Difference between Alpha receptors and Beta receptors
Difference between Alpha receptors and Beta receptors are in tabular form below –
No. | Alpha receptors |
Beta receptors |
Definition |
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1. | A receptor which stimulates smooth muscles for the contraction is known as Alpha receptors. | A receptor which stimulates smooth muscles for the relaxation and cardiac muscles of the heart is known as Beta receptors. |
Muscles |
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2. | Here, smooth muscles are stimulated by alpha receptors. | Here, smooth muscles and cardiac muscles are stimulated by beta receptors. |
Effector cells |
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3. | The effector cells are stimulated by these alpha receptors. | The effector cells are relaxed by these beta receptors. |
Number of types |
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4. | These receptors are divided into two types. | These receptors are divided into three types. |
Types name |
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5. | The alpha receptors include following types:
Alpha 1 Alpha 2 |
The beta receptors include following types:
Beta 1 Beta 2 Beta 3 |
Examples |
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6. | Examples of alpha receptors are methoxamine and clonidine. | Examples of beta receptor are metoprolol, and albuterol. |