7.1

Question	Answer
What does your body produce when its under stress ?	Noradrenalin
By how much can noradrenalin speed up the heart rate	5x the normal heart rare
How does vigorus affect the heart rate	speeds it up
What are receptors ?	cells that detect changes in stimuli
What happens when you stop exercising vigorously?	Heart rate decreases (slows down)
What is your body made up of?	cells,tissues,muscle,fat and organs
What is mitochondria?	The organelles in which cellular respiration occurs
What is the reaction for cell respiration ?	Glucose,oxygen,water,energy
what do lysosomes do ?	create wastes in your body
What do ribosomes do ?	produce proteins in a cell
What is the largest internal organ ?	The liver
what does the liver do ?	1.breaks down heamophogoblin 2.breaks down hormones 3.breaks down toxic substances
What is metabolism	chemical process that maintains organisms
What does interdependent mean ?	Something that relies on something else to work
What are enzymes	Proteins in your body that can speed up a reaction
How many Enzymes in the human body ?	Over 700
What is a catabolic reaction ?	molecule being split into smaller molecules
what is a anabolic reaction?	small molecules joining to make a larger molecule
What is diffusion ?	movement of particles in a substance

Resource summary

	Created by Selman Inceoz almost 8 years ago