The human abdomen, also called the belly, tummy or inaccurately also referred to as the stomach, extends from just under the rib cage on the sides, and below the breast plate in middle, down to the waste line or bikini line. The abdomen is by far the largest single area of the body.
What organs are in the human abdomen?
- Also called right lumbar region of the human abdomen
- It is area to the right of the umbilicus of belly button
- There you can find organs like the lower pole of the right kidney deep inside the abdomen, part of the right ureter, and the ascending colon or large intestine
What are the four sections of the abdomen?
- The rumen (paunch)
- The reticulum (“honeycomb”)
- The omasum (“manyplies”)
- The abomasum (“true stomach”)
Why is my lower abdomen tender to touch?
Why Is The Stomach Tender To Touch?
- Pancreatitis. Pancreatitis is an inflammation that happens within the pancreas. ...
- Appendicitis. Appendicitis is a painful condition which results in a great deal of unrest. ...
- Digestive tract Obstruction. ...
- Kidney Stones. ...
- Ectopic Pregnancy. ...
- Peptic Ulcer. ...
- Indigestion. ...
- Constipation. ...
- Stomach Flu. ...
- Gas. ...
What does a human stomach look like?
They are made of a spongy tissue. Stomach. Curving below the liver is the stomach; it looks like a large whitish tube. After identifying the other organs, you can open the stomach and see what the frog ate.
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What is an abdominal?
(ab-DAH-mih-nul) Having to do with the abdomen, which is the part of the body between the chest and the hips that contains the pancreas, stomach, intestines, liver, gallbladder, and other organs.
Which part of the body is the abdomen?
The abdomen (commonly called the belly) is the body space between the thorax (chest) and pelvis. The diaphragm forms the upper surface of the abdomen. At the level of the pelvic bones, the abdomen ends and the pelvis begins.
Is abdomen and stomach the same?
The abdomen (colloquially called the belly, tummy, midriff, tucky or stomach) is the part of the body between the thorax (chest) and pelvis, in humans and in other vertebrates. The abdomen is the front part of the abdominal segment of the torso. The area occupied by the abdomen is called the abdominal cavity.
What causes abdominal pains?
Less serious causes of abdominal pain include constipation, irritable bowel syndrome, food allergies, lactose intolerance, food poisoning, and a stomach virus. Other, more serious, causes include appendicitis, an abdominal aortic aneurysm, a bowel blockage, cancer, and gastroesophageal reflux.
Where is the abdominal pain?
Key facts. Abdominal pain is felt anywhere in the area between the bottom of the ribs and the pelvis. Pain in the abdomen may be aching, stabbing, burning, twisting, cramping, dull, or gnawing. There are many causes of abdominal pain.
Why does my lower abdomen hurt?
It can be a symptom of minor or major digestive system conditions such as gas, indigestion, constipation, colitis, diverticular disease, or appendicitis. Gynecologic conditions such as menstrual cramps or pregnancy may also be causes, as can kidney stones and urinary tract infections.
What organs can you feel in your abdomen?
Deep palpation helps feel for certain palpable abdominal organs—especially if they are enlarged. Organs that should be palpated during the deep exam include the liver, gallbladder, and spleen. We will also discuss techniques for palpating the stomach, pancreas, duodenum, and kidneys.
What is the area below your belly button called?
The region below the belly button is called the lower abdomen. For example, the lower abdomen can be further divided into right and left parts (quadrants).
Why does my lower abdomen hurt?
It can be a symptom of minor or major digestive system conditions such as gas, indigestion, constipation, colitis, diverticular disease, or appendicitis. Gynecologic conditions such as menstrual cramps or pregnancy may also be causes, as can kidney stones and urinary tract infections.
What organs can you feel in your abdomen?
Deep palpation helps feel for certain palpable abdominal organs—especially if they are enlarged. Organs that should be palpated during the deep exam include the liver, gallbladder, and spleen. We will also discuss techniques for palpating the stomach, pancreas, duodenum, and kidneys.
What is pain in the lower right abdomen?
Why Do I Have Lower Right Abdominal Pain? Pain on the right side of the abdomen can be caused by conditions such as appendicitis, hernia, kidney issues, reproductive system issues, irritable bowel syndrome (IBS), indigestion, or even gas. There are many possible reasons for discomfort in your right abdominal region.
What cause lower abdominal pain in females?
Other causes of lower abdominal pain include ovarian cysts, fibroids, irritable bowel syndrome (IBS), pelvic congestion syndrome, urinary tract infections, appendicitis and inflammatory bowel diseases, such as Crohn's and ulcerative colitis.
What is the anatomy of the abdomen?
The Anatomy Of The Abdomen. The human abdomen is that part in the front of our body between the chest and the waist line. It is a cavity that contains many of the organs in the human body, including the liver, gallbladder, stomach, spleen, pancreas, kidneys, adrenal glands and bowels. Diseases affecting any of these organs could result in abdominal ...
What is the right upper abdomen?
Right Upper Abdomen. It is also called the Right Hypochondrial Region. This is the region of the abdomen about a hand's breath just below the right breast. It contains part of the liver, the gallbladder and part of the right kidney deep inside towards the back.
Why does my abdomen hurt?
Trapped wind, bowel obstruction, gastroenteritis or food poisoning are common causes of pain in this region of the human abdomen. Trapped wind, irritable bowel syndrome, diverticulitis, constipation, left kidney stone or kidney infection, and pulled muscles are not uncommon causes of pain here.
Why does my right side of my abdomen hurt?
Right kidney stone, kidney infection, constipation, trapped wind, pulled muscle are common causes of abdominal pain in this region. Trapped wind, bowel obstruction, gastroenteritis or food poisoning are common causes of pain in this region of the human abdomen.
How long is the bowel?
That tube system is our bowels and that is how long your bowel is. Six meters on the average. The human abdomen, also called the belly, tummy or inaccurately also referred to as the stomach, extends from just under the rib cage on the sides, and below the breast plate in middle, down to the waste line or bikini line.
Which organs are associated with the digestive system?
Though commonly associated with our digestive system, the abdomen contains organs that does more than that. It is where our kidneys, adrenal glands, and spleen are found. None of the three organs just mentioned play any direct role in digestion of food.
What is the lower part of the stomach called?
It contains the lower part of the oesophagus (or gullet), part of the stomach, liver, pancreas and part of the small intestine called the duodenum. It is where the pain of acid reflux, alcohol gastritis, stomach ulcer, pancreatitis, and indigestion commonly occur. Left Upper Abdomen.
What is the abdomen?
Abdomen Anatomy. The abdomen is comprised primarily of the digestive tract and other accessory organs which assist in digestion, the urinary system, spleen, and the abdominal muscles (shown below). The majority of these organs are encased in a protective membrane termed the peritoneum. While the digestive organs and assessor organs are located ...
What are the functions of the abdomen?
Abdomen Function. 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 organs are responsible for a person's digestion?
The organs which assist in digestion consist of the pancreas, liver, and gallbladder. These organs secrete various hormones (i.e., insulin), enzymes, and bile via specialized ducts to aid in digestion. In particular, the pancreas functions as an endocrine organ which secretes a variety of digestive enzymes as well as hormones which aid in the digestion of food passing through the digestive tract. The pancreas is located behind the stomach. The liver is located in the upper right quadrant of the abdomen and functions to produce bile, which is responsible for breaking down fats. The liver also functions to produce hormones, regulate the storage of glycogen, and detoxification of the blood. The gallbladder is responsible for the storage of bile produced by the liver until it is released into the small intestine. The gallbladder is situated in the abdomen just under the right lobe of the liver.
What is the abdominal cavity?
The abdomen refers to the region between the pelvis (pelvic brim) and the thorax (thoracic diaphragm) in vertebrates, including humans. The space constituting the abdomen is termed the abdominal cavity. The borders of the abdominal cavity are comprised of the posterior peritoneal surface, the anterior abdominal wall, the inferior pelvic inlet, ...
Which muscle is located in the lower abdomen?
The linea alba is the fibrous structure that forms the midline of the abdomen and provides a site of muscle attachment for the abdominal muscles. The pyramidalis muscle is a small triangular-spaced muscle located in the lower abdomen and functions to contract the linea alba. 4.
What are the three segments of the small intestine?
The small intestine is situated between the stomach and large intestine and consists of the three segments (duodenum, jejunum, and ileum), each exhibiting distinct functional properties. The duodenum is situated around the top of the pancreas and receives the digested stomach contents known as gastric chyme.
Which organ is responsible for breaking down fat?
The pancreas is located behind the stomach. The liver is located in the upper right quadrant of the abdomen and functions to produce bile, which is responsible for breaking down fats. The liver also functions to produce hormones, regulate the storage of glycogen, and detoxification of the blood.
What is the abdominal muscle?
Abdomen. Medically reviewed by the Healthline Medical Network — Written by the Healthline Editorial Team on January 24, 2018. The muscles of the abdomen protect vital organs underneath and provide structure for the spine. These muscles help the body bend at the waist. The major muscles of the abdomen include the rectus abdominis in front, ...
What are the major muscles of the abdomen?
The major muscles of the abdomen include the rectus abdominis in front, the external obliques at the sides, and the latissimus dorsi muscles in the back. The major organs of the abdomen include the small intestine, large intestine, and stomach.
What is the function of the liver?
Although it has many functions, the liver is best known for processing blood, separating waste from nutrients. The gallbladder is a small sack under the liver that holds extra bile made by the liver until it is pumped into the small intestine. Bile helps break down fat.
What bones are in the lower back?
Key bones in the abdominal area include the base of the ribcage and the lumbar spine in the lower back.
Where are the kidneys located?
Most people have two kidneys, which are located near the back of the body, under the ribs, on each side of the spine. Kidneys filter waste out of the bloodstream, which is passed out of the body as urine.
Which gland produces enzymes to help your body digest proteins, carbohydrates, and fats?
The pancreas is yet another gland that produces enzymes to help your body digest proteins, carbohydrates, and fats. It also makes hormones that help regulate the distribution of nutrients, including sugar.
What are the major organs of the abdomen?
The major organs of the abdomen include the small intestine, large intestine, and stomach. Together, these three turn nutrients into usable energy, as well as help dispose of solid waste. Major organs that help filter contaminants out of the body are also in the abdominal region. These include the liver and kidneys.
What is the abdominal muscle?
Abdomen. Medically reviewed by the Healthline Medical Network — Written by the Healthline Editorial Team — Updated on January 20, 2018. The muscles of the abdomen protect vital organs underneath and provide structure for the spine. These muscles help the body bend at the waist. The major muscles of the abdomen include the rectus abdominis in front, ...
Why do the abdominal muscles stretch during pregnancy?
The abdominal muscles stretch during pregnancy to allow room for the fetus to grow.
What muscles help the body bend at the waist?
The muscles of the abdomen protect vital organs underneath and provide structure for the spine. These muscles help the body bend at the waist.
What is the function of the liver?
Although it has many functions, the liver is best known for processing blood, separating waste from nutrients. The gallbladder is a tiny sack under the liver that holds extra bile made by the liver until it is pumped into the small intestine. Bile helps break down fat.
Which gland breaks down fat?
Bile helps break down fat. The pancreas is yet another gland that produces enzymes to help your body digest proteins, carbohydrates, and fats. It also makes hormones that help regulate the distribution of nutrients, including sugar.
Where are the kidneys located?
Most people have two kidneys, which are located near the back of the body, under the ribs, on each side of the spine. Kidneys filter waste out of the bloodstream, which is passed out of the body as urine.
What is the body cavity?
The abdominal cavity is the part of the body that houses the stomach, liver, pancreas, kidneys, gallbladder, spleen, and the large and small intestines. The diaphragm marks the top of the abdomen and the horizontal line at the level of the top of the pelvis marks the bottom. Connective tissue called the mesentery holds the abdominal organs together.
What is the thick layer of fat that surrounds the abdomen?
A tough layer of fibrous tissue called fascia surrounds the abdomen. The abdominal muscles lie on top of the fascia and under a layer of fat and skin. Image Source: © 2009 WebMD, LLC.
What is the connective tissue that holds the abdominal organs together?
Connective tissue called the mesentery holds the abdominal organs together. Several large blood vessels travel through the abdomen. The aorta and inferior vena cava are two important blood vessels that lie partially in the abdomen. A tough layer of fibrous tissue called fascia surrounds the abdomen. The abdominal muscles lie on top of the fascia ...
What are the soft tissues that enclose the intestines and other organs in the abdomen?
Muscles . These are soft tissues. They enclose the intestines and other organs in the abdomen. Connective tissue. These help bind the muscles together. Inguinal canal. This is a tunnel in the groin. It is formed by layers of muscle and other tissues in the wall of the abdomen. Femoral canal.
What is the largest space in the body?
The abdomen is the largest space (cavity) in the body. It lies between the chest and the pelvis, holding many of the body’s organs. These include the liver, stomach, and intestines. The groin is the area in the body where the upper thighs meet the lowest part of the abdomen. Normally, the abdomen and groin are kept separate by a wall of muscle and tissue. The only openings in the wall are small tunnels called the inguinal and femoral canals. These allow nerves, blood vessels, and other structures to pass between these two areas.
What is the name of the muscle that lines the stomach?
Ridges of muscle tissue called rugae line the stomach. The stomach muscles contract periodically, churning food to enhance digestion. The pyloric sphincter is a muscular valve that opens to allow food to pass from the stomach to the small intestine.
What is the name of the tube that is inserted through the mouth to test the stomach?
Nausea and vomiting are the usual symptoms. Stomach Tests. Upper endoscopy (esophagogastroduodenoscopy or EGD): A flexible tube with a camera on its end (endoscope) is inserted through the mouth. The endoscope allows examination of the esophagus, stomach, and duodenum (the first part of the small intestine).
What is a gastric ulcer?
Gastric ulcer (stomach ulcer): An erosion in the lining of the stomach, often causing pain and/or bleeding. Gastric ulcers are most often caused by NSAIDs or H. pylori infection.
What is the name of the valve that allows food to enter the stomach?
As food reaches the end of the esophagus, it enters the stomach through a muscular valve called the lower esophageal sphincter. The stomach secretes acid and enzymes that digest food. Ridges of muscle tissue called rugae line the stomach.
Which part of the GI is X-rayed?
Upper GI series: X-rays are taken of the esophagus, stomach, and upper part of the small intestine.
Can stomach acid cause heartburn?
Stomach Conditions. Gastroesophageal reflux: Stomach contents, including acid, can travel backward up the esophagus. There may be no symptoms, or reflux may cause heartburn or coughing. Gastroesophageal reflux disease (GERD): When symptoms of reflux become bothersome or occur frequently, they’re called GERD.
Where is the stomach located?
Your stomach sits in your upper abdomen on the left side of your body. The top of your stomach connects to a valve called the esophageal sphincter (a muscle at the end of your esophagus). The bottom of your stomach connects to your small intestine.
What is the inner lining of the stomach called?
Mucosa is your stomach’s inner lining. When your stomach is empty, the mucosa has small ridges (rugae). When your stomach is full, the mucosa expands, and the ridges flatten.
What is the function of the stomach?
Stomach: Your stomach creates digestive juices and breaks down food. It holds food until it is ready to empty into your small intestine.
What organ breaks down food?
Your stomach is a muscular organ that digests food. It is part of your gastrointestinal (GI) tract. When your stomach receives food, it contracts and produces acids and enzymes that break down food. When your stomach has broken down food, it passes it to your small intestine.
What part of the stomach is the cardia?
The cardia is the top part of your stomach. It contains the cardiac sphincter, which prevents food from traveling back up your esophagus.
What is stomach cancer?
Stomach cancer: When cancerous cells grow uncontrollably in your stomach.
What is the tube that lets food go down the stomach?
Esophagus: Food travels down a hollow tube called the esophagus. At the bottom, your esophageal sphincter relaxes to let food pass to your stomach. (A sphincter is a ring-shaped muscle that tightens and loosens.)
Which side of the body are the organs located?
While a few organs are located in the near central plane, the position of most organs is either to the left or right side of the body. Wondering about the different organs on the right side of the human body? Refer to this article to understand the right oriented human organs and their functions.
What is an organ?
An organ is made up of a group of cells that coordinate to perform a specific bodily function. Together, various organs make up an organ system, for example – the respiratory system, cardiovascular system, and excretory system. Coming to the point of discussion, specific organs are present on the left and right side of the body, ...
What is the appendix?
The appendix is a small pouch shaped organ (about 10 cm in length), situated between the small intestine and the large intestine. It is preceded by the cecum and has no distinctive functions.
What is the largest glandular organ in the body?
Liver . One of the internal organs on right side of body is the liver , which is also the largest glandular organ. It is reddish-brown in color and located underneath the diaphragm. Anatomically, the liver is divided into four unequal lobes.
What is the right colon?
The colon’s function is to expel water and waste matter from the body, where it travels towards the transverse colon , by a process called peristalsis.
What is the right side of the body?
Another right side organ of the human body is the gallbladder, a small organ that stores the bile that is secreted by the liver. It is divided into three different parts, viz. fundus, body, and neck. The gallbladder helps in the overall process of digestion, but there are no adverse effects even if it is removed from the body.
What part of the body absorbs sound waves?
Right Ear. Needless to say, the right ear is located on the right side of the human body. It absorbs sound waves from the surrounding environment and transfers them to the brain, which are then perceived by us in the form of sound. There are different parts of the human ear, which work in sync for the purpose of hearing.
