855024
Question 1
Question
Through which vessel does deoxygenated blood enter the heart?
Answer
-
Vena cava
-
Pulmonary vein
-
Pulmonary artery
-
Aorta
Question 2
Question
Into which chamber does oxygenated blood enter the heart?
Answer
-
Right atrium
-
Right ventricle
-
Left atrium
-
Left ventricle
Question 3
Question
Out of which chamber does deoxygenated blood leave the heart?
Answer
-
Right atrium
-
Right ventricle
-
Left atrium
-
Left ventricle
Question 4
Question
Through which vessel does oxygenated blood leave the heart?
Answer
-
Vena cava
-
Pulmonary vein
-
Pulmonary artery
-
Aorta
Question 5
Question
True or false? The muscle in the wall of the right hand side of the heart is thicker to pump blood to the lungs.
Answer
- True
- False
Question 6
Question
True or false? Cardiac muscle is supplied with oxygen by the coronary arteries.
Answer
- True
- False
Question 7
Question
Which of these are features of arteries?
Answer
-
Wide lumen
-
Narrow lumen
-
Muscular, elastic walls
-
Valves
-
High pressure
-
Low pressure
Question 8
Question
Which of these are features of veins?
Answer
-
Wide lumen
-
Narrow lumen
-
Muscular, elastic walls
-
Valves
-
High pressure
-
Low pressure
Question 9
Question
What is a capillary?
Answer
-
A larva of any insect of the order Lepidoptera (butterflies)
-
A blood vessel that can only transport one red blood cell at a time
-
An architectural feature found at the top of columns
Question 10
Question
True or false? Stents are metal meshes filled with a balloon which are used to widen arteries with fatty deposits on them.
Answer
- True
- False
Question 11
Question
Which of these is a way of dealing with badly blocked arteries, where stents do not work?
Answer
-
Heart transplant
-
Bypass surgery
-
Cholesterol-lowering diets
Question 12
Question
True or false? Plasma in the blood is coloured bright red.
Answer
- True
- False
Question 13
Question
Which protein is used to transport oxygen in erythrocytes (red blood cells)?
Answer
-
Melatonin
-
Keratin
-
Haemoglobin
Question 14
Question
True or false? Red blood cells maximise their surface area by being shaped as a biconcave disc.
Answer
- True
- False
Question 15
Question
True or false? Platelets are responsible for blood clotting, converting fibrinogen into fibrin which forms a mesh over wounds.
Answer
- True
- False
Question 16
Question
Which of these are types of artificial blood?
Answer
-
Saline
-
Water
-
Haemoglobin-based products
-
Perfluorocarbons
-
Benzene derivatives
Question 17
Question
True or false? Using mechanical artificial hearts carries the risk of blood clotting in the heart.
Answer
- True
- False
Question 18
Question
Which vascular tissue in plants transports sugars made in photosynthesis?
Answer
-
Phloem
-
Xylem
Question 19
Question
Which vascular tissue in plants transports water and mineral ions?
Answer
-
Phloem
-
Xylem
Question 20
Question
True or false? The bark of trees is actually made of lignified, dead, xylem cells.
Answer
- True
- False
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