Give function of the following :
(a) Thyroxine
(b) Insulin
(c) Adrenalin
(d) Growth hormone
(e) Testosterone
(a) Thyroxin controls metamorphosis in insects.
(b) Insulin—regulates blood sugar.
(c) Adrenalin—increases heart rate and supply of blood to various organs.
(d) Growth hormone—regulates growth and development.
(e) Testosterone—controls the secondary sexual charaters in male.
Larynx is called
Voice box
Music box
Respiratory organ
None of the above
(i) Draw a diagram to show the position of various endocrine glands. Label pituitary gland, thyroid gland, adrenal gland, pancreas, ovary and testes.
(ii) Name the hormones released by ovary and testes.
(iii) Out of ovary and testes which produces egg and which produces sperm.
What should be done to maintain reproductive health?
What changes occur in body during puberty?
