If you aren't checking yourself then you may have a problem. For example you could have testicular cancer and you wouldn't know without feeling an unusual bump in that area.
1.) Nose
2.) Mouth
3.) Larynx
4.) Lung
5.) Right Bronchus
6.) Diaphragm
7.) Pharynx
8.) Trachea
9.) Left Bronchus
10.) Bronchiole
11.) Alveoli
12.) Throat
The answer to your question is B because it stores urine from your kidneys .
White blood cell, red blood cell, and plasma
As an energy source, To heal and build and repair tissue, To sustain growth, To help transport oxygen to the cells, To regulate body functions. hope this helped :)