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प्रश्न
Fill in the following blanks with suitable words :
The two examples of effectors are .........and ...........
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उत्तर
The two examples of effectors are muscles and glands.
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संबंधित प्रश्न
Why are some patients of diabetes treated by giving injections of insulin?
Name one gland which acts only as an exocrine gland.
Which one term of the following includes the other three?
thyroid, ductless gland, thymus, pituitary, ovary
What substances are made by endocrine glands?
Name the hormones secreted by given endocrine glands:
Adrenal glands
How does chemical coordination take place in human beings?
State the functions of Growth hormone.
Match the hormones given in column I with their functions given in column II :
| Hormones | Functions |
| (i) Thyroxine | (a) Causes breasts to develop in females |
| (ii) Adrenaline | (b) Causes the male to start producing sperms |
| (iii) Insulin | (c) Prepares the body for an emergency |
| (iv) Estrogen | (d) Controls the metabolic rate |
| (v) Testosterone | (e) Regulates the amount of sugar in blood |
Write the names of five endocrine glands found in the human body. Name the hormones secreted by each gland.
Name the gland which controls the secretion of hormones from the pituitary.
Name the disease which occurs in adults due to the deficiency of iodine in the diet. What is the main symptom of this disease?
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.
A piece of thread was tied tightly around an animal's pancreatic duct. The animal subsequently had difficulty in digesting food but did not get diabetes. Explain.
A gland W is located just below the stomach in the human body. The gland W secretes a hormone X. The deficiency of hormone X in the body causes a disease Y in which the blood sugar level of a person rises too much. The person having high blood sugar is called Z.
(a) Name (i) gland W, and (ii) hormone X.
(b) What is the function of hormone X?
(c) Name (i) disease Y, and (ii) person Z.
(d) What advice would you like to give to a person who is suffering from disease Y due to faulty life-style?
The secretion of which hormone leads to physical changes in the body when you are 10-12 years of age?
Name the gland and the hormone secreted by it in scary situations in human beings. List any two responses shown by our body when this hormone is secreted into the blood.
A doctor has advised Sameer to reduce sugar intake in his diet and do regular exercise after checking his blood test reports. Which disease do you think Sameer is suffering from? Name the hormone responsible for this disease and the organ producing the hormone.
