Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
22 Cards in this Set
- Front
- Back
|
glucose
|
a type of sugar
|
|
|
capillaries
|
the smallest blood vessels. Substances enter and leave the body through the thin walls of capillaries
|
|
|
blood vessel
|
tubes in which blood flows. There are capillaries, veins and arteries
|
|
|
artery
|
blood vessel that carries blood AWAY from the heart
|
|
|
vein
|
blood vessel that carries blood TOWARDS the heart
|
|
|
heart
|
organ that pumps blood around the body
|
|
|
circulatory system
|
system containing the heart and blood vessels
|
|
|
blood
|
contains cells and a liquid called plasma, it flows around the body carrying various substances which are either made by the body or needed by the body
|
|
|
pulse
|
the feel of your blood being pumped
|
|
|
red blood cells
|
cells in the blood that carry oxygen
|
|
|
valves
|
stop the blood flowing in the wrong direction
|
|
|
chambers
|
four compartmets in the heart
|
|
|
carbon dioxide
|
a product of respiration
|
|
|
inhale
|
to breathe in
|
|
|
exhale
|
to breathe out
|
|
|
ventilation
|
air moving into and out of the lungs
|
|
|
mucus
|
slimy substance found in nose and trachea that traps dirt and microbes and is moved out of the lungs by cilia
|
|
|
trachea
|
tube carrying air into and out of the lungs; also called windpipe
|
|
|
bronchus
|
tube in the lungs that connects the windpipe to the air sacs
|
|
|
air sacs
|
groups of alveoli in the lungs where oxygen comes out of the air and into the blood
|
|
|
alveolus
|
small, round pocket that is qrouoed with other alveoli to form air sacs in the lungs
|
|
|
gas exchange
|
taking oxygen into the blood and getting rid of carbon dioxide into the lungs. Happens in the air sacs
|
