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3 days ago · Characteristic of the vertebrate form, the human body has an internal skeleton with a backbone, and, as with the mammalian form, it has hair and mammary glands. Learn more about the composition, form, and physical adaptations of the human body.
- Human Skeleton
human skeleton, the internal skeleton that serves as a...
- Epithelium
epithelium, in anatomy, layer of cells closely bound to one...
- Nervous System
Nervous systems are of two general types, diffuse and...
- Basic Form and Development
Human body - Anatomy, Physiology, Development: In general...
- Cardiovascular System
Human cardiovascular system, organ system that conveys blood...
- Abdominal Cavity
abdominal cavity, largest hollow space of the body. Its...
- Respiratory System
Respiratory system, the system in living organisms that...
- Human Skeleton
May 20, 2024 · An organ is a structure that has a specific shape and function in the body. The human body has approximately 74 major organs, either big or small that together form organ systems. Below, we will see the list of essential organs first and then learn their locations and functions in detail.
3 days ago · 3932. Anatomical terminology. [ edit on Wikidata] The heart is a muscular organ found in most animals. This organ pumps blood through the blood vessels of the circulatory system. [1] The pumped blood carries oxygen and nutrients to the body, while carrying metabolic waste such as carbon dioxide to the lungs. [2]
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May 16, 2024 · Heart, organ that serves as a pump to circulate the blood. It may be as simple as a straight tube, as in spiders and annelid worms, or as complex as the four-chambered double pump that is the center of the circulatory system in humans, other mammals, and birds.
- The Editors of Encyclopaedia Britannica
- Where is the heart located in the human body?In humans, the heart is situated between the two lungs and slightly to the left of center, behind the breastbone. It rests on the diaphragm, the mu...
- What is the heart wall made up of?The heart consists of several layers of a tough muscular wall, the myocardium. A thin layer of tissue, the pericardium, covers the outside, and ano...
- What causes the heart to beat?The pumping of the heart, or the heartbeat, is caused by alternating contractions and relaxations of the myocardium. These contractions are stimula...
- What are heart sounds?The rhythmic noises accompanying the heartbeat are called heart sounds. The two distinct sounds are heard, a low, slightly prolonged “lub” (first s...
6 days ago · Organ is the name we give to functional elements in the body and quite often they are also physically distinct such as your kidneys, your liver, your heart. Those are all defined by a shape and a location in your body and they are also defined by a function. Your stomach and your gastrointestinal tract are both organs and they process food ...
1 day ago · The brain is an organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals. It consists of nervous tissue and is typically located in the head (cephalization), usually near organs for special senses such as vision, hearing and olfaction.
May 14, 2024 · Understanding the Inner Ear. Inner ear conditions can affect balance and hearing. By Rachael Zimlich, BSN, RN. Updated on May 14, 2024. Medically reviewed by Jordana Haber Hazan, MD. Print. View All. Anatomy. Function. Associated Conditions. Tests. How to Protect Your Ears.
