Diabetes mellitus is caused due to the deficiency of insulin, which is secreted by:

  • A
    Alpha cells
  • B
    Beta cells
  • C
    Pituitary
  • D
    Thyroid

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Diabetes mellitus is caused by the deficiency of which of the following?

How many Islets of Langerhans are present in a normal human pancreas?

Match the types of cells listed under column $I$ with the secretions given under column $II$. Choose the answer which gives the correct combination of the alphabets of the two columns.
Column $-I$ (Types of cells) Column $-II$ (Secretions)
$(A)$ Beta cells $(p)$ Lysozyme
$(B)$ Mast cells $(q)$ Histamine
$(C)$ Paneth cells $(p)$ Lysozyme
$(D)$ Acinar cells $(s)$ Pancreatic enzymes

Which of the following is both an exocrine and endocrine gland?

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