Sense Organs are specialized organs that help us to perceive the world around us. Sense organs are an integral part of our lives and only thus allow us to perceive the surroundings. The sense organs provide the required data for interpretation through various organs and a network of nerves responding to a particular physical phenomenon. These senses guide our connection and our interaction with the environment. We have Five Sense Organs name Eyes Ears Nose Tongue Skin These five sense organs contain receptors that contain information through sensory neurons to appropriate locations in the nervous system. Receptors can be divided into two parts, i.e., general and special receptors. The former is present throughout the body, while the latter includes chemoreceptors, photoreceptors, and mechanoreceptors. Five Sense Organs As stated earlier, we have five sense organs that can receive and transmit sensory information to the brain. These senses provide the organism with information crucial for perception. The various sense organs and the senses they provide are listed below: Eye - Sight These are the visual sense organs in our body. These images are sensitive to light. Eye color depends on the melanin present in our bodies. It usually helps in the sense of sight by focusing and detecting light images. The eye's iris is the colored part that controls the pupil's diameter and size, which directly affects the amount of light entering the eye. Behind the lens of the eye lies the vitreous. It is usually filled with a gelatinous material called vitreous. The Vitreous gives shape to the eyeball and transmits light to the back of the eyeball, where the retina is located. This retina contains photoreceptors that detect light. Two types of cells perform functions different from each other. These are the Rod and the Cones. Rods: These sensors work in low light and are located at the edges of the retina. They also help with peripheral vision. Cones: These retinal cells work best in bright light, detecting fine details and colors. There are three types of cones to detect the three primary colors of light, namely: blue, red, and green. Color blindness usually occurs when one of these cones is absent. Ear - Hearing Ears are the auditory sensory organs of our body. They help us perceive sounds. Our hearing system detects vibrations in the air, and this is how we hear sounds. This is known as an auditory or audio caption. The ears are divided into three parts, the outer ear, the inner ear, and the middle ear. All sounds are essentially vibrations, so the outer ear transmits these vibrations to the ear canal, where these vibrations are transformed into meaningful sound by the brain. Apart from hearing, this sense is also important for our body balance or equilibrium. Tongue - Taste The tongue helps in the perception of different flavors and tastes. Taste buds are present within the papillae on the tongue - they help perceive different tastes.

1. Talk to Our counsellor: Give a missed call 07019243492
Login /
Register
Home / Biology Articles / Sense Organs
SENSE ORGANS
Biology Articles
Sense Organs are specialized organs that help us to perceive the world around us.
Sense organs are an integral part of our lives and only thus allow us to perceive the
surroundings.
The sense organs provide the required data for interpretation through various organs
and a network of nerves responding to a particular physical phenomenon. These
senses guide our connection and our interaction with the environment.
Table of Content
Five Sense Organs
Eye - Sight
Ear - Hearing
Tongue - Taste
Skin - Touch
Nose - Smell
Different Sense Organs
Frequently Asked Questions (FAQs)
We have Five Sense Organs name
Eyes
Ears
Nose
Tongue
Skin
These five sense organs contain receptors that contain information through sensory
neurons to appropriate locations in the nervous system. Receptors can be divided into
two parts, i.e., general and special receptors. The former is present throughout the
body, while the latter includes chemoreceptors, photoreceptors, and
mechanoreceptors.
Five Sense Organs
As stated earlier, we have five sense organs that can receive and transmit sensory
information to the brain. These senses provide the organism with information crucial
for perception. The various sense organs and the senses they provide are listed below:
1. Eye - Sight
These are the visual sense organs in our body. These images are sensitive to light.
Eye color depends on the melanin present in our bodies. It usually helps in the sense
of sight by focusing and detecting light images.
The eye's iris is the colored part that controls the pupil's diameter and size, which
directly affects the amount of light entering the eye. Behind the lens of the eye lies the
vitreous. It is usually filled with a gelatinous material called vitreous. The Vitreous gives
shape to the eyeball and transmits light to the back of the eyeball, where the retina is
located.
This retina contains photoreceptors that detect light. Two types of cells perform
functions different from each other. These are the Rod and the Cones.
Rods: These sensors work in low light and are located at the edges of the retina. They
also help with peripheral vision.
Cones: These retinal cells work best in bright light, detecting fine details and colors.
There are three types of cones to detect the three primary colors of light, namely: blue,
Related Link
Notes NCERT Solutions Reference Books Study Resources State Boards
Online Test

2. red, and green. Color blindness usually occurs when one of these cones is absent.
2. Ear - Hearing
Ears are the auditory sensory organs of our body. They help us perceive sounds. Our
hearing system detects vibrations in the air, and this is how we hear sounds. This is
known as an auditory or audio caption.
The ears are divided into three parts, the outer ear, the inner ear, and the middle ear.
All sounds are essentially vibrations, so the outer ear transmits these vibrations to the
ear canal, where these vibrations are transformed into meaningful sound by the brain.
Apart from hearing, this sense is also important for our body balance or equilibrium.
3. Tongue - Taste
The tongue helps in the perception of different flavors and tastes. Taste buds are
present within the papillae on the tongue - they help perceive different tastes.
Smell and taste tend to work together. If one couldn't smell something, they couldn't
even taste it. Taste is also known as gustaoception.
The taste buds on the tongue contain chemoreceptors that similarly work to the
chemoreceptors in the nasal cavity.
However, the chemoreceptors in the nose would see any smell. At the same time,
there are four different types of taste buds, each of which can detect various tastes
such as sweetness, sourness, bitterness, and saltiness.
4. Skin - Touch
The skin is the largest organ of our body. It is related to the sense of touch. Touch is
also referred to as tactioception.
The skin contains general receptors that detect touch, pain, pressure, and
temperature. They are present throughout the skin. Skin receptors generate an
impulse, which is transmitted to the spinal cord and then to the brain when activated.
5. Nose - Smell
The nose is the olfactory organ. Our olfactory system helps us perceive different
smells. This organ sense also helps our sense of taste. The sense of smell is called
olfactory.
Olfactory cells tend to line the upper part of the nasal cavity. At one end, the olfactory
cells have cilia that protrude into the nasal cavity, and at the other end of the cell are
usually olfactory nerve fibers.
When a person inhales, air enters the nasal cavity. Olfactory cells are chemoreceptors,
meaning that olfactory cells have protein receptors that can detect subtle differences in
chemicals. These chemicals bind to the cilia that conduct the nerve impulse
transmitted to the brain. The brain then converts these impulses into a meaningful
scent. When you have a cold, the body produces mucus that blocks the sense of
smell; this is why the food we eat tastes bland.
Different Sense Organs
Proprioception system
Vestibular system
Proprioception system
The proprioception system is conscious or unconscious awareness of joint position.
This system helps the body identify the muscles, joints, and limbs located in 3D space
and the direction in which they move relative to the body.
Walking or kicking without looking at your feet, balancing on one leg, touching your
nose with your eyes closed, and being able to sense the surface you are standing on
are a few examples of the proprioception system.
Vestibular system
The vestibular system functions as the body's sensory system and is responsible for
transmitting information to our brain about movements, head position, and spatial
orientation. This system is also involved in motor functions and helps in:
Maintain our posture.
Keeping our bodies in balance.
Stabilize our head and body during movement.
Identification of orientation and posture in relation to the environment.
Thus, the vestibular system is essential for normal movement and balance.

3. Frequently Asked Questions (FAQs)
Q1. Which sense organ is present all over our body?
Ans. The five sense organs of the human body are the eyes, ears, tongue, nose, and
skin.
Q2. How are sense organs helpful to us?
Ans. Sense organs (eyes, ears, nose, tongue, and skin) provide senses of sight,
hearing, smell, taste, and touch, respectively, to aid the survival, development,
learning, and adaptation of humans and other animals (including fish).
Q3. What are senses?
Ans. Sight, Taste, Sound, Smell, and Touch: How the Human Body Receives Sensory
Information.
Q4. How many Sense Organs are there?
Ans. There are five sense organs – nose, eyes, ears, tongue, and skin.
Q5. What is the most sense organ?
Ans. The organ for the sense of touch is skin. It is the largest organ as it is covered
throughout the body. Different receptors are used for various situations like pressure,
pain, temperature, etc.
Get Access To Our
Free Batches Now
NCERT Solutions
NCERT Solution
NCERT Solution for Class 9 Math
NCERT Solution for Class 9 Science
NCERT Solution for Class 10 Math
NCERT Solution for Class 10 Science
NCERT Solution for Class 11 Physics
NCERT Solution for Class 11 Chemistry
NCERT Solution for Class 11 Math
NCERT Solution for Class 11 Biology
NCERT Solution for Class 12 Physics
NCERT Solution for Class 12 Chemistry
NCERT Solution for Class 12 Math
NCERT Solution for Class 12 Biology
Revision Notes Physics class 12
NTSE Previous Year Papers
Reference Book Solutions
RS Aggarwal Class 7 solution for Maths
RS Aggarwal Class 8 solution for Maths
RS Aggarwal Class 9 solution for Maths
RS Aggarwal class 10 solutions
HC Verma solutions for class 11 & 12
Science Formula
Physics Formulas
Math Formula
Chemistry Formulas
Important Questions CBSE Class 10
Science
Important Questions CBSE Class 10
Maths
Class 6 Maths
Class 6 science
Question
Revision Notes Physics class 11
Question Papers
JEE Mains Sample Paper
NEET Sample Paper
Sample Papers
Previous Year paper CBSE class 10
Previous Year paper CBSE class 12
Previous Year paper JEE Mains
Previous Year paper NEET
Name Reaction of Organic chemistry
Mock Test for JEE Mains
Mock Test for NEET
Revision Notes Zoology
Revision Notes Botany
Get instant access to high-quality material
Enter Mobile Number

4. Physics Wallah
We understand that every student has
different needs and capabilities, which is why
we create such a wonderful and unique
curriculum that is the best fit for every
student.
Follow Us:
For media enquiries : pr@pw.live
Courses
JEE Mains
JEE Advance
NEET
Pathshala
NDA
State Boards
Our Channels
Physics Wallah
Competition Wallah
JEE Wallah
NCERT Wallah
Defence Wallah (NDA)
Physics Wallah Foundation
(9th & 10th)
PW Pathshala
Centers
New Delhi Lucknow Pune Kanpur Varanasi Patna All Centers >
Terms & Conditions Privacy Policy About Us
Contact Us
Copyright © 2022 Physics Wallah Pvt. Ltd. All rights reserved.