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WorksheetsBlood and circulatory system
Total questions: 27
Worksheet time: 54mins
Osmotic pressure forces the molecules in the blood out through capillary walls.
true
false
The pulmonary circuit
sends oxygen poor blood to the heart.
sends oxygen poor blood to the tissues
sends oxygen poor blood to the lungs.
brings oxygen rich blood from the tissues.
A person with type A blood can successfully donate blood to a person with what blood type?
A
B
O
none of these
Plasma contains fibrinogen, serum does not.
true
false
A sphygmomanometer measures
clotting time
blood pressure
hematocrit
brain function
Pus is composed of
neutrophils, eosinophils and basophils
bacteria, white blood cells and damaged cells
mucus, sputum and platelets
water, serum and fibers
Which of he following layers of the heart and their function are correctly matched?
epicardium - protective inner layer of the heart chambers and valves
myocardium - cardiac muscle tissue that pumps blood our of the heart chambers
endocardium - protective outer coating
Pericardium - protective inner lining of the heart chambers
What is the primary function of lymphocytes?
phagocytize damaged cells
produce enzymes that dissolve blood cells
release substances that initiate blood clots
act against foreign bodies
The aorta is the largest artery in the pulmonary circuit.
true
false
The normal pacemaker of the heart is the
Purkinje fibers
AV bundle
sinoatrial node
atrioventricular node
A red blood cell has a large nucleus and it is thicker near the center of the cell and thin around the rim of the cell.
true
false
What vein is labeled I?
vertebral vein
right subclavian vein
right internal jugular vein
anterior facial vein
What structure is labeled C?
red blood cell
anti-B antibody
antigen A
anti-A antibody
The heart pumps about _______ liters of blood a day and contracts about ________times in a lifetime.
1000; 1 billion
1200; 2 billion
3000; 2 billion
7000;2.5 billion
The ______________ supplies blood to the digestive tract.
phrenic arteries
superior mesenteric arteries
lumbar artery
middle sacral artery
The right atrium receives blood directly from
the superior and inferior vena cava only
the superior and inferior vena cava and coronary sinus
the superior vena and inferior vena cava and pulmonary veins
the pulmonary veins
Persons with type AB blood are sometimes referred to as universal donors.
true
false
Cardiac output is calculated by multiplying stroke volume by the systolic blood pressure.
true
false
Which is not a branch of the aorta?
right coronary artery
pulmonary artery
brachiocephalic artery
left subclavian artery
What is labeled B?
red blood cell
antigen-A
anti-B antibody
antigen B
Where is the atrioventricular (AV) node?
A
B
D
F
Where is the vertebral vein?
D
B
C
F
Arteries are strong elastic vessels that carry blood to the heart.
true
false
Venules continue from capillaries to form veins, which return blood to the atria.
true
false
Blood flow through a capillary is controlled by a precapillary sphincter.
true
false
Where is the sinoatrial (SA) node?
A
B
C
D
Where is the tricuspid valve?
B
D
C
F
