Q 1 Differentiate Endocrine and exocrine glands.
Q 2 Where is thyroid gland situated ? Which harmone does it produce write its function.
Q 3Where is adrenal gland situated ? Which harmone does it produce write its function.
Q 4 Which gland is called master gland? What is its function.
Q 5 What causes diabetes?Explain.
Q 6 Name the male and female sex harmone.
Q 7 Why is it important to maintain personal hygiene during adolscence?
Q 8 Write a short note on physical and emotional changes in adolscents.
Answers
Answer:
Endocrine glands are the glands that secrete hormones without ducts, while exocrine glands secrete hormones through ducts. ... Secretory products released directly into the bloodstream, eventually reaching the target organ. Secretory products are released to an internal organ or the external surface through a duct.
Explanation:
1. Endocrine glands are those glands that have no ducts and pour their secretion directly into the bloodstream. and exocrine glands are those glands which have ducts and carry their secretions to specific parts of the body.
2. Thyroid gland is situated at the neck in front of the wind pipe in junction of larynx and trachea. thyroid gland produces thyroxin hormone which affects all the tissues by causing certain chemical reactions.
3. Adrenal glands are situated at the top of each kidney.it produces a hormone called adrenalis or epinephrine also called emergency gland. its function is it is poured into the blood in greater amounts during highly emotional states like fear, anger etc.
4. The pituitary gland is also known as the master gland because it produces large amounts of hormones and controls other endocrine gland.
5. If the insulin hormone is not produced in pancreas then the blood sugar level rises and the sugar accumulates in the kidneys and passes along with the urine. This causes diabetes and this is called as diabetes mellitus.
6. the Male hormone is testes and female hormone is ovary.