Items tagged “anatomy”

276 results found
Article

Intercostal spaces

The intercostal spaces are the space between the ribs. There are 11 spaces on each side and they are numbered according to the rib which is the superior border of the space.  Gross anatomy The intercostal spaces contain three layers of muscle: the external, internal and innermost layers with t...
Article

Punctum nervosum

Punctum nervosum, also known as Erb’s point or the nerve point of the neck, is a point half way along the posterior border of the sternocleidomastoid muscle from which all cutaneous branches of the cervical plexus converge and become superficial. Gross anatomy The punctum nervosum is located o...
Article

Lumbar plexus

The lumbar plexus is a complex neural network formed by the lower thoracic and lumbar ventral nerve roots (T12 to L5) which supplies motor and sensory innervation to the lower limb and pelvic girdle. Summary origin: ventral rami of T12 to L5 course: formed within the substance of the psoas ma...
Article

Hyoid bone

The hyoid is a "horseshoe-shaped" bone that serves as a structural anchor in the mid-neck. It is the only bone in the human body that does not directly articulate with another bone, sesamoids aside. It is a place of convergence of multiple small neck muscles that permit the pharyngeal phase of s...
Article

Semilunar line

The semilunar line, linea semilunaris or Spigelian line is a bilateral vertical curved line in the anterior abdominal wall where the layers of the rectus sheath fuse lateral to the rectus abdominis muscle and medial to the oblique muscles. It is the site of a Spigelian hernia.
Article

Linea alba

The line alba (Latin for white line) is a single midline fibrous line in the anterior abdominal wall formed by the median fusion of the layers of the rectus sheath medial to the bilateral rectus abdominis muscles. It attaches to the xiphoid process of the sternum and the pubic symphysis. The umb...
Article

Angular gyrus

The angular gyrus is a portion of the parietal lobe of the brain. It is one of the two parts of the inferior parietal lobule, the other part being the supramarginal gyrus. It plays a part in language and number processing, memory and reasoning 1. Gross anatomy Relations It lies as a horseshoe...
Article

Extensor carpi radialis brevis muscle

Extensor carpis radialis brevis (ECRB) is a muscle of superficial layer on posterior compartment of the forearm. It passes through the 2nd extensor compartment of the wrist. ECRB is one of the three muscles forming the mobile wad of Henry. Summary origin: lateral epicondyle of the humerus, ann...
Case

Labyrinthine artery: basilar artery origin

 Diagnosis not applicable
Dr Henry Knipe
Published 01 Oct 2015
39% complete
MRI
Article

Calot triangle

Calot triangle is a small (potential) triangular space at the porta hepatis of surgical importance as it is dissected during cholecystectomy. Its contents, the cystic artery and cystic duct must be identified before ligation and division to avoid damaging them during the operation. Gross anatom...
Case

Ipsilateral Spigelian hernia with cryptrochidism

 Diagnosis certain
Dr Subash Thapa
Published 22 Nov 2015
95% complete
CTUltrasound
Case

Persistent sciatic artery

 Diagnosis certain
Dr. Ala'a Salman
Published 23 Oct 2015
89% complete
CT
Case

Aberrant right subclavian artery

 Diagnosis certain
Dr Hani Salam
Published 13 Aug 2016
98% complete
X-rayCT
Case

Bilateral accessory superior acetabular notches

 Diagnosis probable
Dr Henry Knipe
Published 12 Jan 2016
61% complete
X-rayCT
Case

Separate left anterior descending artery and left circumflex artery origins

 Diagnosis certain
Dr Craig Hacking
Published 01 Dec 2015
87% complete
CT
Article

Thigh

Thigh refers to the portion of the lower limb between the hip and knee joints. Note that in an anatomical context "leg" refers to the portion between the knee and ankle joints and not to the entire lower limb.
Article

Leg

Leg refers to the portion of the lower limb between the knee and ankle joints. Note that this anatomical definition is different from the everyday use of the word "leg" which often refers to the entire lower limb. The upper portion of the lower limb, between hip and knee joints, is referred to a...
Case

Pericardial sleeve recess

Ovoid structure c...
 Diagnosis certain
Dr Luke Danaher
Published 23 Jan 2016
92% complete
CT
Article

Ilium

The ilium (pl. ilia) is among the three bones of the innominate bone: ilium, ischium, and pubis. These are individual bones in the youth and unite to form one bone in adults, the principal union being in the acetabulum. Ilium is called so as it supports the 'flank'. The ilium is not to be conf...
Article

Pubis

The pubis (pl. pubes) is among the three bones of the innominate bone: ilium, ischium, and pubis. These are individual bones in the youth and unite to form one bone in adults, the principal union being in the acetabulum. Pubis is the ventral part of the innominate bone and forms a median cartil...

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