PHLEBOTOMY NATIONAL EXAM (NHA)
Characteristics imperative to a phlebotomist - answer Dependability, honesty, integrity,
empathy and compassion, professional appearance, interpersonal skills
Circulatory system function - answer deliver oxygen, nutrients, hormones, & enzymes to
cells and transport cellular waste (CO2) to organs where they can be expelled
The two circulations - answer Pulmonary & Systemic
Pulmonary circulation - answer carries deoxygenated blood from the right ventricle to
the lungs and returns oxygenated blood from lungs to left atrium
Where does oxygenation take place in the lungs? - answer alveoli
Systemic circulation - answercarries oxygenated blood from left ventricle throughout the
body
Upper chambers of the heart - answerright and left atria
lower chambers of the heart - answerright and left ventricle
tricuspid valve - answeratrioventricular valve, situated between right atrium and right
ventricle
**to remember this valve is on the right side of the heart-- people TRY to be RIGHT
pulmonic valve - answersemi-lunar valve situated between the right ventricle and the
pulmonary artery
Mitral valve (or bicuspid) - answeratrioventricular valve located between the left atrium
and left ventricle
aortic valve - answersemi lunar valve situated between the left ventricle and aorta
Flow of blood through the heart - answerSuperior and Inferior Vena Cavae< Right
atrium< tricuspid valve< right ventricle< pulmonic valve< pulmonary artery< lungs<
pulmonary vein< left atrium< mitral (bicuspid) valve< left ventricle< aorta< rest of body
Three layers of the heart - answerEndocardium, myocardium, epicardium
Blood vessels - answerarteries, arterioles, capillaries, venules, veins, superior & inferior
vena cavae
, aorta, arteries, and arterioles carry_____ blood _______ the heart - answeroxygenated
& away from
venules, veins, and superior and inferior vena cave carry _____ blood ________ the
heart - answerdeoxygenated & back to
The average adult has ______ liters of blood - answer5-6
Plasma comprises how much of circulating blood? - answer55%
Plasma contains.... - answerproteins, amino acids, gases, electrolytes, sugars,
hormones, minerals, vitamins, and water
What percent of plasma is water? - answer92%
Formed elements comprise what percent of circulating blood? - answer45%
another name for red blood cells... - answerErythrocytes
What makes up the formed elements? - answerRed blood cells, White blood cells, and
platelets
Another name for white blood cells... - answerleukocytes
another name for platelets... - answerthrombocytes
What comprises 99% of the formed elements? - answerred blood cells (erythrocytes)
Where do blood cells originate? - answerstem cells in bone marrow
How many RBCs are in a microliter of blood? - answer4.2 to 6.2 million
Normal life span of an RBS is... - answer120 days
Function of a leukocyte - answerprovide the body protection against infection
Amount of WBCs per microliter of blood - answer5,000-10,000
leukocytosis - answerincrease in WBCs
leukocytosis is seen when? - answercases of infection and leukemia
leukopenia - answerdecrease in WBCs
leukopenia is seen when? - answerviral infections or chemotherapy
Characteristics imperative to a phlebotomist - answer Dependability, honesty, integrity,
empathy and compassion, professional appearance, interpersonal skills
Circulatory system function - answer deliver oxygen, nutrients, hormones, & enzymes to
cells and transport cellular waste (CO2) to organs where they can be expelled
The two circulations - answer Pulmonary & Systemic
Pulmonary circulation - answer carries deoxygenated blood from the right ventricle to
the lungs and returns oxygenated blood from lungs to left atrium
Where does oxygenation take place in the lungs? - answer alveoli
Systemic circulation - answercarries oxygenated blood from left ventricle throughout the
body
Upper chambers of the heart - answerright and left atria
lower chambers of the heart - answerright and left ventricle
tricuspid valve - answeratrioventricular valve, situated between right atrium and right
ventricle
**to remember this valve is on the right side of the heart-- people TRY to be RIGHT
pulmonic valve - answersemi-lunar valve situated between the right ventricle and the
pulmonary artery
Mitral valve (or bicuspid) - answeratrioventricular valve located between the left atrium
and left ventricle
aortic valve - answersemi lunar valve situated between the left ventricle and aorta
Flow of blood through the heart - answerSuperior and Inferior Vena Cavae< Right
atrium< tricuspid valve< right ventricle< pulmonic valve< pulmonary artery< lungs<
pulmonary vein< left atrium< mitral (bicuspid) valve< left ventricle< aorta< rest of body
Three layers of the heart - answerEndocardium, myocardium, epicardium
Blood vessels - answerarteries, arterioles, capillaries, venules, veins, superior & inferior
vena cavae
, aorta, arteries, and arterioles carry_____ blood _______ the heart - answeroxygenated
& away from
venules, veins, and superior and inferior vena cave carry _____ blood ________ the
heart - answerdeoxygenated & back to
The average adult has ______ liters of blood - answer5-6
Plasma comprises how much of circulating blood? - answer55%
Plasma contains.... - answerproteins, amino acids, gases, electrolytes, sugars,
hormones, minerals, vitamins, and water
What percent of plasma is water? - answer92%
Formed elements comprise what percent of circulating blood? - answer45%
another name for red blood cells... - answerErythrocytes
What makes up the formed elements? - answerRed blood cells, White blood cells, and
platelets
Another name for white blood cells... - answerleukocytes
another name for platelets... - answerthrombocytes
What comprises 99% of the formed elements? - answerred blood cells (erythrocytes)
Where do blood cells originate? - answerstem cells in bone marrow
How many RBCs are in a microliter of blood? - answer4.2 to 6.2 million
Normal life span of an RBS is... - answer120 days
Function of a leukocyte - answerprovide the body protection against infection
Amount of WBCs per microliter of blood - answer5,000-10,000
leukocytosis - answerincrease in WBCs
leukocytosis is seen when? - answercases of infection and leukemia
leukopenia - answerdecrease in WBCs
leukopenia is seen when? - answerviral infections or chemotherapy
