Physics Wallah

Body Parts Names and Their Functions

Read this article to learn about the names and functions of different body parts. Learn about the roles of internal and external body parts, including the heart, lungs, brain and skin, and understand how they work together to keep us healthy and active.
authorImageAnanya Gupta28 Jul, 2025
Share

Share

Body Parts Names

Body Parts Names and Their Functions: The human body functions as a complex machine composed of various interconnected parts, each playing a crucial role in maintaining overall health. At the helm is the brain, serving as the control center that enables thought, emotion, and coordination of bodily functions.

The heart is important for pumping blood throughout the body, delivering oxygen and nutrients that provide energy and support cellular processes. Our lungs facilitate respiration by taking in oxygen and expelling carbon dioxide essential for sustaining life. Bones form the skeletal structure, providing support and protecting vital organs like the brain and heart, much like the frame of a building. The skin, the body’s largest organ, acts as a protective barrier against external threats and allows us to experience sensations like touch, temperature and pain. Muscles are responsible for movement, enabling us to perform everyday activities, from walking to lifting. In this article we will provide a brief overview of these essential body parts and highlights their significance in our daily lives.

Human Body Parts Name

Body Parts Name, All 50 Body Parts Name in English_3.1 Human body parts consist of various components that work together to sustain life and enable daily activities. These include organs, tissues and structures, each with specific functions that contribute to the body's overall performance. For example, the heart pumps blood, ensuring the distribution of oxygen and nutrients throughout the body, while the lungs are responsible for facilitating breathing by exchanging oxygen and carbon dioxide. The brain are the control center, regulating thoughts, emotions, and bodily functions, whereas the skin acts as a protective barrier against external elements. The body is organized into different parts, including the head , forehead , eyes , ears , nose , jaw , and neck , which all play vital roles in sensory perception and communication. The shoulder , arm , elbow , forearm , wrist and hand are essential for movement and manipulation of objects. The chest , back , spine , abdomen , and navel house critical organs involved in respiration and digestion. Lower body parts like the hip , buttocks , leg , thigh , knee , calf , ankle , heel , foot , toes , and nails support mobility and balance. Each of these body parts varies in size and shape but works in harmony to perform essential tasks for survival. For instance, the eyes enable sight, the ears facilitate hearing, and the mouth assists in eating and speaking.

Fingers and toes help with grasping objects and maintaining balance. Understanding the functions and importance of these body parts is important for grasping how the human body operates and how to promote overall health and well-being.

List of 50 Body Parts Name

Here is a tabulated list of 50 body parts organized for clarity:
Body Part Body Part Body Part Body Part Body Part
Head Chest Feet Nails Brain
Eyes Back Toes Armpits Skull
Ears Spine Hair Ribs Tonsils
Nose Abdomen Forehead Lungs Spleen
Mouth Hips Cheeks Heart Pancreas
Neck Legs Chin Liver Larynx
Shoulders Thighs Jaw Stomach Uvula
Elbows Knees Wrist Kidneys Trachea
Hands Calves Palm Intestines Esophagus
Fingers Ankles Knuckles Bladder Arms

Different Types of Body Parts

Body parts can be categorized into two main types based on their location: external body parts and internal body parts . Understanding these classifications helps us appreciate the functions and significance of each part.
Different Body Parts Description
External Body Parts These are visible structures located on the body's surface. They include features such as the skin, limbs, eyes, ears, nose, mouth, and hair. External body parts facilitate interaction with the surrounding environment, allowing us to see, hear, taste and touch. They play a important role in protection, sensory perception, and communication.
Internal Body Parts These are concealed within the body and are protected by various organs and tissues. Internal body parts perform essential functions necessary for survival and overall health. Key examples include the heart, lungs, brain, liver, kidneys and stomach. Each of these organs plays a vital role in bodily processes, such as circulation, respiration, digestion, and excretion.
External Body Parts Name
External body parts are those structures of the human body located on the outside. They are visible and accessible from the body’s surface, playing vital roles in interaction with the environment, sensory perception and physical activities. Here is a list of some key external body parts along with their descriptions:
External Body Parts Description
Head The upper part of the body that contains the brain and sensory organs like the nose, ears, eyes, and mouth.
Skin The largest organ of the body, serving as a protective barrier against external elements.
Limbs (Arms and Legs) Used for movement, manipulation, and interaction with the environment.
Eyes Organs of vision that allow us to perceive the world.
Ears Organs of hearing and balance, enabling us to detect sound and maintain equilibrium.
Nose Used for smelling and breathing, aiding in the detection of scents and inhalation of air.
Mouth Involved in eating, speaking, and tasting food.
Neck The part of the body that connects the head to the torso.
Shoulders Broad bones that support the upper arms and connect them to the torso.
Chest The front part of the body between the neck and the abdomen, housing vital organs like the heart and lungs.
Hips The bony areas on the sides of the upper buttocks, crucial for movement and stability.
Buttocks Muscular areas at the back of the body that support the body in a sitting position.
These external body parts work together to help us navigate and interact with the world around us, providing essential functions for everyday life.

Functions of External Body Parts

External body parts help us in many ways every day. Here is how some of them work:

Skin : The skin covers our body and keeps us safe from dirt and germs. It helps us feel things like hot and cold and keeps our body at the right temperature.

Eyes : Our eyes let us see everything around us. They help us read, watch TV, and see our friends. Without our eyes, we wouldn’t be able to see the beautiful world!

Ears : Ears help us hear sounds, like music and people talking. They also help us keep our balance so we don’t fall over when we run or jump.

Nose : Our nose helps us smell different things, like yummy food or flowers. It also helps us breathe in fresh air.

Mouth : The mouth is important for eating and talking. It helps us enjoy food and say words. Our taste buds in the mouth let us taste sweet, salty, sour, and bitter flavors.

Fingers and Toes : Fingers and toes help us grab things, write, and play games. They help us balance when we stand or walk.

Nails : Nails protect the tips of our fingers and toes. They help us scratch when we feel itchy and make it easier to pick up small things.

Hairs : Hair keeps our heads warm and protects our skin. It can also help us feel when something touches us lightly.

Internal Body Parts Name

Internal body parts are located inside our bodies and are protected by bones and other organs. They play essential roles in keeping us alive and healthy. Here are some important internal body parts and their functions:
Internal Body Parts Description
Heart The heart is a strong muscle that pumps blood all around the body, delivering oxygen and nutrients.
Lungs The lungs help us breathe. They take in oxygen from the air and release carbon dioxide when we exhale.
Liver The liver is a large organ that cleans our blood, breaks down fats, and helps with digestion.
Kidneys Kidneys filter waste from the blood and make urine to remove these wastes from the body.
Stomach The stomach helps break down food so our body can absorb nutrients. It mixes food with digestive juices.
Brain The brain controls everything we do. It processes information, helps us think, and manages our body’s functions.
Intestines The intestines absorb nutrients from food and help process waste. The small intestine absorbs nutrients, while the large intestine removes leftover waste.
Pancreas The pancreas produces enzymes that help digest food and hormones that control blood sugar levels.

Functions of Internal Body Parts

Internal body parts are crucial for keeping us healthy and functioning properly. They work together to perform important jobs that help our bodies survive and thrive. Here are the functions of some key internal body parts:

Heart : The heart is like a pump that moves blood all around the body. It delivers oxygen and nutrients to our cells while taking away waste products.

Lungs : The lungs help us breathe. They take in oxygen from the air and release carbon dioxide, which is a waste gas our bodies need to get rid of.

Brain : The brain is the control center of our body. It helps us think, feel emotions, and coordinate our movements. It also controls automatic functions like breathing and heartbeat.

Liver : The liver performs many important tasks, such as breaking down nutrients from food, detoxifying harmful substances, and producing bile, which helps digest fats.

Kidneys : The kidneys filter our blood to remove waste products and excess substances. They also help balance fluids and electrolytes in our bodies, which is important for maintaining healthy blood pressure.

Pancreas : The pancreas produces digestive enzymes that help break down food, and it regulates blood sugar levels by releasing hormones like insulin and glucagon.

Some More Interesting Facts About Body Parts for Kids

Here are some fun and cool facts about our body parts that kids in grades 1 to 5 will enjoy!

Super Strong Jaw : The masseter is the strongest muscle in our body, and it is in our jaw! It helps us chew food really well.

Growing Forever : Did you know that your nose and ears keep growing as you get older? They never stop.

No Blood in the Eye : The cornea , the front part of your eye, doesn’t have any blood vessels. It gets oxygen directly from the air!

Color Magic : Our eyes can see around 10 million different colors. That’s why the world is so colorful.

Biggest Skin : Your skin is the largest organ in your body. It protects you and helps keep you warm and cool.

Healing Liver : The liver can heal itself! If it gets hurt, it can grow back just like magic!

Water Brain : Your brain is made of about 75% water . That's why drinking water is important to help it work well!

Long Intestines : Your small intestine is super long—about 22 feet! That's longer than most cars!

Fast-Growing Nails : Your fingernails grow faster than your toenails . So you might need to cut them more often!

Strong Stomach : The acids in your stomach are so strong they can dissolve things like metal! But your stomach has a special lining to protect itself.

Body Parts Names and Their Functions FAQs

What are the main external body parts?

External body parts include the head, eyes, ears, nose, mouth, arms, legs, hands and feet. They are visible and help us interact with our environment.

What do the eyes do?

The eyes enable us to see and perceive our surroundings. They help us identify colors, shapes and movements.

How do ears help us?

Ears are responsible for hearing sounds and maintaining balance. They detect sound waves and send signals to the brain.

What is the function of the heart?

The heart pumps blood throughout the body, supplying oxygen and nutrients to tissues and organs while removing waste products.
Popup Close ImagePopup Open Image
Talk to a counsellorHave doubts? Our support team will be happy to assist you!
Popup Image
Join 15 Million students on the app today!
Point IconLive & recorded classes available at ease
Point IconDashboard for progress tracking
Point IconMillions of practice questions at your fingertips
Download ButtonDownload Button
Banner Image
Banner Image
Free Learning Resources
Know about Physics Wallah
Physics Wallah is an Indian edtech platform that provides accessible & comprehensive learning experiences to students from Class 6th to postgraduate level. We also provide extensive NCERT solutions, sample paper, NEET, JEE Mains, BITSAT previous year papers & more such resources to students. Physics Wallah also caters to over 3.5 million registered students and over 78 lakh+ Youtube subscribers with 4.8 rating on its app.
We Stand Out because
We provide students with intensive courses with India’s qualified & experienced faculties & mentors. PW strives to make the learning experience comprehensive and accessible for students of all sections of society. We believe in empowering every single student who couldn't dream of a good career in engineering and medical field earlier.
Our Key Focus Areas
Physics Wallah's main focus is to make the learning experience as economical as possible for all students. With our affordable courses like Lakshya, Udaan and Arjuna and many others, we have been able to provide a platform for lakhs of aspirants. From providing Chemistry, Maths, Physics formula to giving e-books of eminent authors like RD Sharma, RS Aggarwal and Lakhmir Singh, PW focuses on every single student's need for preparation.
What Makes Us Different
Physics Wallah strives to develop a comprehensive pedagogical structure for students, where they get a state-of-the-art learning experience with study material and resources. Apart from catering students preparing for JEE Mains and NEET, PW also provides study material for each state board like Uttar Pradesh, Bihar, and others

Copyright © 2025 Physicswallah Limited All rights reserved.