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Body Atlas, Organ Reference

Organs

Organ reference, parts, location, blood and nerve supply, function, and common diseases.

373 organs
373 organs
Organ Neck of the Gallbladder collum vesicae biliaris Abdomen The neck is the narrow, tapering end of the gallbladder that joins the cystic duct. It…
Organ Nephron nephronum Abdomen The nephron is the microscopic working unit of the kidney, and each kidney contains about one…
Organ Nephron Loop (Loop of Henle) ansa nephroni (Henle) Abdomen The nephron loop, or loop of Henle, is the hairpin-shaped part of the tubule that dips…
Organ Nipple and Areola papilla mammaria et areola mammae Chest The nipple is the raised projection at the centre of the breast where 15-20 lactiferous ducts…
Organ Oblique Fissure fissura obliqua Chest The oblique fissure is a deep cleft present in both lungs that separates the lower lobe…
Organ Oesophagus oesophagus Chest The oesophagus is a muscular tube about 25 cm long that carries food from the pharynx…
Organ Omental Appendices appendices omentales Abdomen Omental appendices (epiploic appendages) are small fat-filled pouches of peritoneum hanging from the outer surface of…
Organ Oral Cavity cavitas oris Head & Skull The oral cavity is the first part of the digestive tract, running from the lips in…
Organ Oral Vestibule vestibulum oris Head & Skull The oral vestibule is the slit-like space between the lips and cheeks on the outside and…
Organ Oropharyngeal Isthmus isthmus faucium Head & Skull The oropharyngeal isthmus (fauces) is the opening between the mouth and the oropharynx. It is bounded…
Organ Oropharynx pars oralis pharyngis Neck The oropharynx is the middle part of the pharynx, lying behind the mouth from the soft…
Organ Ovarian Follicles folliculi ovarici Pelvis & Hip Ovarian follicles are tiny sacs in the ovarian cortex, each containing one immature egg surrounded by…
Organ Ovary ovarium Pelvis & Hip The ovaries are the paired female gonads, almond-shaped organs about 3 cm long lying on the…
Organ Palatoglossal Arch arcus palatoglossus Head & Skull The palatoglossal arch is the front fold of mucosa at the back of the mouth, running…
Organ Palatopharyngeal Arch arcus palatopharyngeus Head & Skull The palatopharyngeal arch is the rear fold of mucosa at the back of the mouth, running…
Organ Pancreas pancreas Abdomen The pancreas is a soft, lobulated gland about 12-15 cm long that lies across the back…
Organ Pancreatic Acini acini pancreatici Abdomen Pancreatic acini are the tiny berry-shaped clusters of cells that make up about 98% of the…
Organ Papillary Dermis stratum papillare dermidis Whole Body The papillary dermis is the thin upper layer of the dermis, made of loose connective tissue…
Organ Papillary Muscles musculi papillares Chest The papillary muscles are cone-shaped projections of ventricular muscle that anchor the chordae tendineae. The left…
Organ Paraurethral Glands glandulae paraurethrales Pelvis & Hip The paraurethral (Skene) glands are small glands on either side of the lower female urethra, opening…
Organ Parietal Peritoneum peritoneum parietale Abdomen The parietal peritoneum lines the inner surface of the abdominal and pelvic walls and the underside…
Organ Parietal Pleura pleura parietalis Chest The parietal pleura is the outer layer of the pleura, lining the inner chest wall, the…
Organ Pectinate Line linea pectinata Pelvis & Hip The pectinate (dentate) line is a wavy line around the anal canal formed by the anal…
Organ Pectinate Muscles musculi pectinati Chest The pectinate muscles are parallel ridges of muscle on the inner walls of the atria, named…
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