Items tagged “anatomy”

276 results found
Article

Coronal suture

The coronal suture is the cranial suture formed between the two parietal bones and the frontal bone. At the junction of coronal, sagittal and frontal sutures is the anterior fontanelle which is open at birth and usually fuses at around 18-24 months after birth. Fusion of the coronal suture occu...
Article

Clavicle

The clavicle (or informally collar bone) is the only bone connecting the pectoral girdle to the axial skeleton and is the only long bone that lies horizontally in human skeleton.  Gross anatomy Osteology The clavicle is roughly "S-shaped" with a flattened, concave, lateral one-third and a thi...
Case

Supernumerary kidney

Prone 30 minutes ...
 Diagnosis certain
Dr Avni K P Skandhan
Published 17 Oct 2013
86% complete
CT
Article

Cavum vergae

The cavum vergae (CV), along with the cavum septum pellucidum (CSP) is a persistence of the embryological fluid-filled space between the leaflets of the septum pellucidum and is a common anatomical variant. The CV is sometimes referred to as the 6th ventricle 3.  Gross anatomy The CV is the po...
Article

Supernumerary kidney

Supernumerary kidneys are a rare congenital anomaly of the urogenital system, where there are one or two accessory kidneys. Epidemiology Less than 100 cases are documented.  Clinical presentation Patients may be asymptomatic. If present symptoms range from fever, pain to abdominal mass. Thes...
Case

Sprengel deformity

 Diagnosis certain
Dr Paul Simkin
Published 18 Oct 2013
75% complete
X-ray
Case

Petromastoid canal

 Diagnosis not applicable
Dr Ayush Goel
Published 27 Oct 2013
39% complete
CT
Article

Male urethra

The male urethra is a fibromuscular tube that drains urine from the bladder. It has a longer, more complicated, course than the female urethra and is also more prone to pathology. Gross anatomy The male urethra measures, on average, 18-20 cm in length. It commences at the internal urethral ori...
Case

Sectional cardiac anatomy (creative commons illustration)

 Diagnosis not applicable
Dr Henry Knipe
Published 21 Dec 2013
22% complete
Article

Sternalis muscle

The sternalis muscle is an uncommon anatomic variant of the chest wall musculature and is of uncertain aetiology and function. Its importance lies in that it should not be mistaken for a pathological lesion.  Epidemiology Cadaveric studies have shown that the muscle is present in ~5% (range 1-...
Article

Cardiac plexus

The cardiac plexus is a plexus of nerves situated at the base of the heart. It is formed by cardiac branches derived from both the sympathetic and parasympathetic nervous systems. Gross anatomy Sympathetic cardiac nerves are derived from T1 to T4 segments and partly from the T5 segment of the ...
Article

Medulla oblongata

The medulla oblongata (or simply medulla) is the most caudal part of the brainstem and sits between the pons superiorly and spinal cord inferiorly. It is the transition from the spinal cord to the brain. The medulla contains the vital autonomic cardiovascular and respiratory centers controlling...
Article

Anatomy article structure

Articles pertaining to normal anatomy require a different structure, and the following subheadings are recommended: ========================================================================== As with all other articles, the introductory paragraph should introduce the anatomical term and aim to ...
Article

Intercostal nerve

The intercostal nerves are the somatic nerves that arise from the anterior divisions of the thoracic spinal nerves from T1 to T11. These nerves in addition to supplying the thoracic wall also supply the pleura and peritoneum. Gross anatomy Intercostal nerves can be divided into atypical and ty...
Article

Superior mediastinum

Superior mediastinum is an artificially divided wedge-shaped compartment of the mediastinum located between the thoracic plane inferiorly and the thoracic inlet superiorly. The inferior mediastinum, comprising of the anterior, middle and posterior parts, lies inferiorly. Gross anatomy Boundari...
Article

Crossed renal ectopia

Crossed renal ectopia is said to be present when the kidney is seen in the opposite retroperitoneal space. It is more common for the left kidney to be ectopically located on the right side. More than 85% of these get fused resulting in crossed fused renal ectopia. Less than 15% cases are non-fus...
Case

Posterior knee anatomy: Gray's anatomy illustration

 Diagnosis not applicable
Mr Gray's Illustrations
Published 09 Jan 2014
29% complete
Diagram
Article

Inguinal ligament

The inguinal ligament (or Poupart's ligament) is a fibrous band extending from the anterior superior iliac spine to the pubic tubercule. It is an important anatomical landmark and denotes the transition of the pelvis to the lower limb.  Gross anatomy The inguinal ligament is formed by the lowe...
Article

Pyramidalis muscle

The pyrimidalis is a paired, small triangular muscle that is rudimentary in humans. Summary origin: pubic symphysis and pubic crest insertion: linea alba at the midway point between umbilicus and pubis innervation: ventral T12 spinal nerve (variable) action: uncertain; thought to tense the ...
Article

Buford complex

Buford complex is a congenital glenoid labrum variant where the anterosuperior labrum is absent in the 1-3 o'clock position and the middle glenohumeral ligament is thickened (cord-like) and originates directly from the superior labrum at the base of the biceps tendon and crosses the subscapulari...

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