Final answer:
The soft inner tissue hanging from the roof of the mouth referred to in the question is the uvula, a fleshy extension of the soft palate that helps prevent ingested materials from entering the nasal cavity during swallowing.
Step-by-step explanation:
The soft inner tissue hanging from the roof of the mouth is known as the uvula. This small, fleshy, bead-like tissue is located at the center of the posterior edge of the soft palate. When you swallow, the soft palate and uvula move upward, which helps prevent food and liquid from entering the nasal cavity. However, the uvula can also contribute to snoring in some individuals. It is flanked by muscular folds and lies near other important tissues in the throat, such as the palatine tonsils, which are clusters of lymphoid tissue that protect the pharynx.