream? - CORRECT
ANSWER- Approximately 120 days
Approximately how many liters of blood does the body contain? - CORRECT ANSWER-
Approximately 5 liters of blood
The study of the nature and cause of disease is called - CORRECT ANSWER- Pathology
A specifically labeled puncture-resistant container for the disposal of needles, scalpels and
syringes is known as the. . - CORRECT ANSWER- Sharps container
When drawing blood, which vein is most preferred? - CORRECT ANSWER- The median
cubital
If blood pressure is read 120/80, which is the systolic pressure? - CORRECT ANSWER- 120
What is systolic pressure? - CORRECT ANSWER- The pressure when the heart is
contracted.
UPDATED ACTUAL Exam Questions and
CORRECT Answers
When blood is removed from the body, the blood clots and the liquid part is called - CORRECT
ANSWER- Serum
If veins in the arms cannot be used for venipuncture, the alternative veins can be found in the -
CORRECT ANSWER- Dorsal side of hands and wrists
The instrument used to speed the removal of serum by spinning the blood is called a -
CORRECT ANSWER- Centrifuge
Before performing a venipuncture, a clean pair of gloves should be put on the presence of the
patient because it is a reassuring - CORRECT ANSWER- Safety concious gesture for both
the worker and the patient.
Lying face up on their back is called what position? - CORRECT ANSWER- Supine position
To avoid blood-clotting in the collection tube, it is extremely important the blood in the.. -
CORRECT ANSWER- Purple-topped tube be gently inverted a minimum of eight times.
What is the normal ph range of a normal body? - CORRECT ANSWER- 7.35 to 7.45
Serum should be transported to the laboratory for testing and separated from blood cells within
what time limit? - CORRECT ANSWER- Within 2 hours
Of the total volume of blood, how much percent is liquid - CORRECT ANSWER- 55% is
liquid
, A person who has too little hemoglobin or a decreased number of red blood cells is known to be -
CORRECT ANSWER- Anemic
Where do blood cells begin their formation? - CORRECT ANSWER- In the lymph nodes
and bone marrow.
If the phlebotomist collects blood in the neonatalogy department, how old is the patient? -
CORRECT ANSWER- Hours to a few days old.
The iron containing pigment of the red blood cells is called - CORRECT ANSWER-
Hemoglobin
How long do mature red blood cells live once they have entered the blood stream? - CORRECT
ANSWER- Approximately 120 days
Approximately how many liters of blood does the body contain? - CORRECT ANSWER-
Approximately 5 liters of blood
The study of the nature and cause of disease is called - CORRECT ANSWER- Pathology
A specifically labeled puncture-resistant container for the disposal of needles, scalpels and
syringes is known as the. . - CORRECT ANSWER- Sharps container
When drawing blood, which vein is most preferred? - CORRECT ANSWER- The median
cubital
If blood pressure is read 120/80, which is the systolic pressure? - CORRECT ANSWER- 120
What is systolic pressure? - CORRECT ANSWER- The pressure when the heart is
contracted.
