In this article, we are providing a Human’s Internal Body parts name with pictures. Internal body parts are those parts having inside the body and covered by our skin, some cases, protected by our skeletal system. Examples of Internal body parts are the Heart, Lungs, brain, Liver extra. These are different from External body parts.
Table of Contents
Internal Body Parts of Humans:
Internal body parts name with pictures and function
|Pumps blood to deliver oxygen and nutrients to cells.|
(कोशिकाओं तक ऑक्सीजन और पोषक तत्व पहुँचाने के लिए रक्त को पंप करता है।)
|Helps you to breathe in oxygen and release carbon dioxide.|
(आपको ऑक्सीजन के समय सांस लेने में और कार्बन डाइऑक्साइड छोड़ने में मदद करता हैं।)
|Conducting air to and from the lungs, enabling breathing.|
(फेफड़ों तक हवा पहुंचाना और सांस लेने में सहायता करना।)
|Vision reception and perception of the surrounding environment.|
(दृष्टि ग्रहण और आसपास के वातावरण का बोध कराना।)
|Filters blood and removes waste products, excess fluids, and electrolytes.|
(रक्त को फ़िल्टर करता है और अपशिष्ट उत्पादों, अतिरिक्त तरल पदार्थ और इलेक्ट्रोलाइट्स को निकालता है।)
|Controls your thoughts, emotions, and body functions.|
(आपके विचारों, भावनाओं और शारीरिक कार्यों को नियंत्रित करता है।)
|Metabolizing nutrients, detoxifying the body, and producing vital proteins.|
(पोषक तत्वों का चयापचय, शरीर को विषहरण करना और महत्वपूर्ण प्रोटीन का उत्पादन करना।)
|Produces sound and aids in speech production.|
(ध्वनि उत्पन्न करता है, और भाषण उत्पादन में सहायता करता है।)
|Protecting the brain and supporting facial structures.|
(मस्तिष्क की रक्षा करना और चेहरे की संरचनाओं को सहारा देना।)
|Breaks down food for digestion and nutrient absorption.|
(पाचन और पोषक तत्वों के अवशोषण के लिए भोजन को विभाजित करता है।)
|Absorbs nutrients and minerals from digested food.|
(पचे हुए भोजन से पोषक तत्वों और खनिजों को अवशोषित करता है।)
|Aids in the digestion and absorption of fats.|
(वसा के पाचन और अवशोषण में सहायता करता है।)
रीढ़ की हड्डी
|Provides structural support and protects the spinal cord.|
(संरचनात्मक सहायता प्रदान करता है और रीढ़ की हड्डी की रक्षा करता है।)
|Absorbs water and electrolytes, forms and stores feces.|
(पानी और इलेक्ट्रोलाइट्स को अवशोषित करता है, मल बनाता है और संग्रहीत करता है।)
|Plays a key role in the development of the immune system, especially T cells.|
(प्रतिरक्षा प्रणाली, विशेषकर टी कोशिकाओं के विकास में महत्वपूर्ण भूमिका निभाता है।)
|Stores and releases urine from the body.|
(मूत्र को संग्रहित करता है और शरीर से बाहर निकालता है।)
|Regulates blood sugar levels and aids in digestion.|
(रक्त शर्करा के स्तर को नियंत्रित करता है और पाचन में सहायता करता है।)
|Controls metabolism and regulates energy production.|
(चयापचय को नियंत्रित करता है और ऊर्जा उत्पादन को नियंत्रित करता है।)
|Protects the chest cavity and assists in breathing.|
(छाती की गुहा की रक्षा करता है और सांस लेने में सहायता करता है।)
कान का परदा
|Vibrates in response to sound waves, transmitting auditory signals.|
(ध्वनि तरंगों के जवाब में कंपन करता है, श्रवण संकेतों को प्रसारित करता है।)
|Controls the release of waste materials from the body.|
(शरीर से अपशिष्ट पदार्थों की रिहाई को नियंत्रित करता है।)
|Transmits signals between the brain, spinal cord, and the rest of the body.|
(मस्तिष्क, रीढ़ की हड्डी और शरीर के बाकी हिस्सों के बीच सिग्नल संचारित करता है।)
|Provides structure, supports movement, and produces blood cells.|
(संरचना प्रदान करता है, गति का समर्थन करता है, और रक्त कोशिकाओं का निर्माण करता है।)
|Carries oxygenated blood away from the heart to the body’s tissues.|
(ऑक्सीजन युक्त रक्त को हृदय से शरीर के ऊतकों तक ले जाता है।)
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List of Internal Body Parts
- Brain: The control center of the body, responsible for cognitive functions, sensory processing, and motor coordination.
- Heart: A muscular organ that pumps blood throughout the circulatory system, supplying oxygen and nutrients to the body’s cells.
- Lungs: Organs responsible for oxygenating blood and expelling carbon dioxide through the process of respiration.
- Liver: Performs numerous functions including detoxification of chemicals, metabolism of nutrients, and production of bile for digestion.
- Kidneys: Filters blood to remove waste and excess fluids, maintaining the body’s electrolyte balance and regulating blood pressure.
- Stomach: Part of the digestive system that breaks down food using acids and enzymes, preparing it for absorption in the intestines.
- Intestines (Small and Large): Responsible for further digestion, nutrient absorption, and elimination of waste. The small intestine is where most nutrient absorption occurs, while the large intestine absorbs water and forms feces.
- Pancreas: Produces enzymes for digestion and hormones (insulin and glucagon) that regulate blood sugar levels.
- Spleen: Part of the immune system, the spleen filters blood, stores platelets, and helps fight infections.
- Gallbladder: Stores bile produced by the liver and releases it into the small intestine to aid in digestion.
- Thyroid gland: Produces hormones that regulate metabolism, energy production, and overall growth and development.
- Adrenal glands: Produce hormones like cortisol and adrenaline that help manage stress, regulate metabolism, and control various bodily functions.
- Reproductive Organs: In males, the testes produce sperm and hormones like testosterone. In females, the ovaries produce eggs and hormones like estrogen and progesterone.
- Bladder: Stores urine produced by the kidneys before it is expelled from the body through the urinary system.
- Gastrointestinal Tract: A series of interconnected organs responsible for digestion and nutrient absorption, including the mouth, esophagus, stomach, small intestine, and large intestine.
- Endocrine System: This system consists of various glands, such as the pituitary gland, pineal gland, and hypothalamus, which produce hormones that regulate various bodily functions, including growth, metabolism, reproduction, and stress response.
- Cardiovascular System: Comprising the heart and blood vessels, this system transports oxygen, nutrients, hormones, and waste products throughout the body. It plays a crucial role in maintaining circulation and ensuring proper oxygenation of tissues.
- Respiratory System: Alongside the lungs, this system includes the trachea, bronchi, and bronchioles, which facilitate the exchange of oxygen and carbon dioxide between the body and the external environment through breathing.
- Musculoskeletal System: This system is comprised of bones, muscles, tendons, and ligaments. Bones provide structure and protection, while muscles allow movement and contribute to stability and posture.
- Nervous System: In addition to the brain, this system includes the spinal cord and peripheral nerves. It controls bodily functions through electrical signals and chemical messengers, ensuring communication between different parts of the body.
- Immune System: Composed of various cells, tissues, and organs, this system defends the body against infections and foreign invaders. It includes white blood cells, lymph nodes, and the spleen.
- Reproductive System (Female): Alongside the ovaries, the female reproductive system includes the fallopian tubes, uterus, and vagina. It is responsible for producing eggs, facilitating fertilization, and supporting fetal development.
- Reproductive System (Male): In addition to the testes, the male reproductive system includes the epididymis, vas deferens, and penis. It produces and delivers sperm for fertilization.
- Urinary System: Along with the kidneys and bladder, this system includes the ureters and urethra. It filters waste products from the blood, regulates electrolyte balance, and expels urine.
- Digestive System (Accessory Organs): In addition to the stomach and intestines, this system includes the mouth, teeth, salivary glands, and pancreas. These structures aid in the digestion and absorption of nutrients.
- Lymphatic System: Comprising lymph nodes, lymphatic vessels, and lymphoid organs (like the thymus and tonsils), this system plays a vital role in immune response, fluid balance, and the removal of waste from tissues.
- Hematopoietic System: Responsible for blood cell production, this system includes the bone marrow and contributes to oxygen transport, immune response, and clotting.
- Central Nervous System (CNS): This includes the brain and spinal cord, which are responsible for processing sensory information, controlling motor functions, and coordinating various bodily processes. The brain’s intricate structure allows for complex cognitive functions and conscious awareness.
- Peripheral Nervous System (PNS): The PNS consists of nerves that extend from the CNS to various parts of the body. It includes sensory nerves that transmit information to the CNS and motor nerves that carry commands from the CNS to muscles and organs.
- Circulatory System (Blood Vessels): In addition to the heart, the circulatory system includes arteries, veins, and capillaries. Arteries carry oxygenated blood away from the heart, veins return deoxygenated blood to the heart, and capillaries enable the exchange of nutrients and waste products within tissues.
- Endocrine Glands: Apart from the major endocrine glands, there are smaller glands like the parathyroid glands (regulate calcium levels), the adrenal medulla (produces adrenaline), and the thymus (critical for immune system development in childhood).
- Pituitary Gland: Often referred to as the “master gland,” it controls other endocrine glands and regulates growth, metabolism, and various other bodily functions through the hormones it produces.
- Pineal Gland: This gland produces melatonin, a hormone that regulates sleep-wake cycles and is influenced by light exposure.
- Hypothalamus: Located in the brain, it controls body temperature, hunger, thirst, and plays a central role in maintaining homeostasis by linking the nervous and endocrine systems.
- Bone Marrow: Found within bones, it is responsible for producing red blood cells, white blood cells, and platelets, which are essential for oxygen transport, immune response, and blood clotting.
- Lymph Nodes: These small, bean-shaped structures are part of the lymphatic system and contain immune cells that help fight infections and filter lymph fluid.
- Synovial Joints: These joints, found throughout the body, enable movement and flexibility. They are surrounded by synovial fluid, which lubricates and nourishes the joints.
- Bursae: Small fluid-filled sacs located near joints, they reduce friction between bones, tendons, and muscles.
- Bronchial Tree: The branching network of air passages within the lungs, consisting of bronchi and bronchioles, which deliver air to the alveoli for gas exchange.
- Alveoli: Tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide occurs between the respiratory system and the bloodstream.
- Peritoneum: A membrane that lines the abdominal cavity and covers most of the abdominal organs, providing protection and lubrication.
- Pericardium: A sac-like structure that surrounds the heart, protecting it and reducing friction as it beats.
- Cerebrospinal Fluid (CSF): This clear fluid surrounds the brain and spinal cord, providing cushioning and support, and helping to transport nutrients and remove waste.
- Villi and Microvilli: These tiny, finger-like projections line the walls of the small intestine and greatly increase the surface area for nutrient absorption.
- Serosa: Also known as the serous membrane, it covers organs within body cavities and secretes a lubricating fluid that reduces friction during movement.
- Myelin Sheath: This fatty substance covers nerve fibers and enhances the speed at which nerve impulses travel, facilitating efficient communication within the nervous system.
- Eustachian Tubes: These tubes connect the middle ear to the back of the throat and help regulate pressure within the ears, allowing for equalization during changes in altitude.
- Bronchial Arteries: These arteries provide oxygenated blood to lung tissue, while the pulmonary arteries supply deoxygenated blood to the lungs for oxygenation.
- Basal Ganglia: A group of nuclei in the brain that play a key role in motor control, cognition, and emotion, and are involved in conditions like Parkinson’s disease.
- Adipose Tissue: Also known as fat tissue, it stores energy, insulates the body, and cushions organs while also releasing hormones that regulate metabolism.
- Corpus Callosum: A thick bundle of nerve fibers connecting the two hemispheres of the brain, facilitating communication and coordination between them.
- Epiglottis: A flap of tissue in the throat that prevents food and liquids from entering the windpipe (trachea) during swallowing.
- Tonsils: Clusters of lymphoid tissue at the back of the throat that help fight infections by trapping pathogens entering through the mouth and nose.
- Omentum: A fold of tissue that hangs over the intestines, protecting and insulating abdominal organs while also harboring immune cells.
- Adnexa: In females, this term refers to structures like the fallopian tubes and ovaries, located near the uterus and involved in reproductive functions.
- Paranasal Sinuses: Air-filled spaces in the skull bones, lined with mucous membranes, that help humidify and filter inhaled air and give resonance to the voice.
- Islets of Langerhans: Clusters of cells in the pancreas that produce hormones like insulin and glucagon, regulating blood sugar levels.
- Retina: The innermost layer of the eye that contains light-sensitive cells (photoreceptors) which convert light into electrical signals for visual processing.
- Arcuate Fasciculus: A bundle of nerve fibers that connects Broca’s area (involved in speech production) and Wernicke’s area (involved in language comprehension) in the brain.
- Pleura: The double-layered membrane surrounding the lungs, providing protection and facilitating smooth lung movement during breathing.
FAQs on Internal Body Parts:
1. What are internal body parts?
Internal body parts are the structures and organs located inside the body, beneath the skin and within various body cavities. These organs and systems perform vital functions necessary for sustaining life and maintaining bodily functions.
2. How many internal body parts are there?
The human body contains numerous internal organs and structures that work together to maintain health and function. There are over 70 major organs in the body, including organs like the heart, lungs, liver, kidneys, brain, and more.
3. What is the difference between organs and systems in the body?
Organs are individual structures that perform specific functions in the body, such as the heart or liver. Systems, on the other hand, are groups of organs that work together to perform broader functions. For example, the cardiovascular system includes the heart, blood vessels, and blood and is responsible for circulation.
4. How do internal body parts work together?
Internal body parts work in coordination with each other to maintain homeostasis, respond to changes in the environment, process nutrients, eliminate waste, support growth and development, and ensure overall health. Systems like the nervous, circulatory, and respiratory systems collaborate to achieve these functions.
5. Can you live without some internal body parts?
Certain internal body parts are essential for survival, while others can be removed or compromised to some extent without causing immediate harm. For example, people can live with one kidney, and the removal of the appendix doesn’t significantly impact health. However, the loss of vital organs like the heart or brain is incompatible with life.