Capillaries connect arterioles and venules and enable the exchange of water, oxygen, carbon dioxide .
Smooth muscle and the heart is involuntary
Answer:
A baby is admitted to the hospital with a history of projectile vomiting after each feeding. On examination, it is found that the sphincter controlling food passage from the stomach to the duodenum is thickened and does not open readily. Because of the baby's loss of gastric juice, his blood probably indicates Alkalosis.
Because antigen is a molecule capable of inducing an immune response In the host Cell