Unit 5- Final study guide (Respiratory system (What can you infer about…
Unit 5- Final study guide
What can you infer about the function of the ribcage?
They protect your lungs
Your body can't store oxygen at all.
Place the following events in sequence: A) Air pressure inside your lungs drops; B) The diaphragm contracts; C) Air from outside rushes into your lungs.
B, A, C
What word best describes the function of the trachea? A passageway
Where does the transfer of oxygen into the bloodstream take place?
In the alveoli
What do capillaries have in common with veins and arteries?
They are all types of blood vessels.
The walls of the alveoli and capillaries are permeable. What does this mean?
Substances can pass through them.
What term best describes the role of carbon dioxide in the human body?
What do lung cancer and emphysema have in common? They are both caused by smoking.
What happens when your diaphragm relaxes and moves upward?
Your lungs deflate and you breathe out.
What is the main function of the urinary system? Removing poisons from your body
Before the kidneys filter it out, where does urea exist? In your bloodstreem
What can you infer about urine from the information presented in the movie?
It is mostly made up of water
What does your bladder have in common with a balloon? It can expand
What might happen if your bladder lacked sphincter muscles?
Urine might leak out of your bladder.
What is the function of the urethra? It delivers urine from the bladder to the outside world
What determines when you need to go to the bathroom? How full the bladder is
What word best describes the function of the nephrons? Filter