Question

i need my work checked please
1. your respitory system is the system in your body that is responsible for breathing
{X}true
[ ]false
2.the lungs are made up of thick fiberous tissue
[ ]true
[x]false
3.internal respiration takes place in the aveoli
[ ]true
[X]false
4. the aveoli are located at the end of the bronchi
[ ]true
[X]false
5.the hemoglobin in the blood combines with oxygen when the blood flows through areas where oxygen concentration is high
[ ]true
[X]false
6.marijuana does not contain carcingens
[ ]true
[X]false

Answer 1

7.it is more difficult to stop smoking ciggerettes if you use marijuana regularly
[X]true
[]false
8.it takes as long as 3 days for the body to eliminate the chemical effect the marijuana has on the body
[X]true
[]false
9.the drug thc acts as a stimulent and can improve strength balence and cordeination
[]true
[X]false
10.people who quit smoking usually cannot reverse the adverse affects caused by cigarettes
[X]true
[]false

Answer 2

7. true

Answer 3

what about the rest?

Answer 4

I'm sorry, I don't think I do.

Answer 5

@PRAETORIAN.10

Answer 6

ask him