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A distal left tarsometatarsus ( DPC 1652 ) recovered from early Oligocene deposits of Fayyum, Egypt ( Jebel Qatrani Formation, c. 33 mya ) is similar in general pattern and some details to that of a modern sea eagle.
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distal and left
* Trauma, such as traumatic aortic rupture, most often thoracic and distal to the left subclavian artery and frequently quickly fatal
Between 5 % and 10 % of those born with Turner syndrome have coarctation of the aorta, a congenital narrowing of the descending aorta, usually just distal to the origin of the left subclavian artery ( the artery that branches off the arch of the aorta to the left arm ) and opposite to the duct ( and so termed " juxtaductal ").
File: Poirtêye foû matrice saetch3. JPG | Internal view of fetal sac, the necrotic distal part is to the left.
The distal left main coronary artery ( LMCA ) is in the left upper quadrant of the image.
Its main branches ( also visible ) are the left circumflex artery ( LCX ), which courses top-to-bottom initially and then toward the centre-bottom, and the left anterior descending ( LAD ) artery, which courses from left-to-right on the image and then courses down the middle of the image to project underneath the distal LCX.
They incorporate an endotracheal lumen which terminates in the trachea and an endobronchial lumen, the distal tip of which is positioned 1 – 2 cm into the right or left mainstem bronchus.
Generally the best patency rates are achieved with the in-situ left internal thoracic artery ( the proximal end is left connected to the subclavian artery ) with the distal end being anastomosed with the coronary artery ( typically the left anterior descending artery or a diagonal branch artery ).
The distal left main coronary artery ( LMCA ) is in the left upper quadrant of the image.
Its main branches ( also visible ) are the left circumflex artery ( LCX ), which courses top-to-bottom initially and then toward the centre / bottom, and the left anterior descending ( LAD ) artery, which courses from left-to-right on the image and then courses down the middle of the image to project underneath of the distal LCX.
1st the distal portion ( lying in the left ventricle ) is inflated and pulled against the valve cusps.
The pathway can be summarized as: SA node -> internodal pathway -> transitional fibers -> AV node -> penetrating fibers -> distal fibers -> Bundle of his / AV bundle -> right and left bundle branches -> Purkinje fibers.
C. valdensis is a dubious dryosaurid, based on the holotype and only known specimen NHMUK R167, a poorly preserved left femur lacking the distal end.
In most cases of Boerhaave's syndrome, the tear occurs at the left postero-lateral aspect of the distal esophagus and extends for several centimeters.
distal and tarsometatarsus
An undescribed fossil species from the late Hemphillian ( 5. 0-4. 1 mya ) of Jalisco, central Mexico, has also been identified from the distal end of a tarsometatarsus.
In birds, the tarsus has disappeared, with the proximal tarsals having fused with the tibia, the centralia having disappeared, and the distal bones having fused with the metatarsals to form a single tarsometatarsus bone, effectively giving the leg a third segment.
distal and from
In this example, voltage changes measured at the cell body result from activations of distal synapses propagating to the soma without the aid of voltage-gated ion channels.
In this way, a weak input from a distal synapse can be amplified by sodium and calcium currents en route to the soma so that the effects of distal synapse are no less robust than those of a proximal synapse.
Results from a study on patients with severe hemiparesis concluded that MT was successful in improving motor and sensory function of the distal hemiparetic upper limb.
Languages usually show at least a two-way referential distinction in their deictic system: proximal, i. e. near or closer to the speaker, and distal, i. e. far from the speaker and / or closer to the addressee.
In other languages, the distinction is three-way: proximal, i. e. near the speaker, medial, i. e. near the addressee, and distal, i. e. far from both.
According to Ramskov, one proponent of bottom-up approach, Gibson, claims that it is a process that includes visual perception that needs information available from proximal stimulus produced by the distal stimulus.
In the pupa, the wing forms a structure that becomes compressed from top to bottom and pleated from proximal to distal ends as it grows, so that it can rapidly be unfolded to its full adult size.
The name " Merostomata " derives from the Greek roots (, " thigh ") and (, " mouth "), in reference to the animals possession of appendages which are mouthparts at their proximal end, but swimming legs at their distal end.
Usually there are two remaining fallopian tube segments — the proximal tubal segment that emerges from the uterus and the distal tubal segment that ends with the fimbria next to the ovary.
Termination type is a characteristic indicating the manner in which the distal end of a flake detached from a core.
Hinged terminations are the result of the force rolling away from the core, resulting in a rounded distal end.
In lithic reduction, termination type is a characteristic indicating the manner in which the distal end of a lithic flake detaches from a core ( Andrefsky 1998: 18 ).
* Hinge termination – results when the applied force rolls away from the core or objective piece, creating a rounded or blunted distal end.
In addition, the differently stained regions and sub-regions are given numerical designations from proximal to distal on the chromosome arms.
It has been suggested that he suffered from the endocrine disease acromegaly, or his inbred lineage may have led to a combination of rare genetic disorders such as combined pituitary hormone deficiency and distal renal tubular acidosis.
As in other vertebrates, the terms " proximal " and " distal " are used to describe the point of attachment to, and part of an appendage furthest away from, the body, respectively.
Structures that are close to the point of attachment of the body are proximal or central, while ones more distant from the attachment point are distal or peripheral.
* Barrett's esophagus – intestinal metaplasia ( changes of the epithelial cells from squamous to intestinal columnar epithelium ) of the distal esophagus.
USA's UEP guidelines suggest that in egg laying strains of chickens, the length of the upper beak distal from the nostrils which remains following trimming, should be 2 to 3 mm.
It begins in the cortex, receiving filtrate from the proximal convoluted tubule, extends into the medulla as the descending limb, and then returns to the cortex as the ascending limb to empty into the distal convoluted tubule.
Its fibers run perpendicular to the direction of the arm, running from the most distal quarter of the anterior ulna to the distal quarter of the anterior radius.
distal and early
The fifth distal tarsal disappears relatively early in evolution, with the remainder becoming the cuneiform and cuboid bones.
distal and deposits
Since coarser and denser particles are deposited close to source, fine glass and pumice shards are relatively enriched in ash fall deposits at distal locations.
distal and Formation
The foreland basin deepens toward the north and is influenced by two processes, initial rapid basin subsidence and sediment filling the basin from bottom to top, incorporating distal sources in the mountains to the east and proximal meandering river systems of the Hampshire Formation transporting sediment toward the Kaskaskia Epicontinental Sea to the west.
distal and .
The pulmonary artery, in addition to supplying the distal portion of the respiratory bronchiole, the alveolar duct, and the alveoli, continues on and directly supplies the thin pleura ( fig. 8 ).
The most distal airways are similar to those found in type 1,, being composed of numerous, apparently true terminal bronchioles and occasional, poorly developed respiratory bronchioles ( figs. 14, 15 ).
In distal regions its diameter would be one-fourth to one-fifth that of the pulmonary artery.
In types 1, 2 and 3 the bronchial artery terminates in a capillary bed shared in common with the pulmonary artery at the level of the distal bronchiole.
True terminal bronchioles comprise the most frequent form taken by the distal airways in types 1 and 3, although small numbers of poorly developed respiratory bronchioles are present.
Well developed respiratory bronchioles, on the other hand, appear to be the only form taken by the distal airways in type 2.
One growth center in a short bone -- distal phalanx of the second finger -- was chosen as an example for discussion here, primarily because epiphyseal-diaphyseal fusion, the maturity indicator for Completion in long and short bones, occurs in this center for girls near the menarche and for boys near their comparable pubescent stage.
The growth center depicted here, in the distal phalanx of the second finger, is listed as the fifth of those in the seven short bones.
The coronary arteries were sclerotic and diffusely narrowed throughout their courses, and the right coronary artery was virtually occluded by a yellow atheromatous plaque 1.5 cm. distal to its origin.
A chemical anisotropic filter, as used to filter particles, is a filter with increasingly smaller interstitial spaces in the direction of filtration so that the proximal regions filter out larger particles and distal regions increasingly remove smaller pales, resulting in greater flow-through and more efficient filtration.
Sodium retention is also a response of the distal colon, and sweat glands to aldosterone receptor stimulation.
This system is activated in response to a fall in blood pressure ( hypotension ), as well as markers of problems with the salt-water balance of the body, such as decreased sodium concentration in the distal tubule of the kidney, decreased blood volume and stimulation of the kidney by the sympathetic nervous system.
The ectocervix ( more distal, by the vagina ) is composed of nonkeratinized stratified squamous epithelium.
Unlike the penis, the male variant of the clitoris, it usually does not contain the distal portion or opening of the urethra and is therefore not used for urination.
The growing distal end of actin filaments develops connections with the internal surface of the plasma membrane via different sets of peptides and results in the formation of pseudopods.
The mother centriole has radiating appendages at the distal end of its long axis and is attached to the daughter centriole at the other proximal end.
Thiazide-type diuretics such as hydrochlorothiazide act on the distal convoluted tubule and inhibit the sodium-chloride symporter leading to a retention of water in the urine, as water normally follows penetrating solutes.
Aldosterone normally adds sodium channels in the principal cells of the collecting duct and late distal tubule of the nephron.
In neuroscience, an F wave is the second of two voltage changes observed after electrical stimulation is applied to the skin surface above the distal region of a nerve.
There can be many sesamoid bones near the metatarsophalangeal joints, although they are only regularly present in the distal portion of the first metatarsal bone.
With the cuboid serving as its keystone, it redistributes part of the weight to the calcaneus and the distal end of the fifth metatarsal.
flexor hallucis longus arises on the back of the fibula ( i. e. on the lateral side ), and its relatively thick muscle belly extends distally down to the flexor retinaculum where it passes over to the medial side to stretch across the sole to the distal phalanx of the first digit.
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