The largest gland in human body is

Appeared in: RRB Staff Nurse Jaipur-6th June 2018

Explanation

The liver is the largest gland in the human body, weighing approximately 1300–1600 grams.
It functions as both an exocrine gland (secreting bile) and an endocrine gland (secreting proteins, glucose, etc., into the blood).
It is also the largest solid internal organ, situated in the right upper quadrant of the abdomen.

Option A: The heart is a muscular organ that functions as a pump for the circulatory system; it is not a gland.
Option C: The kidneys are primary excretory organs that filter blood. While they have endocrine functions, they are much smaller than the liver.
Option D: The brain is the central organ of the nervous system. It contains several small glands (like the pituitary and pineal glands) but is not a gland itself.

Visual 1: Anatomical Diagram - An illustration showing the liver's position in the upper right quadrant of the abdomen, highlighting its size relative to surrounding organs like the stomach and diaphragm.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Identification of the largest gland in the human body as background academic context rather than a clinical decision trigger.
Nurses monitor liver function through blood tests (LFTs), such as ALT, AST, and bilirubin, to assess for liver damage or disease (e.g., hepatitis, cirrhosis).
The liver's primary role in drug metabolism means that liver health significantly impacts medication dosage and safety, a key consideration in nursing practice.
What if? If the question asked for the largest organ in the body (not specifically a gland or internal organ), the correct answer would be the skin.

How to Approach the Question

First, identify the key terms in the question: 'largest' and 'gland'.
Understand the definition of a gland: an organ that produces and secretes substances for use in the body.
Evaluate each option against this definition. The heart is a pump, the brain is a control center, and the kidneys are filters.
Recognize that the liver produces bile (exocrine function) and synthesizes proteins/hormones (endocrine function), qualifying it as a gland.
Based on general anatomical knowledge, recall that the liver is the largest of these organs, making it the largest gland.

Concept Tested & Keywords

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Practise the full RRB Staff Nurse Jaipur-6th June 2018

Attempt every question from this paper in a timed mock, then review the full solution for each one.