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Junior Science - The Human Body Flashcards | StudBud
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Junior Science - The Human Body
Junior Science - The Human Body
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KS3, revision, human body, organ systems, digestion, respiration
Flashcards
16 cards
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Practice quiz
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Questions
16
Answers
1
Select the correct equation for
respiration
Oxygen + Glucose -> Water + Carbon Dioxide
Oxygen + Glucose -> Hydrogen + Carbon Dioxide
Glucose + Water -> Oxygen + Carbon Dioxide
Water + Carbon Dioxide -> Oxygen + Glucose
2
How does food travel through the body?
Enzymes
Hydrochloric acid
Gravity
Peristalsis
3
Which side of the heart has more muscle and why?
Left - pumps blood around the entire body (more pressure)
Left - pumps blood to the lungs
Right - pumps blood around the entire body (more pressure)
Right - pumps blood to the lungs
4
Which blood vessel would you expect to have the
most oxygen
?
Vena cava
Aorta
Pulmonary artery
Pulmonary vein
5
What is used to
chemically digest
food in the body?
Hydrochloric acid
Enzymes
Teeth
Peristalsis
6
Select the test and result for
starch
Iodine - turns yellow
Biuret test - turns from blue to purple
Iodine - turns blue/black
Benedict's solution - turns from blue to red
7
How could I test exhaled air to show it contains carbon dioxide?
Blow into limewater - turns cloudy
Glowing splint will re-light
Light a splint - squeaky pop
Blow into limewater - nothing happens
8
Select the disease caused by smoking
Obesity
Arthritis
Strokes
Lung cancer
9
Select the food rich in protein and what protein is needed for in the body
Bread - growth and repair
Meat - insulation
Fish - growth and repair
Fish - energy
10
What carries oxygen around the body?
Platelets
Red blood cells
Plasma
Phagocytes
11
If I tested the
outside of tube 1
for
starch
and glucose, what would happen?
Starch - blue/black, Glucose - red
Starch - yellow (no change), Glucose - blue (no change)
Starch - blue/black, Glucose - blue (no change)
Starch - yellow (no change), Glucose - red
12
Select the blood vessel that carries blood to the heart from the rest of the body
Pulmonary vein
Vena cava
Pulmonary artery
Aorta
13
What happens if you don't have enough vitamin C in your diet?
Slow growth
Get very tired
Scurvy
Night blindness
14
What happens when we breathe in?
Diaphragm flattens
Intercostal muscles pull the ribs up and out
Intercostal muscles allow the ribs to drop back down
Diaphragm curves upwards
15
Select the test and result for
sugar (e.g. glucose)
Benedict's solution - turns from blue to red
Biuret test - turns from blue to purple
Iodine - turns yellow
Iodine - turns blue/black
16
Name the joint found in the
knee
Synovial
Ball and socket
Hinge
Fixed
