Nose and paranasal sinuses Dr. Lubna Nazli. Objectives External nose Nasal cavity : its boundaries Lateral wall : structure, blood & nerve supply, lymphatic.
Gill Arch Gill Tissue Introduction Trout Histology Image Collection (USFWS .
1 Sense of Smell. Smell (=Olfaction) 2 Normal individual can discriminate more than 10.000 odors, but not highly developed in human as in some animals.
