Human anatomy abdomen. Human Anatomy 2022-10-14

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The human abdomen is the area of the body between the thorax (chest) and pelvis. It is divided into four quadrants: the right upper quadrant, left upper quadrant, right lower quadrant, and left lower quadrant. These quadrants are further divided into nine regions: the epigastric, right hypochondriac, left hypochondriac, right lumbar, left lumbar, umbilical, hypogastric, right iliac, and left iliac.

The organs located within the abdomen include the liver, stomach, small intestine, large intestine, pancreas, spleen, and kidneys. The abdominal aorta, which is the largest artery in the body, also runs through the abdomen.

The abdomen is also home to several important muscles, including the rectus abdominis, which runs down the front of the abdomen and helps with movement and stability, and the external oblique muscles, which are located on the sides of the abdomen and help with rotation and lateral movement.

The abdomen is protected by the ribcage and vertebral column, which help to support the organs and muscles within it. It is also surrounded by a layer of fat, which helps to cushion and protect the organs.

Problems within the abdomen can often be diagnosed through physical examination and imaging techniques such as X-rays, CT scans, and MRIs. These techniques can help to identify issues such as organ damage or inflammation, as well as growths or masses.

Overall, the human abdomen is a complex and vital part of the body, housing a number of important organs and muscles that help to support many of the body's key functions. Understanding the anatomy and function of the abdomen is crucial for maintaining good health and identifying any potential problems that may arise.

Abdominal Organs

human anatomy abdomen

ALWAYS consult your healthcare provider to see if the information provided here applies to your peculiar personal situation. Athletic injuries of the lateral abdominal wall: review of anatomy and MR imaging appearance. Every minute, about 1,200 milliliters of blood flows through the kidneys, about one-fifth of all the blood pumped from the heart. Branches of the inferior mesenteric artery supply the descending and sigmoid colon as well as the superior rectum. These patterns of circulation, established very early in development, persist throughout the formation of the convoluted gut tube and into the adult.

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Abdomen Anatomy, Area & Diagram

human anatomy abdomen

Rectus Abdominis The muscles comprising the rectus abdominis are long and flat, with three tendinous intersections crossing over the muscle. The liver is located in the upper right-hand part of the abdominal cavity, under the ribs. Their ducts all empty into the duodenum. Unity of mental and digestive. You should understand the position of the organs of the abdomen in relation to these quadrants. These muscles include the piriformis, obturator internus, and gemellus inferior. The average stomach can hold about 1.

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Human Anatomy

human anatomy abdomen

Circle of sore in muscle, neck, stomach, throat and joint. The ureters are connected to the kidneys and are used to drain urine into the urinary bladder. Usually there is a single renal artery and vein, as well as a single ureter. Healthcare, sickness, disease concept, isolated on a white. The spleen functions to remove old and senescent red blood cells from circulation and acts as a secondary lymphoid organ, but does not aid in digestion. Although they are not large organs, the kidneys receive 25% of the cardiac output of blood, a testament to their critical function in maintaining appropriate blood volume, pressure, and concentration. The small intestine occupies the majority of the space of the abdominal cavity.

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Human Anatomy Abdomen Pictures Stock Photos, Pictures & Royalty

human anatomy 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 rib cage protects vital internal organs. These endocrine glands secrete epinephrine and norepinephrine into the blood stream to elicit a systemic sympathetic response. . They are the adductor longus, adductor magnus, adductor minimus, and adductor brevis.

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Human Anatomy Abdomen Stock Videos and Royalty

human anatomy abdomen

The intestinal branches form extensive anatomoses called arcades within the mesentery proper. Directly below the liver, the stomach stores food and prepares it for digestion. Medical logo for therapy. Let's take a close look at this very important part of our anatomy and thus improve our understanding of causes of abdominal pain. The stomach receives blood from multiple branches of the celiac trunk.

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Human Abdomen

human anatomy abdomen

Abdominal Muscles The abdominal muscles consist of three distinct layers residing within the abdominal wall and extend to the pubis, iliac crest, lower ribs, and vertebral column. This helps venous return to the heart by increasing the diameter of the inferior vena cava. Modified from Marieb et al. Dieses Modell zeigt die tatsĂ€chliche GrĂ¶ĂŸe dieses Körperteils, es wird in der High School verwendet, um Teenagern Biologie und Naturwissenschaften beizubringen. The inferior vena cava passes through it, along with the right phrenic nerve. Their oblique course through the muscular wall of the bladder acts as a valve, closing off the ureteric opening when the bladder is full. Close up detail of slim attractive female torso in white bikini outdoors.

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Abdominal Muscles Function, Anatomy & Diagram

human anatomy abdomen

Early in the embryo, the developing gut tube is supplied with blood by three unpaired branches of the abdominal aorta. Cells of the liver hepatocytes process the nutrients proteins and carbohydrates and toxins absorbed by the digestive tract, metabolize waste products from red blood cell destruction in the spleen, and produce bile. All of the above are primary functions of the spleen. The common bile duct carries bile from both the liver and the gallbladder. The abdominal muscle fibers criss-cross each other for added strength, with the transverse abdominal muscle extending horizontally forward, and the internal and external obliques running upward and downward, respectively towards the front shown below. Medical anatomy, detailed human system in full growth.

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Human Abdomen Anatomy

human anatomy abdomen

Despite its misleading name, the large intestine is shorter about five feet than the small intestine, but it is larger in girth. Structures of the posterior abdomen include the kidney and ureters as well as some muscles that move the lower limb. Within the head of the pancreas, the common bile duct and the pancreatic duct join together briefly and empty into the duodenum through a common opening. In particular, the kidneys function to filter the blood of waste products, regulate blood pressure, and control the blood pH. Pyramidalis Muscle The pyramidalis muscle is a small, triangular-shaped muscle situated in front of the rectus abdominis in the lower portion of the abdomen. 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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Human Anatomy Abdomen Illustrations, Royalty

human anatomy abdomen

Abdominal surgery can be used to treat a number of conditions, including infections, tumours, inflammatory bowel disease or obstructions. Because this foramen is within the central tendon, it will get larger when the diaphragm contracts, because the central tendon is pulled taut. Normal capacity of the stomach is about one liter, though it can purportedly be stretched to a whopping four liters of capacity! When fat reaches the small intestine, the gall bladder is stimulated to release bile. Diet food, nutritions - protein, fat, carbohydrate, fit body vector illustrations. Medical emergency, unhappy and elderly guy in retirement in bedroom with abdomen illness, indigestion or constipation. They also secrete corticosteroids and androgens, among other hormones. The kidneys also help regulate levels of electrolytes, like salt and potassium, and produce certain hormones that play various roles throughout the body.

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