Respiratory System Crossword

this serves as the first air passageways from our surroundings
larger opening posterior to nose
this sticky material cleans the air of bacteria
air filled space in skull
sinus infection
number of sinuses
passageway in throat for food and air
function of this is to produce sounds
air passageway in throat
trachea branches into smaller tubes
dead ends of lung tissue
blood vessel that covers lung tissue
air contains 21% ……….
The amount of air you breathe in or out with each breath
The maximum amount of air you could possibly breathe in or out in one breath
is a person's maximum speed of expiration
each lung is enclosed in a ………..
pleural membranes produce ……….
contraction of …….. increases volume of the chest cavity
muscle between ribs help with breathing
blood vessel carries oxygenated blood from lung to heart
oxygen moves from area of high concentration to area of low concentration
protein in red blood cells that carries oxygen