Select and rewrite the correct answer to the given statements from the four choices given below each statement:

(ii) Insulin is secreted by the

• Beta cells of the pancreas
  
  

• Alpha cells of the pancreas
  
  

• Delta cells of the pancreas
  
  

• None of the above

The Statements given below are false. Rewrite the correct form of the statement by changing the word which is underlined:

Cretinism is caused due to deficiency of Adrenaline.

Given below is an example of a certain structure and its special functional activity. On a similar pattern fill in the blanks with suitable functions:
Example: Chloroplast and Photosynthesis

iv. Thyroid gland and _________.

Give the biological/technical terms for the following:

v. The hormone increasing reabsorption of water by kidney tubules.

Differentiate between the following pairs on the basis of what is mentioned
within brackets:

iv. Vasopressin and Insulin (Deficiency disorder)

Give the exact location of the following:

Pituitary gland

Give reasons for the following:

People living in hilly regions usually suffer from simple goitre.

Study the diagram given below and answer the following questions:



(i) Name the pancreatic cells which produce (1) glucagon and (2) insulin.
(ii) State the main function of (1) glucagon and (2) insulin.
(iii) Why is the pancreas referred to as an exo-endocrine gland?
(iv) Why is insulin not given orally but is injected into the body
(v) What is the technical term for the cells of the pancreas which produce endocrine hormones? 
(vi) Where in the body is the pancreas located?

Given below is an example of a certain structure and its special functional activity:

Example:
(0) Ribosomes and protein synthesis.
On a similar pattern, complete the following:

(i) Hypothalamus and __ .

Explain the following terms:

(iii) Hormones