WorksheetsCirculatory system
Total questions: 21
Worksheet time: 11mins
What are present in veins but absent in arteries?
smooth elastic tissues
muscular tissues
valves
How are capillaries adapted for their function?
One-cell thick endothelium
Presence of valves
Large lumen
I have a large lumen, I have thin muscular walls, I transport blood towards the heart
Artery
Vein
Capillary
Arteriole
I have muscular walls, and a small lumen, I transport blood away from the heart
Artery
Vein
Capillary
Arteriole
What is the function of white blood cells?
carry oxygen
fight infection
carry nutrients
clot blood
What is the function of clotting factors?
acts as an enzyme
Cause a series of chemical reactions to form fibrin.
forms a platelet plug.
Results in clot retraction.
Which of the following statements is INCORRECT, in reference to the suitability of RBC's to transport oxygen.
Contain haemoglobin.
Contain a nucleus with a strong affinity for binding to haemoglobin.
Have a large SA/Vol due to being biconcave.
Have no nucleus = more room for haemoglobin.
Letter D is pointing to
Aorta
Right Pulmonary Artery
Superior Vena Cava
Pulmonary Trunk
Letter G is pointing to
Right atrium
Left Atrium
Right ventricle
Left ventricle
Which letter is pointing to the septum?
H
I
E
B
What letter is pointing to the aortic arch?
D
K
C
B
Which of the following carries blood TO the lungs?
pulmonary veins
pulmonary arteries
aorta
superior vena cava
Structure B carries
oxygenated blood
deoxygenated blood
Which of the following % is correct for the transportation of Carbon Dioxide as bicarbonate ions
22%
8%
70%
97%
When carbon dioxide combines with water it forms (a) then dissociates into hydrogen ions and bicarbonate ions.
The threads that form an insoluble meshwork in blood clotting are called
(a)
Which blood group is able to donate whole blood to all other blood types?
A
B
AB
O
Which blood type contains only A antigens?
AB
A
B
O
Which blood type contains only Anti-A antibodies?
AB
A
B
O
Agglutination occurs when blood type antibodies come into contact with blood type antigens to which they correspond. What is agglutination?
Red blood cells burst and die
Red blood cells are clumped together and become non-functional
Blood clotting
A system in which transfusions can occur
How do you feel about this topic in Human Biology, 0-4 (I am struggling), 4-6 (feeling okay but need to revise), 7-10 (feeling strong about my content knowledge).
0-4
4-6
7-10
