respiration and movement keywords Flashcards
respiration
The reaction that releases energy in living cells
glucose
a simple sugar used in the respiration reaction
aerobic respiration
respiration using oxygen to release energy
respiratory system
the group of organs needed to move oxygen and remove carbon dioxide from the cells
diffusion
the spreading out of particles from high concentration to low concentration
gas exchange
when two or more gasses move from place to place in opposite directions
lungs
organs that get oxygen into the blood and remove carbon dioxide
alveoli
the pocket shaped structures in the lungs where gas exchange happens
bronchus
large tube leading from the trachea to the lungs
bronchioles
small branching tubes leading from the bronchus in a lung
diaphragm
muscular organ that helps with breathing
intercostal muscles
muscles between the ribs that help with breathing
rib
bones that protect your heart and lungs
ribcage
all your ribs
trachea
tube shaped organ that allows air into your lungs
cillia
waving strands that stick out of some cells
cilliated epithelial cells
specialised cell with waving cillia to sweep mucus along
mucus
sticky liquid that traps particles
breathing
muscle movement that fills and empties the lungs with air
breathing rate
number of times you breathe in a minute
exhale
breathe out
inhale
breathe in
joint
a place in your skeleton where bones meet
skull
a collection of bones that protect your brain
vertebrae
the bones in your back
ball and socket joint
a ball shaped piece of bone fits into a socket made by other bones
hinge joint
a joint where two bones form a hinge
antagonistic pair
two muscles that pull bones in opposite directions
