Vocab 9: Organ definitions Flashcards
Thymus
A irregular mass of glandular tissue overlying the heart
Heart
Mediaul oval structure enclosed within the pericardium
Lungs
Lateral to the heart on either side
Trachea
Tubelike windpipe running medially down the throat, part of the respiratory system
Bronchi
Two passageways that plunge laterally into the tissue of the two lungs.
Esophagus
A food chute, the part of the digestive system that transports food from the pharynx to the stomach.
Small intestine
Connected to the stomach and ending just before the saclike cucem
Large intestine
A large muscular tube connected to the small intestine and ending at the anus.
Cecum
The initial portion of the large intestine.
Rectum
Terminal part of the large intestine, continueous with the anal canal
Anus
The opening of the digestive tract to the exterior
Mesentery
An apronlike serous membrane, suspends many of the digestive organs in the abdominal cavity
Pancreas
A diffuse gland, rests dorsal to and in the mesentery between the first portion of the small intestine and the stomach.
Spleen
A dark red organ curving around the left lateral side of the stomach, an organ of the lymphatic system, it is often called the red blood cell graveyard.
Liver
Large and brownish red, the mosrt superior organ in the abdominal cavity, directly beneath the diaphragm.
Kidneys
Bean-shaped organs, retroperitoneal
Adrenal Glands
Large endocrine glands that sit on top of each kidney, considered part of the endocrine system.
Ureter
Tuber running from the indented region of a kidney to the urinary bladder
Inferior vena cava
The large vein that returns blood to the heart from the lower body regions
Descending aorta
Deep to the inferior vena cava, the largest artery of the body, carries blood away from the heart.
