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This article contains a list of organs in the human body. It is widely believed that there are 79 organs (this number goes up if you count each bone and muscle as an organ on their own, which is becoming a more common practice [1][2]); however, there is no universal standard definition of what constitutes an organ, and some tissue groups ...
SystemSubsystemBody PartsOrgansMusculoskeletalMusculoskeletalMusculoskeletalMusculoskeletalMuscles- Nervous System
- Reproductive System
- Skin
- Muscular System
- Endocrine System
- Immune System
- Digestive System
- Circulatory System
The brain and spinal cord form the central nervous system, which works to process and send nerve signals, interpret information, and produce conscious thought. The nervous system helps the body regulate every functionTrusted Source, including every other organ system. The nervous system also includes an extensive network of neurons throughout the b...
The reproductive system includes the organs that enable a person to reproduce and experience sexual pleasure. In females, the reproductive system also supports the growth of a fetus. The male reproductive systemorgans include: 1. the testes 2. the epididymis 3. the vas deferens 4. the ejaculatory ducts 5. the prostate gland 6. the seminal vesicles ...
The skin is the body’s largest organ. It is part of the integumentary system, which includes skin, hair, nails, and fat. The integumentary system helps regulate body temperature, protect the body from dangerous pathogens, make vitamin Dfrom sunlight, and provide sensory input. The skin comprises three layersTrusted Source: 1. The epidermis:This is ...
The muscular system includes a vast network of muscles. There are three types of muscles: 1. Skeletal muscles:These are voluntary muscles, meaning a person can decide when to move them. The biceps and triceps are examples of skeletal muscles. 2. Cardiac muscles:These are involuntary muscles that help the heart pump blood. 3. Smooth muscles:These ar...
The endocrine system is a network of glands throughout the body. These glands release important chemicals called hormones, which help regulatethe function of virtually every organ and organ system in the body. The endocrine system includes several major glands, including: 1. the pancreas 2. the thyroid 3. the adrenal glands 4. the pituitary 5. the ...
The immune system helps the body prevent infections and fights them off when they do occur. Many organs play a role in the immune system. For example, the skin prevents dangerous pathogens from entering the body, and the salivary glands release saliva that can help break down some dangerous sources of infection in food. The lymphatic system plays a...
The digestive systemTrusted Sourceis the group of organs that digest food, as well as the various structures within that release substances to aid digestion and absorption. It includes: 1. the mouth 2. the esophagus 3. the salivary glands 4. the gallbladder 5. the liver 6. the pancreas 7. the stomach 8. the small and large intestines 9. the appendi...
The circulatory system includes the many blood vessels circulating throughout the body. It includes veins, arteries, capillaries, venules, and arterioles. The lymphatic system is also part of the circulatory system. It helps maintain the body’s fluid balance by collecting excess fluid and other particles from the blood. Lymph nodes are present with...
The major organs of the body include the heart, brain, lungs, kidneys, liver, skin, bones, adrenal glands, and hematopoietic system. What Body Parts to Work on What Days? Workout regimens differ from person to person.
1 day ago · There are 11 major organ systems in the human body: Organ systems work together to keep the body in good health. For example, the circulatory and digestive systems work jointly to deliver nutrients throughout the body. Except for the reproductive system, each system is necessary for survival.
2 days ago · The nine major organ systems in the human body are the integumentary system, the musculoskeletal system, the respiratory system, the circulatory system, the digestive system, the excretory system, the nervous system, the endocrine system, and the reproductive system.
- The Editors of Encyclopaedia Britannica
The human body comprises 200 bones, 650 muscles, 79 organs, and an extensive network of blood arteries. Within this organized framework, a complex collaboration of individual cells is present, diligently fulfilling their unique roles to sustain life.
Sep 15, 2023 · There are ten major such systems in the human body; integumentary, musculoskeletal, nervous, endocrine, lymphatic, cardiovascular, respiratory, digestive, urinary and reproductive. A variety of organs are found in the body; they will be explored systematically through their anatomy and function (s).
