D none of the above i believe :)
regulate salts, waters and other minerals.
The lungs recoil to force the air out of the lungs. The intercostal muscles relax, returning the chest wall to its original position. The diaphragm also relaxes, moving higher into the thoracic cavity.
To evaluate the health product information found online, one must take note of the following.
a. Who runs and funds the website? Running a website requires funds and this can affect the content it presents.
b. How current is the information of the product presented? Is the information reviewed before posted? How credible is the source?
c. Disclosure - purpose of the product presented
d. Feedback - there should be exchange of information between the source and the consumer
e. Is the product consulted with government health agency such as FDA?