Them correctly. 5. Answer in short,
a. What is thyroxin? Write down the effects of its over secretion as
well as under secretion.
b. What are the effects of under secretion of steroid hormones?
d. Write down the functions of cerebrum.
e. What is cerebellum? Write down it's function.

A. Having too little thyroxine or too much thyroxine can cause health problems. If your body releases too much thyroxine, you will suffer a condition called thyrotoxicosis. This can cause a goiter, which is a swelling of the neck because of an enlarged thyroid gland.

B.These problems include aggressive behavior, liver disease, and increased risk of heart disease and certain cancers. Anabolic steroids also can cause permanent undesirable changes in sex characteristics, such as breast growth in men and increased facial hair and deepened voice in women

D.Cerebrum: is the largest part of the brain and is composed of right and left hemispheres. It performs higher functions like interpreting touch, vision and hearing, as well as speech, reasoning, emotions, learning, and fine control of movement.

E.The cerebellum receives information from the sensory systems, the spinal cord, and other parts of the brain and then regulates motor movements. The cerebellum coordinates voluntary movements such as posture, balance, coordination, and speech, resulting in smooth and balanced muscular activity.

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