Hormones trigger the target cells Online Test

All cells have receptors for all hormones.

Complete this sequence:

Hormone -->receptor --->G-protein--->______________-->IP3 and ____.

Put these events in the correct chronological sequence.

1. mRNA is transcribed.

2. New protein is synthesized in the cell.

3. Cortisol binds to receptor-chaperone complex.

4. Hormone-receptor complex binds to DNA.

When a lipid soluble hormone binds to its receptor molecule it acts as a ------------

Which hormone is produced in the Beta cells of the islets of Langerhans?

------------------ is an effect of second messenger.

Parathyroid hormone is a___________

Nitric oxide mediates this effect on vascular smooth muscle:

Receptors are usually

Primary mechanism by which cAMP effects are terminated is

An example of a receptor which is a structural protein.

The endocrine system coordinates body parts by using chemical signals called _____.

Nervous system initiates a faster response in comparison to endocrine system.

Pain and inflammation promoting substances produced locally so that they affect only neighboring cells are called _____.

On the basis of their mechanism of action, hormones have been classified into_______ classes

Binding of ------------------------- hormone activates the second messenger.

Most peptide hormones cannot pass through cell membranes.

Which of the following is a second messenger?


B)cyclic AMP


D)Hormone receptor complex

Which of the following activates the DNA of its target cells?

A second messenger would be activated by _____.


Hormones are classified into two categories depending on their mechanism of action - Group I and group II. Receptors for these hormones are different. Questions in this test will clear the concepts related to hormone action. This test targets the students preparing for their medical entrance examinations.



E.Anna Purna
Experienced Biology teacher upto graduate level
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