निम्नलिखित में से किस अंग के माध्यम से रक्त में सर्वाधिक पोषक तत्वों का अवशोषण होता है?

The digestion process initiated by amylase in saliva leads to the breakdown of carbohydrates into __________.

The process initiated by amylases in saliva leads to the breakdown of carbohydrates into ______.

Which substance is secreted by gastric glands to protect the inner lining of the stomach from the action of hydrochloric acid under normal conditions?