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;
23 Cards in this Set
- Front
- Back
|
Respiratory system
|
the system that brings oxygen into the body and releases carbon dioxide into the atmosphere
|
|
|
lungs |
either of the two main organs of the respiratory system, located within the rib cage
|
|
|
Respiration
|
the exchange of gases between the body and the outside air
|
|
|
pharynx |
throat
|
|
|
arteries |
vessels that carry blood away from the heart
|
|
|
atrium |
each upper chamber of the heart
|
|
|
blood |
a fluid connective tissue that circulates through the blood vessels in the body
|
|
|
Blood vessels
|
tubular structures that carry blood through tissues and organs
|
|
|
Bronchi
|
plural form of bronchus
|
|
|
Bronchioles
|
the smaller tubes into which a bronchus divides
|
|
|
Bronchus
|
one of the two tubes that connects the lungs with the trachea
|
|
|
Capillaries
|
branching blood vessels that connect arteries and veins
|
|
|
Circulatory system |
the system that circulates blood through the body |
|
|
diaphragm |
a dome-shaped muscle just below the lungs, used to inhale and exhale |
|
|
exhale |
breathe out |
|
|
heart |
a hollow muscular organ that pumps the blood through the circulatory system |
|
|
inhale |
breathe in |
|
|
Pacemaker
|
a group of cells that send signals to control heart rate |
|
|
Septum
|
a wall of tissue separating the left and right sides of the heart |
|
|
Trachea
|
windpipe |
|
|
Valves |
flaps of tissue that stop blood from flowing backward |
|
|
Ventricle:
|
each lower chamber of the heart |
|
|
Veins
|
vessels that carry blood to the heart
|
