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WorksheetsYear 8 Respiratory system
Total questions: 13
Worksheet time: 14mins
What is the function of the respiratory system?
Taking in Carbon Dioxide and expelling oxygen
Assist with breathing mechanic
Taking in Oxygen and expelling oxygen
Help with the circulation of the blood through the body
Reorder the following body parts in order, how oxygen enters the bloodstream
Nose and Mouth
Trachea
Bronchus
Bronchioles
Alveoli
Oxygen enters the bloodstream through a process called?
Ventilation process
Respiration process
Gaseous exchange process
Perfusion
To exchange means to
GIve away
Swap
Receive
dissolve
The gases that exchange in humans during breathing are (a) and Oxygen
The air you breath in is about ...........
40%
70%
21%
37%
Oxygens combine with ..................... when it enters the blood system?
Platelets
Plasma
White Blood Cells
Haemoglobin
Match the following word to their definitions
Concentration
The amount of something in one place
Alveoli
Air sacs in the lungs
Capillary
Smallest blood vessels
Haemoglobin
Transport oxygen in the blood
another word for breathing in is?
(a)
When inhaling the volume in the chest ............
Decrease
Increase
stay the same
Doubles in volume
The muscles that allows the lungs to expand more during exercise are ?
Pectorals and Sternocleidomastoids
Deltoid and Pectorals
Serratus anterior and Pectorals
Pectorals and Rectus Abdominis
Match the following
Breathing in to take in oxygen
Inspiration
Breathing out to remove carbon dioxide
Expiration
A sheet of muscle found under the lungs
Diaphragm
Muscles found in between the ribs
Intercostal muscles
Process that brings air into the body
Breathing
