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प्रश्न
Name the disease caused by the deficiency of thyroxine hormone in the body.
उत्तर
Goitre is caused by the deficiency of thyroxine in the body.
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संबंधित प्रश्न
Why is the use of iodised salt advisable?
Which one term of the following includes the other three?
adrenalin, insulin, hormone, thyroxine, estrogen
Why do you need iodine in your diet?
How does chemical coordination take place in human beings?
State the functions of Thyroxine hormones.
Name the gland which controls the secretion of hormones from the pituitary.
A doctor advised a person to take injection of insulin because :
(a) his blood pressure was high
(b) his heart beat was high
(c) his blood sugar was high
(d) his thyroxine level in blood was high
A and B are the two systems of control and coordination in the human body. The messages in system A are transmitted in the form of chemical substances C which travel comparatively slowly through the blood stream. The substances C are made in tissues D present in the head and trunk of human body. The messages in system b are transmitted very quickly in the form of electrical impulses through fibres E. The effect of messages transmitted by system b usually lasts for a much shorter time as compared to those transmitted by system A.
(a) Name the system A. What does system A consist of?
(b) Name the chemical substance C.
(c) What is tissue D? Name any five such tissues in the human body.
(d) Name the system B. What does system B consist of?
(e) Name the fibres E.
(f) State whether system A controls the working of system B or system B controls the working of system A.
The secretion of which hormone leads to physical changes in the body when you are 10-12 years of age?
Assertion: On attaining puberty, breast size increases and reproductive organs develop in females.
Reason: Ovaries release the hormone progesterone in females.
