Blog page 199



                                               

Ultrasound-guided hip joint injection

Ultrasound-guided hip joint injection is a joint injection in the hip, assisted by medical ultrasound. Hip and groin pain often presents a diagnostic and therapeutic challenge. The differential diagnosis is extensive, comprising intra-articular a ...

                                               

Cervico-thoracic ratio

The cervico-thoracic ratio is a method developed by Norlander et al. for measuring segmental mobility in the spine between the C7 vertebra and the T5 vertebra in flexion. The method has been developed to fulfil clinical demands of quick examinati ...

                                               

Extensor tendon compartments of the wrist

Extensor tendon compartments of the wrist are anatomical tunnels on the back of the wrist that contain tendons of muscles that extend the wrist and the digits. The extensor tendons are held in place by the extensor retinaculum. As the tendons tra ...

                                               

Ulnar canal

The ulnar canal or ulnar tunnel is a semi-rigid longitudinal canal in the wrist that allows passage of the ulnar artery and ulnar nerve into the hand. The roof of the canal is made up of the superficial palmar carpal ligament, while the deeper fl ...

                                               

Wrist arthroscopy

Wrist arthroscopy can be used to look inside the joint of the wrist. It is a minimally invasive technique which can be utilized for diagnostic purposes as well as for therapeutic interventions. Wrist arthroscopy has been used for diagnostic purpo ...

                                               

Bones of the pectoral girdle

                                               

Bones of the pelvis

                                               

Bones of the thorax

                                               

Anal sulcus

The anal sulcus, also called the anal sinus or anal canal, in Gastropods is a notch, a shelly tube at the top of the aperture. It is the first notch close to the suture. It houses the anal siphon through which the snail expels water and waste pro ...

                                               

Apex (mollusc)

In anatomy, an apex is part of the shell of a mollusk. The apex is the pointed tip of the shell of a gastropod, scaphopod, or cephalopod. The apex is used in end-blown conches.

                                               

Bivalve shell

A bivalve shell is part of the body, the exoskeleton or shell, of a bivalve mollusk. In life, the shell of this class of mollusks is composed of two hinged parts or valves. Bivalves are very common in essentially all aquatic locales, including sa ...

                                               

Body whorl

The body whorl is part of the morphology of the shell in those gastropod mollusks that possess a coiled shell. The term is also sometimes used in a similar way to describe the shell of a cephalopod mollusk.

                                               

Callus (mollusc)

A callus is an anatomical feature that exists in some mollusk shells, a thickened area of shell material that can partly or completely cover the umbilicus, or can be located as a coating on the body whorl near the aperture of the shell. A callus ...

                                               

Columella (gastropod)

The columella or pillar is a central anatomical feature of a coiled snail shell, a gastropod shell. The columella is often only clearly visible as a structure when the shell is broken, sliced in half vertically, or viewed as an X-ray image. The c ...

                                               

Gastropod shell

The gastropod shell is part of the body of a gastropod or snail, a kind of mollusc. The shell is an exoskeleton, which protects from predators, mechanical damage, and dehydration, but also serves for muscle attachment and calcium storage. Some ga ...

                                               

Gomti Chakra

Gomti Chakra, literally A war-quoit of Gomti, is the operculum of a kind of rare sea snail in the family Turbinidae.‌ One place these opercula are found is in the Gomti River, Dwarka, hence the name. The word Chakra is from the Sanskrit, meaning ...

                                               

Hinge line

A hinge line is an imaginary longitudinal line along the dorsal edge of the shell of a bivalve mollusk where the two valves hinge or articulate. The hinge line can easily be perceived in these images of a mussel shell and an ark shell. The hinge ...

                                               

Hinge teeth

Hinge teeth are part of the anatomical structure of the inner surface of a bivalve shell, i.e. the shell of a bivalve mollusk. Bivalves by definition have two valves, which are joined together by a strong and flexible ligament situated on the hin ...

                                               

Lip (gastropod)

In the shell of gastropod mollusks, the lip is the free margin of the peristome or aperture of the gastropod shell. In dextral right-handed shells most snail shells are right-handed, the right side or outer side of the aperture is known as the ou ...

                                               

Lunule (bivalve)

A lunule is an anatomical feature which is found in the exterior surface of the shells of some species of clams, bivalve mollusks, as for example in the family Veneridae and in the genus Ascetoaxinus. The lunule is a well-defined area near the hi ...

                                               

Parietal callus

A parietal callus is a feature of the shell anatomy of some groups of snails, i.e. gastropods. It is a thickened calcareous deposit which may be present on the parietal wall of the aperture of the adult shell. The parietal wall is the margin of t ...

                                               

Periostracum

The periostracum is a thin organic coating or "skin" which is the outermost layer of the shell of many shelled animals, including molluscs and brachiopods. Among molluscs it is primarily seen in snails and clams, i.e. in gastropods and bivalves, ...

                                               

Plait (gastropod)

A plait is an anatomical feature which is present the shells of some snails, or gastropods. This sculpture occurs often in the shells of marine gastropod mollusks in the clade Neogastropoda, but it is also found in some pulmonate land snails. Pla ...

                                               

Planispiral

Planispiral is a condition in which a tubicolous shell is coiled in a single horizontal plane and the diameter increases away from the axis of coiling. This term is usually used for describing gastropod shells. Many cephalopods and tubeworms can ...

                                               

Prodissoconch

A prodissoconch is an embryonic or larval shell which is present in the larva of a bivalve mollusk. is called the protoconch) The prodissoconch is often but not always smooth, and has no growth lines. It is sometimes still present and visible in ...

                                               

Protoconch

A protoconch is an embryonic or larval shell which occurs in some classes of molluscs, e.g., the initial chamber of an ammonite or the larval shell of a gastropod. In older texts it is also called "nucleus". The protoconch may sometimes consist o ...

                                               

Resilifer

A resilifer is a part of the shell of certain bivalve mollusks. It is either a recess or a process, the function of which is the attachment of an internal ligament, which holds the two valves together. An internal ligament which requires a resili ...

                                               

Resilium

In anatomy, a resilium is part of the shell of certain bivalve mollusks. It is an internal ligament, which holds the two valves together and is located in a pit or depression known as the resilifer. The resilium is part of the hinge mechanism in ...

                                               

Sculpture (mollusc)

Sculpture is a feature of many of the shells of mollusks. It is three-dimensional ornamentation on the outer surface of the shell, as distinct from either the basic shape of the shell itself or the pattern of colouration, if any. Sculpture is a f ...

                                               

Selenizone

A selenizone is an anatomical structure that exists in the shells of some families of living sea snails: the slit shells, the little slit shells and the abalones, which are marine gastropod mollusks from ancient lineages. It is a spiral band of c ...

                                               

Septum (cephalopod)

Septa are thin walls or partitions between the internal chambers of the shell of a cephalopod, namely nautiloids or ammonoids. As the creature grows, its body moves forward in the shell to a new living chamber, secreting septa behind it. This add ...

                                               

Siphonal canal

The siphonal canal is an anatomical feature of the shells of certain groups of sea snails within the clade Neogastropoda. Some sea marine gastropods have a soft tubular anterior extension of the mantle called a siphon through which water is drawn ...

                                               

Siphonal notch

A siphonal notch is a feature of the shell anatomy in some sea snails, marine gastropod mollusks. In these particular groups of sea snails the animal has a soft tubular anterior extension of the mantle called a siphon through which water is drawn ...

                                               

Spire (mollusc)

A spire is a part of the coiled shell of molluscs. The spire consists of all of the whorls except for the body whorl. Each spire whorl represents a rotation of 360°. A spire is part of the shell of a snail, a gastropod mollusc, a gastropod shell, ...

                                               

Stromboid notch

The stromboid notch is an anatomical feature which is found in the shell of one taxonomic family of medium-sized to large sea snails, the conches. Marine gastropods in the family Strombidae have a notch in the edge of the shell aperture not far f ...

                                               

Umbilicus (mollusc)

The umbilicus of a shell is the axially aligned, hollow cone-shaped space within the whorls of a coiled mollusc shell. The term umbilicus is often used in descriptions of gastropod shells, i.e. it is a feature present on the ventral side of many ...

                                               

Varix (mollusc)

A varix is an anatomical feature of the shell of certain sea snails, marine gastropod molluscs. Gastropods whose shells have varices are primarily families and species within the taxonomic groups Littorinimorpha and Neogastropoda. The varix is a ...

                                               

Whorl (mollusc)

A whorl is a single, complete 360° revolution or turn in the spiral growth of a mollusc shell. A spiral configuration of the shell is found in of numerous gastropods, but it is also found in shelled cephalopods including Nautilus, Spirula and the ...

                                               

Oil Pourer

The Oil Pourer is a lost Greek bronze of an athlete variously associated with the circle of Lysippos, c. 340-330 BCE, of which Roman marble copies exist, notably in the Glyptothek, Munich and in the Albertinum, Dresden. Another well-known Roman r ...

                                               

Subiaco Ephebe

The Subiaco Ephebe is a sculpture of a young man approaching puberty found on the site of the Neronian Villa Sublaquensis at Subiaco in the upper Aniene valley, Lazio, Italy. The headless marble is a copy of a lost Greek bronze, as evidenced by a ...

                                               

Periclytus

Periclytus, a sculptor, who belonged to the best period and to one of the best schools of Greek art, but of whom scarcely any thing is known. He is only mentioned in a single passage of Pausanias, from which we learn that he was the disciple of P ...

                                               

Boston Throne

The Boston Throne is an unusual marble sculpture, similar to the Ludovisi Throne. It probably dates from classical antiquity, and first appeared in modern times in 1894, shortly after the Ludovisi Throne was found and sold at auction. It was purc ...

                                               

Tiber Apollo

The Tiber Apollo is an over lifesize marble sculpture of Apollo, a Hadrianic or Antonine Roman marble copy after a bronze Greek original of about 450 BCE. Dredged from the bed of the Tiber in Rome, in making piers for the Ponte Garibaldi, it is c ...

                                               

Master of Liesborn

In 1465 the unknown painter executed an altar-piece of note in the Benedictine Liesborn Abbey. His name is not mentioned by the historian of the monastery, who, however, declares that the Greeks would have looked on him as an artist of the first ...

                                               

Maitre de Chaource

The Maitre de Chaource was an unidentified sculptor who worked in the late 15th and early 16th century, in the French town of Chaource. While many works are attributed anonymously to him or his atelier, some scholars have identified Jacques Bacho ...

                                               

Lorenzo Mercadante

Lorenzo Mercadante or Lorenzo Mercadante de Bretaña was a Breton sculptor active in the second half of the 15th century. Between 1454 and 1467 he worked in the Cathedral of Seville, where he executed the sepulchre of Cardinal Juan de Cervantes an ...

                                               

Meister Hartmann

                                               

Ottaviano Zuccari

                                               

Bardon Park Chapel

Bardon Park Chapel is a 300-year-old Christian meeting house at Bardon, Leicestershire, England. It stands back from the A511 road, between Coalville and Markfield, about 1.3 miles west of M1 junction 22. At the time of its construction, the meet ...

                                               

Brook Street Chapel, Knutsford

Brook Street Chapel, is in the town of Knutsford, Cheshire, England. It is recorded in the National Heritage List for England as a designated Grade I listed building. The chapel was built in soon after the passing of the Act of Toleration 1689. I ...

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