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What is abdominal cavity in human body?

What is abdominal cavity in human body?

abdominal cavity, largest hollow space of the body. Its upper boundary is the diaphragm, a sheet of muscle and connective tissue that separates it from the chest cavity; its lower boundary is the upper plane of the pelvic cavity. Vertically it is enclosed by the vertebral column and the abdominal and other muscles.

What are the 4 abdominal cavity?

The abdominopelvic cavity can be subdivided into four quadrants and nine areas. The quadrants are labeled by location: the right upper, right lower, left upper, and left lower quadrants.

What are the 9 abdominal cavity?

These planes divide the abdomen into nine regions; right and left hypochondriac regions, epigastric region, umbilical region, right and left lateral regions of abdomen, hypogastric region, and right and left inguinal regions. Another way to divide the abdomen is with one vertical and one horizontal line.

How many organs are in the abdominal cavity?

The abdomen contains many vital organs: the stomach, the small intestine (jejunum and ileum), the large intestine (colon), the liver, the spleen, the gallbladder, the pancreas, the uterus, the fallopian tubes, the ovaries, the kidneys, the ureters, the bladder, and many blood vessels (arteries and veins).

Where is your abdominal cavity?

The abdominal cavity is a large cavity found in the torso of mammals between the thoracic cavity, which it is separated from by the thoracic diaphragm, and the pelvic cavity. A protective layer that is called the peritoneum, which plays a role in immunity, supporting organs, and fat storage, lines the abdominal cavity.

What is the difference between abdomen and abdominal cavity?

The abdomen is the front part of the abdominal segment of the torso. The area occupied by the abdomen is called the abdominal cavity.

Where is abdominal cavity located?

What is the largest muscle in the stomach?

External obliques: The external obliques are a pair of muscles, one on each side of the rectus abdominis. They are the largest of the flat muscles and at the bottom of the stack. They run from the sides of your body toward the middle. The external obliques allow the trunk to twist side to side.

What is the largest organ visible in the abdominal cavity?

What’s the largest solid internal organ? The largest solid internal organ is your liver. It weighs approximately 3–3.5 pounds or 1.36–1.59 kilograms and is about the size of a football. Your liver is located beneath your rib cage and lungs, in the upper right area of your abdomen.

What organs are in each of the 9 quadrants?

More videos on YouTube

  • Right Upper Quadrant: Liver, stomach, gallbladder, duodenum, right kidney, pancreas, and the right adrenal gland.
  • Left Upper Quadrant: Liver, stomach, pancreas, left kidney, spleen, and the left adrenal gland.
  • Right Lower Quadrant: appendix, reproductive organs, right ureter.