Abdominal: Relating to the abdomen, the belly, that part of the body that contains all of the structures between the chest and the pelvis. The abdomen includes a host of organs including the stomach, small intestine, colon, rectum, liver, spleen, pancreas, kidneys, appendix, gallbladder, and bladder.
What is abdominal in biology?
(1) The region of the body in between the thorax and the pelvis. (2) The part of the body where stomach, intestines, liver, spleen, and pancreas are contained inside a cavity lined by peritoneum. (3) (invertebrate biology) The posterior segment of invertebrates, after the thoracic segment. Supplement.
What is meant by abdominal pain?
Abdominal pain is pain that occurs between the chest and pelvic regions. Abdominal pain can be crampy, achy, dull, intermittent or sharp. It’s also called a stomachache. Inflammation or diseases that affect the organs in the abdomen can cause abdominal pain.
What is the meaning of lower abdomen?
lower abdomen in British English (ˈləʊəʳ ˈæbdəmən) noun. the lower part of your abdomen.
What is a abdominal in anatomy?
The abdomen (commonly called the belly) is the body space between the thorax (chest) and pelvis. The abdomen contains all the digestive organs, including the stomach, small and large intestines, pancreas, liver, and gallbladder.
What is the function of abdomen?
The primary functions of the abdomen consist of digestion, breathing, posture and balance, as well as movement. The major organs located in the abdomen are associated with digestion, for which the functions are described above. The abdomen is also required for breathing via the accessory muscles of respiration.
What is abdominal insect?
An insect’s abdomen is the third functional region (tagma) of its body; the abdomen is located just behind the thorax. In many adult insects, there is a spiracle (opening to the respiratory system) near the pleural membrane on each side of the first eight abdominal segments.
What are the three types of abdominal pain?
There are three main types of abdominal pain: visceral, parietal, and referred pain. Visceral pain happens when the nerves that run through the walls of an organ get stretched. The pain isn’t usually well localized and feels like a dull ache or cramp.
What are signs of abdominal pain?
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- Severe pain.
- Fever.
- Bloody stools.
- Persistent nausea and vomiting.
- Weight loss.
- Skin that appears yellow.
- Severe tenderness when you touch your abdomen.
- Swelling of the abdomen.
What do you mean by the abdominal wall?
In human anatomy, the abdominal wall refers to the boundary of the abdominal cavity which serves as a separation between it and other bodily regions. These walls consist of several layers, which vary somewhat between the front, sides, and back of the abdominal wall.
What is the definition of an abdominal muscle?
Of or relating to the abdomen. n. An abdominal muscle: an exercise machine that works the abdominals. American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company.
Is the abdomen part of the human body?
In humans and other mammals, the portion of the body that lies between the chest and the pelvis. The abdomen contains the stomach, intestines, liver, spleen, and pancreas. A region similar to the abdomen in other vertebrates, such as a snake. In insects, arachnids, and other arthropods, the last, most posterior segment of the body.
What does it mean to have a mass in your abdomen?
An abdominal mass is a lump in your tummy (abdomen). Your abdomen contains many different structures, including your: Stomach and gut (bowel).
