3. Epithelial Tissue and Glands Read: 1. Lectures. 2. M.H. Ross "Histology", pp. 98-145 Tasks 1. Write out the epithelial tissue functions: (1) (2) (3) (4)

The correct answer is:<br /><br />(1) Protection: Epithelial tissue forms a protective barrier that shields underlying tissues from physical and chemical injury.<br /><br />(2) Absorption: Epithelial tissue lining the digestive tract absorbs nutrients from food.<br /><br />(3) Secretion: Epithelial tissue produces secretions such as mucus, sweat, and hormones.<br /><br />(4) Sensory reception: Epithelial tissue contains sensory receptors for touch, pressure, pain, and temperature.