Health 8 Ch 2 Sect 3 Respiratory and Excretory Systems Flashcards
1
Q
The windpipe is…
A
The trachea
2
Q
The two branches of the trachea, each of which enters a lung are…
A
The bronchial tubes
3
Q
Air sacs in the lungs are…
A
The alveoli
4
Q
Nitrogen waste produced when cells break down certain proteins is…
A
The Urea
5
Q
Filtering units inside a kidney are…
A
The nephrons
