
Heart and Circulatory System 2

Quiz
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Science
•
Professional Development
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Medium
Standards-aligned

D. Patel
Used 2+ times
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The muscle that separates the two sides of the heart is called the.......................
Atrium
Septum
Vena cava
Aorta
2.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Tick three answers that apply. The wall of the left hand side of the heart is thicker than the right hand side is because..............
closest to the lungs
contains more muscle
has a longer distance to push the blood to all the organs
pushes blood under high pressure
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calculate the cardiac output of a heart that pumps 0.07 litres of blood 55 times per minute.
4.85 litres/min
4.00 litres/min
3.85 litres/min
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calculate the stroke volume for a cardiac output of 5 litres/min and a heart rate of 50 beats/min.
0.10 litres of blood
1.0 litres of blood
10.2 litres of blood
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The heart is called a 'double pump' because
It is because the heart works twice as fast most of the time
The first pump carries oxygen-poor blood, and the second pump carries oxygen-rich blood.
It is because the heart pumps double the amount of blood.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which side of the heart contracts more strongly?
Right hand side
Left hand side
Neither they both contract with equal pressure
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the main organ of our circulatory system?
heart
lungs
skin
liver
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