Human anatomy abdomen. Human Anatomy 2022-10-16

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The abdomen is the part of the human body that is located between the thorax (chest) and the pelvis. It is a large cavity that contains a number of important organs, including the stomach, small intestine, large intestine, liver, gallbladder, pancreas, and spleen. The abdomen is also home to a number of other important structures, including the kidneys, urinary bladder, and reproductive organs.

The abdomen is divided into four quadrants: the right upper quadrant (RUQ), the left upper quadrant (LUQ), the right lower quadrant (RLQ), and the left lower quadrant (LLQ). Each quadrant contains specific organs and structures. For example, the RUQ contains the liver, gallbladder, and part of the small intestine, while the RLQ contains the appendix, part of the colon, and the ovaries or testes (in women and men, respectively).

The abdomen is protected by the abdominal muscles, which are responsible for movement and support. These muscles, known as the rectus abdominis and the obliques, allow us to bend, twist, and lift objects. They also help to support the spine and maintain good posture.

The abdomen is an important part of the body's digestive system, as it contains the organs responsible for breaking down food and absorbing nutrients. The stomach is a muscular organ that mixes and grinds food using strong contractions, while the small intestine absorbs the nutrients from the food and passes them into the bloodstream. The large intestine, also known as the colon, absorbs water and electrolytes from the undigested material and eliminates the waste products through the rectum and anus.

The liver, located in the RUQ, is a vital organ that performs a number of important functions, including the production of bile, which helps to digest fats, and the detoxification of toxins and waste products from the blood. The gallbladder, located under the liver, stores and releases bile as needed. The pancreas, located behind the stomach, produces hormones such as insulin and helps to regulate blood sugar levels. The spleen, located in the left upper quadrant, is responsible for filtering the blood and producing immune cells.

In addition to the digestive system, the abdomen is also home to the urinary system. The kidneys, located on either side of the spine in the back of the abdomen, filter the blood and produce urine, which is then stored in the urinary bladder until it is eliminated through the urethra.

The reproductive organs are also located in the abdomen. In women, the ovaries, fallopian tubes, and uterus are located in the pelvis, while in men, the testes are located in the scrotum, which is a sac of skin located outside of the body.

Overall, the abdomen is a complex and vital part of the human body, housing a number of important organs and structures that are essential for digestion, metabolism, and reproduction.

Abdomen (Anatomy): Definition, Function, Muscles

human anatomy abdomen

Hand drawn design element for label, poster, web human anatomy abdomen stock illustrations Continuous line drawing. For the purposes of this class, we will divide the abdomen into four quadrants: right upper, left upper, right lower, and left lower quadrants. The pyramidalis muscle stretches from the pubic bone to the linea alba, joining before the umbilicus. The liver also functions to produce hormones, regulate the storage of glycogen, and detoxification of the blood. Result of diet, liposuction, training. The external anal sphincter is made of skeletal muscle and is under voluntary control.

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Human Abdomen Anatomy

human anatomy abdomen

Image from Marieb et al. The passage of fecal waste out of the body is regulated by two sets of sphincter muscles in the anal canal. The spleen is an organ of both the immune and circulatory systems located in the posterior recess of the superior left abdomen, near the tail of the pancreas. Health care, medical and medicine. The spleen functions to remove red blood cells from circulation, serve as a secondary lymphoid organ, and acts as a reservoir of red blood cells. Vector flat character illustration.

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Human Anatomy Abdomen Pictures Stock Photos, Pictures & Royalty

human anatomy abdomen

Concept pregnancy, maternity, eco sustainable lifestyle, gynecology. The pancreatic duct is a tube that runs through the length of the pancreas. Body mass index vector illustration from underweight to extremely obese. Design for health care. Circle of sore in muscle, neck, stomach, throat and joint. The boy is having a checkup by a doctor and getting an injection. It is consists of the first twelve inches or so of the small intestine and receives all of the secretions from the liver, gall bladder, and pancreas.

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The Abdomen (Human Anatomy)

human anatomy abdomen

When fat reaches the small intestine, the gall bladder is stimulated to release bile. Do you know that the largest gland in the entire human body, weighing an average of 1. The abdomen also contains the kidneys and spleen. Bile leaves the liver through the common hepatic duct. Modified from Snell, Clinical Anatomy for Medical Students, 5th edition, Little Brown, 1995. The inferior vena cava passes through it, along with the right phrenic nerve. Aesthetic art drawing about motherhood and pregnancy, beautiful young mom.

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Human Anatomy Abdomen Stock Videos and Royalty

human anatomy abdomen

Such muscles are also involved in postural support, movement, balance, coughing, urination, vomiting, singing, childbirth, and defecation. The pancreas is situated behind the stomach. The abdomen functions to house the digestive system and provides muscles essential for posture, balance, and breathing. The primary function of the large intestine is the absorption of water and vitamins. Transverse Abdominal Muscle The transverse abdominal muscle is a flat, triangular muscle composed of horizontal fibers that is situated between the internal oblique and transverse fascia. The transverse abdominus muscle and internal obliques affect posture by providing spinal support during rotation and lateral flexion, and stabilize the spine when standing.

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Abdomen Anatomy, Area & Diagram

human anatomy abdomen

Stomach The stomach lies in the superior abdomen just inferior to the diaphragm. There are three regions of the small intestine: the duodenum, jejunum, and ileum. Side view of a pregnant woman in lingerie. These organs are held together loosely by connecting tissues mesentery that allow them to expand and to slide against each other. That is the liver.

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Abdominal Muscles Function, Anatomy & Diagram

human anatomy abdomen

The names of all of the many many! Last medically reviewed on October 30, 2014. Anatomy of the Abdomen Abdomen, in human anatomy, is the body cavity lying between the diaphragm and the pelvis and from the spine in the back to the wall of abdominal muscles in the front. Let's take a close look at this very important part of our anatomy and thus improve our understanding of causes of abdominal pain. They also secrete corticosteroids and androgens, among other hormones. Pancreas C is correct.


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Abdominal Organs

human anatomy abdomen

On the opposite end of the stomach, the pyloric sphincter regulates the speed at which food moves down to the small intestine. Medical emergency, unhappy and elderly guy in retirement in bedroom with abdomen illness, indigestion or constipation. In particular, the kidneys function to filter the blood of waste products, regulate blood pressure, and control the blood pH. The marginal artery runs along the large intestine to provide anatomosis between the colic arteries from the superior mesenteric arteries and colic arteries from the inferior mesenteric artery. Because of the important organs situated in the abdominal area, many health concerns stem from this area.


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Abdomen Illustrations

human anatomy abdomen

The sigmoid colon passes into the pelvis where it becomes the rectum. Body pain line icon set, organs ache symbols collection, vector sketches, logo illustrations, sickness signs linear pictograms package isolated on white background, eps 10. The thoracic duct travels through the diaphragm with the aorta. At the bottom level of the pelvic bones, the abdomen ends and the pelvis begins. Aesthetic art drawing about motherhood and pregnancy, beautiful young mom.


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