Metabolism Flashcards
Understand how our body systems work together to provide body cells with the molecules that they need.
A functioning human body has molecules from _______ and ___ in its cells.
food and air
Cells can only use molecules that are _____ enough to enter a cell.
small
The _________ system brings in oxygen molecules from the air.
respiratory
The ________ system brings in food and breaks it down into smaller molecules.
digestive
The ________ system transports glucose, oxygen, and amino acid molecules to cells in the body.
circulatory
A problem with a body ____ can result in less oxygen, glucose, or amino acids getting to cells.
systems
In order to release ______, cells need both glucose and oxygen molecules.
energy
Inside cells, glucose and oxygen change into different molecules. This is called ____ _____.
cellular respiration
Cells grow and repair themselves with _______ molecules.
protein
Molecules that are the building blocks of proteins
amino acids
A molecule made of carbon and oxygen atoms and is released by the respiratory system.
carbon dioxide
The chemical reaction between oxygen and glucose that releases energy into cells
cellular respiration
A process in which atoms rearrange to form new substances
chemical reaction
The body system that transports molecules to and from all cells of the body
circulatory
The body system that takes in food and breaks it down
digestive
