Which of the following hormone is also known as 'emergency hormone'?

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AIIMS NORCET 2023 Memory Based Paper [Held on 3rd June 2023]
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  1. Cortisol
  2. Growth Hormone
  3. Prolactin
  4. Adrenaline

Answer (Detailed Solution Below)

Option 4 : Adrenaline
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AIIMS NORCET 8: Cardiovascular System
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Detailed Solution

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Concept:

 Adrenaline - It is secreted in the Medulla at the adrenal gland as well as some neurons of the Central Nervous System.

  • It is known as an emergency hormone because it initiates the quick reaction which makes the individual think and respond quickly to the stress.
  • The functions of Adrenaline include - increases the metabolic rate, dilation of blood vessels, etc.

Uses Of Adrenaline

  • Anaphylactic Shock
  • Cardiac Arrest
  • Control Of Haemorrhage
  • With Local Anaesthetics
  • Acute Bronchial Asthma
  • Glaucoma

Contraindications

  • Angina pectoris
  • Hypertension
  • Patients on β blockers

Additional Information

Hormone Secreted by Function
Cortisol Adrenal gland
  • Controls physical and psychological stress.
  • It helps to stay healthy and energetic.
Growth Hormone Anterior Pituitary
  • It is important in human growth.
  • It stimulates growth, cell reproduction and boosting metabolism.
  • It is also called protein hormone.
Prolactin Pituitary gland
  • It enables females to breastfeed the child.
  • It plays an important role in fertility by inhibiting the follicle-stimulating hormone (FSH).
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