400
2 types of glands in epithelial tissue, definition and example
What is EXOCRINE: secretions include sweat, enzymes, oil, mucus, saliva (NONHORMONAL). it empties secretions through ducts/ tubes ex: salivary glands, goblet cells, sweat glands
ENDOCRINE: produce hormone secretions directly into blood stream ex: thyroid gland, adrenal gland