THERE ARE TWO TYPES OF GLANDS
- ENDOCRINE GLANDS
- EXOCRINE GLANDS
DIFFERENCE BETWEEN THEM
- ENDOCRINE GLANDS ARE DUCTLESS GLANDS WHEREAS EXOCRINE GLANDS HAVE DUCT.
- ENDOCRINE GLANDS SECRETE HORMONES WHEREAS EXOCRINE GLANDS SECRETE ENZYMES.
- ENDOCRINE GLANDS SECRETE THEIR SECRETION DIRECTLY INTO BLOOD WHEREAS EXOCRINE GLANDS SECRETE THEIR SECRETION INTO DUCT THROUGH WHICH THEY GO TO TARGET SITE.
- PITUITARY GLAND , ADRENAL GLAND , THYROID GLAND , PANCREATIC GLAND , TESTES AND OVARY ARE EXAMPLES OF ENDOCRINE GLANDS WHEREAS SWEAT GLAND , MAMMARY GLAND , OIL GLAND , LIVER , PANCREAS , SMALL INTESTINES AND SALIVARY GLANDS.
TYPES OF ENDOCRINE GLANDS
- PITUITARY GLANDS-THEY ARE KNONE AS THE 'MASTER GLAND' .THEY ARE SAC LIKE IN STRUCTURE.THEY SECRETE GROWTH HORMONE WHICH IS ESSENTIAL FOR THE GROWTH OF A NORMAL PERSON.
- ADRENAL GLAND-THEY ARE LOCATED ABOVE THE KIDNEYS. THEY ARE ALSO KNOWN AS 'FIGHT OR FLIGHT' . THEY SECRETE HORMONE ADRENALINE WHICH HELPS TO OVERCOME THE STRESS WHEN ANYBODY IS ANGRY OR WORRIED AND MAINTAINS THE SALT BALANCE IN THE BLOOD.
- THYROID GLAND-THEY SECRETE HORMONE THYROXINE WHICH HELPS TO CONTROL THE METABOLISM OF THE BODY.IT'S DEFICIENCY CAUSES GOITRE ON NECK.
- PANCREATIC GLAND-THEY ARE LOCATED IN PANCREAS . THEY SECRETE HORMONE INSULIN WHICH HELPS TO REGULATE THE CORRECT LEVEL OF SUGAR IN OUR BODY.IT'S DEFICIENCY LEADS TO HIGH SUGAR LEVEL IN THE BODY WHICH CAUSES DIABETES.
- TESTES-THEY ARE PRESENT IN MALES . THEY SECRETE HORMONE TESTOSTERONE WHICH MAINTAINS SECONDARY SEXUAL CHARACTERISTICS IN MALES.
- OVARY- THEY ARE PRESENT IN FEMALES. THEY SECRETE HORMONE ESTROGEN WHICH HELPS IN THE PRODUCTION OF OVA OR EGGS .
TYPES OF EXOCRINE GLANDS-
- SWEAT GLANDS-THEY ARE PRESENT UNDER OUR AMS.THEY SECRETE ENZYME SWEAT WHICH CONTAINS UREA , SALTS AND OTHER WASTE MATERIALS.
- OIL GLANDS -THEY ARE FOUND ON OUR CHEEKS. THEY ARE ALSO KNOWN AS 'SEBACCEOUS GLANDS'.
- LIVER-THIS ORGAN IS ESSENTIAL FOR DIGESTING THE FATS . THEY SECRETE ENZYME BILE JUICE WHICH DIGESTES FATS.THEY ARE SECRETED FROM LIVER TO SMALL INTESTINES.
- PANCREAS-THIS ORGAN IS IMPORTANT FOR DIGESTION OF CARBOHYDRATES , FATS , PROTEINS.THEY SECRETE PANCREATIC JUICE ENZYMES WHICH ATS ON CARBOHYDRATES , FATS AND PROTEINS.THEY ARE SECRETED FOM PANCREAS TO SMALL INTESTINES.
- SMALL INTESTINES- THEY ARE ALSO ESSENTIAL FOR DIGESTION.THEY SECRETE INTETINAL JUICE WHICH ACTS ON CARBOHYDRATES WHICH GET BROKEN DOWN INTO SIMPLE SUGARS LIKE GLUCOSE , FATS INTO FATTY ACIDS AND PROTEINS INTO AMINO ACIDS.
- SALIVARY GLANDS-THEY ARE PRESENT IN MOUTH. THEY SECRETE ENZYME SALIVA WHICH HELPS TO DIGEST STARCH.