Flashcards
questions
Cards in this deck (15)
- 1what are enzymesenzymes are special proteins that can speed up a reaction without being used in the process
- 2how much enzymes are in the body?over 700
- 3what are carbohydrates broken into?glucose
- 4what are proteins broken down intoamino acids
- 5what are lipids broken down into?fatty acids and glycerol
- 6what is diffusiondiffusion is the movement of particles in a substance from an area of high concentration to an area of low concentration
- 7what is circulationyour circulatory system carries materials to and from every cell of your body via a series of blood vessels
- 8what is your heart made out of?cardiac muscle
- 9what is a pacemakerthe rhythm of relaxation and contraction of the pacemaker sets the rhythm for the heartbeat
- 10what is a defibrillatora defibrillator is used to send an electric current to the hear in attempt to restore the hearts natural rhythm
- 11what are hormoneshormones are chemicals which act as messengers in the body
- 12what is mitochondria?mitochondria are the organelles in which cellular respiration takes place
- 13what is alveoli?tiny air sacs of the lungs which allow for rapid gaseous exchange
- 14what is the largest internal organ?the liver
- 15what does the liver do?breaks down hormones
breaks down haemoglobin
breaks down or modifies toxic substances
converts ammonia to urea