10. What is the primary responsibility of the upper respiratory tract? OA. The internal exchange of gases
OB. The delivery of oxygen throughout the body
OC. The contractions and relaxations that initiate the lungs' inhalation and exhalation
OD. The intake and filtering of oxygen from the environment

with out the ancient ppl we wouldnt have medicine beacuse they taught us.

hypoglycemia is a common condition that can affect the quality of life of people with diabetes and their families. it is important to know the symptoms and the means to treat it, as well as the causes and the measures to be taken to prevent it.

liquid or gel-shaped glucose quickly raises blood sugar and stimulates energy - no need to chew.

each sachet contains 15g of fast-acting glucose (d-glucose), as reccomanded.