organ systems Flashcards
(6 cards)
1
Q
what is a diaphragm
A
a large thin sheet of muscle that spreads across the chest cavity below the lungs.it is a largely responsible for breathing
2
Q
what is breathing
A
the regular movement of air into and out of the lungs
3
Q
what is a trachea
A
a hard,ridged tube that leads to the lungs.
4
Q
what is a epiglottis
A
a flap of cartilage at the root of the tongue, which is depressed during swallowing to cover the opening of the windpipe.
5
Q
what is respiration
A
breathing
6
Q
what are arteries
A
tubes where blood is conveyed from the heart to all parts of the body.
