The flashcards below were created by user
dammy101
on FreezingBlue Flashcards.
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Complete the word equation for respiration
food + oxygen --> Energy+Carbon dioxide + water
( food + o2--> energy+co2 + h20
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What is the scientific name for the thigh bone?
Femur
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Scientific name for the funny bone
Humerous
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Scientific name for the shoulder bone
Scalable
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Scientific name for the jawbone
Mandible
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Why do we need a skeleton? (three reasons)
- 1) To provide us shape
- 2) So we can move
- 3) so we can stand up straight without falling
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Do ligaments attach muscle to bone?
yes
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What are three major differences between arteries and veins?
- 1.arteries carry the blood away from the hear whereas veins bring the blood towards the heart.
- 2.arteries have more thickness whereas veins have thin walls.
- 3.Arteries take oxygenated blood away from the heart and veins take de-oxygenated blood back to the heart.
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What is the pathway of oxygen into the bloodstream (lungs)
Mouth/nose --> Trachea --> Bronchi --> bronchioles --> Alveoli --> blood stream
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Define veinn
A blood vessel that moves blood, usually deoxygenated from the body back to the heart.
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Fedine artery
A blood vessel that moves blood (usually oxygenated from the heart to another part of the body)
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define capillary
Very small blood vessels that connect arteries to veins.
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Define skeletal system
The hard internal structures (bone and cartilages) that provide a jointed frame for the body/
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Define antagonistic muscles
A muscle that opposes the action of another. The biceps and triceps are antagonistic muscles.
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Fedine respirtation
The process where some organisms obtain energy from food, usually required oxygen and producing carbon dioxide.
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What is the function of a cartilage?
To reduce friction and acts as a shock absorber
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What is snyovial fluid?
Keeps cartilage lubricated and holds it in place
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what does the synovial membrane do?
Produces synovial fluid
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what do ligaments do?
Join the two bones and stop them from coming apart.
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What do white blood cells do?
- -responsible for fighting infection and disease.
- - The number of white blood cells increase when a person if fighting an infection or disease
- - Approximately 1% of our blood is made up of white blood cells and platelets.
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What do red blood cells do?
- - Contain a chemical cooled haemoglobin that carries oxygen around your body.
- - make up 45% of your blood.
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What does plasma do?
- - plasma makes up about 54% of our blood
- - Straw coloured
- - transports carbon dioxide from our cells to our lungs and nutrients from the small intestine to our cells.
- - also transports chemical messengers called hormones to your cells.
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