Astructural difference between the trachea and esophagus that prevents the trachea from collapsing is the presence of:
a) capillaries
b) villi
c) veins
d) arteries

answerbps;

d they all are treatable but they never completely go away

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.