The Active Body (EOU Test) Flashcards
A ________ movement were two bones meet
Joint
Give three ways in which your skeleton helps you.
Support, protection and movement.
____________ Attach bones to other bones
Ligaments
_________ Attach bones to muscles.
Tendons
When a muscle gets shorter and fatter we say it _____________.
Contracts
When a muscle returns to normal size we say it _____________
Relaxes
Name two muscles that work in an antagonistic pair.
Biceps and triceps
Name two things that reduce the friction at a joint.
Synovial fluid and cartilage.
List three things that describe a reflex.
Automatic, very quick, protective.
Your muscles are controlled by messages that pass along ______________
Nerves
Name two things that could slow down a person’s reaction time.
Tiredness, alcohol, drugs
Name three types of sensors in your skin
Touch, pressure, cold, heat, pain
What is the chemical found in your skin that protects you from UV (ultra violet) light?
Melanin
Why are sleeping bags designed to trap air?
Air is a poor conductor of heat and so gives good insulation
Give two jobs done by your kidneys
Control the amount of water in your body, filter out chemical waste from your blood
