THORAX ABDOMEN AND PELVIS

Detailed explanation-1: -Your olfactory nerve is the first cranial nerve (CN I). This nerve enables your olfactory system and sense of smell.

Detailed explanation-2: -The olfactory nerve carries impulses for the sense of smell.

Detailed explanation-3: -The primary olfactory nerve function is to help you smell and taste foods. Your olfactory nerve stems from your olfactory epithelium, which comes from your nasal pits. From birth, your olfactory nerve’s origin goes on to your nose and primary palate. The nerves and cells combine to help you smell.

Detailed explanation-4: -The system consists of the nose and the nasal cavities, which in their upper parts support the olfactory mucous membrane for the perception of smell and in their lower parts act as respiratory passages.