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  Encyclopedia of Keywords > Fin > Dorsal   Michael Charnine

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    This Review contains major "Dorsal"- related terms, short phrases and links grouped together in the form of Encyclopedia article.


  1. Dorsal is the opposite side, closer to the top of the head.
  2. Dorsal is up; medial is to the right.
  3. The dorsal is an undersea rising 2 to 3 km above the abyssal plain, is periodically interrupted by transform faults.


  1. Features: Stocky, mostly black whale with no dorsal fin and rough white patches on head. (Web site)


  1. The dorsal area from the fin backward is also black, and a black patch is located on the undersides, linking the flippers, which are also dark. (Web site)
  2. The dorsal side of the Harbor Porpoise is dark in color, often deep brown or grey.
  3. The back and upper portions of the body are dark, cobalt blue in color, including the first dorsal fin. (Web site)


  1. There are two blazes of white colour running back on the body from the dorsal fin to the tail. (Web site)
  2. Field ID: Robust body, abrupt forehead, single blowhole, grey in colour, lighter under-side (belly), tall dorsal fin, white scratches and scars. (Web site)
  3. The two Indo-Pacific subspecies differ in colour, and the size of their dorsal fin.


  1. Each group shows a tendency to develop spiny fin rays in the dorsal and anal fins (reduced in some) and a shelf of bone under the eye.
  2. They will often have a dark spot about the size of their eye on their upper body toward the end of the dorsal fin. (Web site)
  3. The first runs along the base of the dorsal fin; the second runs from the snout, through the eye, and to the caudal fin; the third runs near the belly.


  1. When the shark is near the surface, the dorsal fin and part of the tail are visible above the water. (Web site)
  2. The shape of the head and the poition of the dorsal (which is clearly visible on blowing) distinguish the Sei Whale from other rorquals.
  3. Also, whilst feeding, the back and dorsal fin are usually visible for a longer period compared with other rorquals.


  1. However, the two halves of the brachiopod are dorsal and ventral to the animal, rather than lateral as in clams. (Web site)
  2. Dorsolateral: Relating to both the upper (dorsal) surface of an animal and sides.
  3. The dorsal fin is falcate (crescent-shaped) and located about three-quarters of the way along the back of the animal.


  1. The flukes (lobes of the tail) and dorsal fin are formed of dense connective tissue and don't contain bones or muscle.
  2. The skulls of gray whales differ from those of rorquals in that the telescoping of the bones that make up the dorsal surface is not as extreme. (Web site)
  3. The bones are connected by dorsal, plantar, and interosseous ligaments.


  1. They also have two dark spots on the base of their tail behind the dorsal fin but the lip spots make it a very easy fish to identify.
  2. The single dorsal fin is located on the back of the fish and serves to help balance the fish while swimming. (Web site)
  3. A dorsal fin is the fin that is on the top of a fish like a shark. (Web site)


  1. Features: Mostly black with long white flippers, bumps on head and distinctive, variably sized dorsal fin. (Web site)
  2. Combined with the legs it could be about 1 inch or longer in diameter.The dorsal has a dark brown violin shaped marking, very distinctive.
  3. The distinctive, dark brown or black violin, from which the spider receives its name, is situated on the dorsal aspect of the oval cephalothorax.


  1. The body is dark gray or black on the back and white below, with gray shading extending up each side under, and in front of, the dorsal fin.
  2. Their bodies are dark gray to black with a light patch behind their dorsal fin, and a white patch on their throat that resembles an anchor.
  3. The body is black on the dorsal (upper) side, and mottled black and white on the ventral (under) side.


  1. This crest gives attachment to the interosseous membrane, and separates the volar from the dorsal surface. (Web site)
  2. The dorsal and volar surfaces are rough, for the attachment of ligaments, the former being the broader, and of a somewhat rounded form. (Web site)
  3. The primary purpose of the sphenoid spine appears to be the attachment of the dorsal end of the sphenomandibular ligament. (Web site)


  1. The very tall dorsal fin is characteristic of this species.
  2. The size, shape and position of the dorsal fin varies from one species to another.
  3. Both species, like other rorquals (whales with a dorsal fin and long throat grooves on the lower side of their bodies) are slim and streamlined.


  1. Furthermore, this interaction was specific for the ventral, as opposed to the dorsal, side of the embryo (Fig. (Web site)
  2. Fig. 9. The brain of the dogfish, Squalus acanthias, with the ventricles opened, dorsal view. (Web site)
  3. In diabetic animals, there was an observable loss of AP reaction product in lamina I and II of the dorsal horn (Fig. (Web site)


  1. Many publications refer to the violin marking on the dorsal (top) surface of the cephalothorax (head region) as the most important diagnostic feature. (Web site)
  2. The dorsal (or top) side of these whales is a dark brown-black which shades gradually to a grayish-white on the belly's ventral flanks.
  3. The top layer, from the forehead, along the back to the dorsal fin and down to the top of the tail stock is a dark grey.


  1. Bottlenose Dolphins are grey, varying from dark grey at the top near the dorsal fin to very light grey and almost white at the underside.
  2. It has a bulbous forehead and is jet black or dark grey with grey or white markings on throat and belly and sometimes behind dorsal fin and eye.
  3. The Bottle nosed Dolphin is grey, varying from dark gray at the top near the dorsal fin to very light grey and almost white at the underside. (Web site)


  1. There is a grey "saddle" just behind the dorsal fin, a white patch behind the eye and a white or greyish intrusion on the side above the genital region. (Web site)
  2. Minke whales are black on top with a tall hooked dorsal fin and small side flippers that have a white patch on them.
  3. There is a further white patch below the dorsal fin, lying above a light grey stripe that runs from the beak, above the eye and down to the tail stock.


  1. It also contains relay nuclei of the dorsal columns of the spinal cord, fibers of which cross to contralateral side to give rise to medial lemniscus.
  2. However, in the dorsal, non-visual section, of the claustrum, the fibers ran consistently in long lengths along the dorsal-ventral direction. (Web site)
  3. As shown in Figure 8, fibers coursed rostrally and crossed the frontotemporal junction just dorsal to the UF (Fig.


  1. G. Dorsal Root (Sensory) 8 - [ 18] Neurons with specific functions can be localized in the gray matter.
  2. Sensory neuron - These neurons arise from neural crest cells which then collect lateral to the spinal cord within dorsal root ganglia.
  3. The low voltage electrical stimulation is applied to the spinal cord to create a current field that activates neurons in the dorsal column.


  1. In juveniles and females the second dorsal and the anal fins are rounded, while in adult males they are elongated and pointed to separations at the tips. (Web site)
  2. Appearance As its name suggests, the tips of the shark's pectoral fin and dorsal fin are black, with a white underside. (Web site)
  3. This giant animal, the Blue Whale is placid and shy and has a few barnacles that attach themselves to the fluke, the tips of the flippers and dorsal fin. (Web site)


  1. The first dorsal fin is very tall with a pointed tip and strongly falcate in shape while the second dorsal is also high with a strongly concave rear margin. (Web site)
  2. The dorsal fin is generally falcate with a pointed tip, but it may be quite variable in its shape (Fig.
  3. The prominent dorsal fin may be triangular or falcate, and the flippers taper to a pointed tip. (Web site)


  1. The projectiles penetrated the head and dorsal surface of the skull, but not the base of the cranium.
  2. Fin Whale is a relatively slender, streamlined species with a pointed head and a prominent dorsal fin positioned three-quarters of the way along the back.
  3. The single dorsal fin extends from the head all the way to the tail.


  1. The lower quadrant representation on the dorsal side of the map is called V2d (dorsal).
  2. The sides of the groove are neural folds that fuse on the dorsal side to form a neural tube. (Web site)
  3. In reality, snails and slugs have all their viscera, including their stomach, in a hump on the opposite, dorsal side of the body. (Web site)


  1. Fate of the spinal nerve Soon after their formation, from the each of the spinal nerves, a dorsal and a ventral ramus emerge. (Web site)
  2. Gray matter The formation of the spinal nerve from the dorsal and ventral roots.
  3. The formation of the spinal nerve from the dorsal and ventral roots.


  1. The dorsal root ganglia develops in the embryo from neural crest cells, not neural tube. (Web site)
  2. It forms on the dorsal side of the embryo as the neural tube. (Web site)
  3. In the upper view, the embryo is cut sagittally through the midline; the lower view looks down upon the dorsal surface of the embryo.


  1. Unlike other male salamandrids, which exhibit dorsal, Kingsbury's, pelvic, and ventral glands, the cloaca of male C. lusitanica lacks dorsal glands.
  2. Their dorsal fins vary in shape depending on how old the whale is and whether it is male or female. (Web site)
  3. Dorsal fin collapse This male (Tilikum), at SeaWorld Orlando, has a collapsed dorsal fin. (Web site)


  1. If the males spread their dorsal fin in display, in this species it forms a trapezoid with the posterior edge being shortest. (Web site)
  2. The dorsal fin is very large, jutting upwards in males whilst the females curves backwards and is smaller; they can grow up to 9.4 metres in length.
  3. In males the dorsal fin may be up to 1.8 m tall, but is considerably shorter in females.


  1. Back at the dorsal surface of the brainstem, and more lateral are the special somatic afferents, this handles sensation such as balance.
  2. The dorsal surface is convex from side to side, and rough for the attachment of ligaments. (Web site)
  3. The dorsal surface is rough for the attachment of ligaments. (Web site)


  1. These whales have an erect, curved, pointed, "falcate" dorsal fin located far down its back and broad flukes.
  2. Its flippers are small and pointed at the tips, and its dorsal fin is curved and nearly pointed, and is located in the middle of the back.
  3. Most have dorsal fins, which are usually curved (falcate), but much variation exists. (Web site)


  1. For example, the size of the vertebrae in cervical region is smaller than in dorsal but the arches are bigger. (Web site)
  2. The second dorsal fin is almost an inverted mirror image in size and shape to the anal fin.
  3. They have a stout body with two large dorsal fins that are almost equal in size and the first dorsal fin is far back on the body.


  1. The sei whale has a tall, falcate (curved) dorsal (top) fin.
  2. FINS AND FLUKES The dorsal fin is tall, falcate (curved) and located near the middle of the back. (Web site)
  3. They have a tall, falcate (sickle-shaped) dorsal fin and broad, slightly pointed flippers.


  1. Irregular spots on back, sides, head, dorsal fin and tail.
  2. The back and sides are predominantly light grey, while the dorsal fin, flippers and flukes are black. (Web site)
  3. The back is dark gray-to-black from the top of the head to the tail dipping to a V on the sides below the dorsal fin.


  1. Its dorsal fin is variable in shape, from almost flat to tall and triangular. (Web site)
  2. The dorsal fin (the fin on the back of the animal) in porpoises is also triangular, looking more like a shark. (Web site)
  3. Dorsal fin nearly triangular to distinctly falcate, usually black with lighter grayish region of varying size near middle, tip pointed.

Rhinal Sulcus

  1. In rats, it is located along and dorsal to the rhinal sulcus. (Web site)
  2. The responses were obtained only from the dorsal bank of the rhinal sulcus. (Web site)

Dorsal Mesoderm

  1. Dorsal mesoderm is itself subdivided into posterior and anterior domains in vivo, but this had not been demonstrated for induced mesoderm. (Web site)


  1. Next, the formation of the dorsal mesoderm, (notochord and paraxial mesodermal cords) occurs. (Web site)
  2. At 2 hours, control embryos reached Stage 11, marked by formation of a fully circular blastopore ring and initial involution of dorsal mesoderm (Fig. (Web site)
  3. Maternal cytoplasmic components are crucial for formation of at least some part of ventral and dorsal mesoderm (44, 45).


  1. The dorsal telencephalon, or pallium, develops into the cerebral cortex, and the ventral telencephalon, or subpallium, becomes the basal ganglia. (Web site)
  2. At HH20, Drapc1 is strongly expressed in the ZLI, at the MHB and along the dorsal midline of the diencephalon and pallium (Figure 6M). (Web site)


  1. They get their name “Humpback” from a small hump on their back located just in front of their small dorsal fin.
  2. The shape and color pattern on the humpback s dorsal fin and fluke tail are different for each whale so it is similar to fingerprints of human. (Web site)
  3. No that is a humpback as its dorsal fin is visible when it surfaces.


  1. The pectoral, dorsal, and anal fins are long and scythe-like - longer than the Atlantic Pomfret.
  2. Similar Fish: white marlin, Tetrapterus albidus (white has rounded tip of pectoral and anal fins, and spots on the dorsal fin).
  3. The dorsal fin is tipped, the pectoral is yellowish and the caudal fin and iris of the eye are vermilion.

Dorsal Premotor Cortex

  1. Raos V, Franchi G, Gallese V, Fogassi L. Somatotopic organization of the lateral part of area F2 (dorsal premotor cortex) of the macaque monkey.

Premotor Cortex

  1. Area 6 is composed of ventral and dorsal premotor cortex (PMv and PMd) on the lateral surface, and supplementary motor cortex (SMA) on the medial surface.
  2. We suggest that the activation in the dorsal premotor cortex may correspond with dorsal premotor area (PMd) as described in the macaque brain. (Web site)
  3. Moreover, post-hoc analysis showed that TMS significantly decreased reaction times in a specific point of the dorsal premotor cortex (point h in Fig.

Ventral Surface

  1. They are mostly black on the dorsal surface, fins, flanks, and flippers, with lighter coloring on the ventral surface.
  2. The short-finned pilot whale is predominantly black on the dorsal surface and flanks, with faint white throat and genital patches on the ventral surface. (Web site)
  3. Killer whales are counter-shaded; they are dark on their dorsal surface and white on their ventral surface.


  1. The cerebellum is located in the inferior posterior portion of the head (the hindbrain), directly dorsal to the pons, and inferior to the occipital lobe.
  2. It ascends a little way on the dorsal aspect of the pons.


  1. These mesodermal cells that migrate along the dorsal midline give rise to a structure called the notochord. (Web site)
  2. The unpaired third, or pineal, eye is on the dorsal midline immediately posterior to the nostril but is not discernable.
  3. During neurulation, the borders of the neural plate, also known as the neural folds, converge at the dorsal midline to form the neural tube. (Web site)


  1. The notochord; dorsal, hollow nerve cord; numerous gill slits; and post-anal tail all persist in the adult stage. (Web site)
  2. The dorsal nerve cord is one of the embryonic features unique to chordates, along with a notochord, a post-anal tail and pharyngeal slits.
  3. C. Notochord - forms from mesoderm along dorsal surface of archenteron. (Web site)


  1. The ridge continues along the spine to the small dorsal fin located three-quarters of the way down the back.
  2. This deep water shark has a spine in front of its first dorsal fin but not in front of the second dorsal fin (this is unique among sharks). (Web site)
  3. The dorsal fin is set about two-thirds of the way down the spine and is typically short and shaped like an equilateral triangle.


  1. They are silvery colored fish that have a single dorsal fin, which is soft, without spines. (Web site)
  2. There are 3 spines in the anal fin, and 9 to 11 spines in the dorsal fin.
  3. The positioning of these spines indicates that they functioned to cut water in front of the dorsal fin, making swimming easier and faster. (Web site)


  1. Fin
  2. Encyclopedia of Keywords > Society > Humans > Spinal Cord
  3. Tail
  4. Anterior
  5. Posterior

Related Keywords

    * Anal Fin * Anal Fins * Anterior * Back * Body * Brain * Caudal * Caudal Fin * Cord * Dark Grey * Diencephalon * Dorsal Fin * Dorsal Horn * Dorsal Hump * Dorsal Neural Tube * Dorsal Root * Dorsal Roots * Dorsal Side * Dorsal Surface * Dorsal Thalamus * Fin * Fins * Gray * Hump * Lateral * Medial * Medulla * Midbrain * Neural Tube * Nuclei * Pancreas * Pectoral Fins * Posterior * Roots * Rounded * Sensory * Shape * Spinal Cord * Tail * Tail Fin * Tail Fins * Ventral * Whale * Whales
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  Short phrases about "Dorsal"
  Originally created: April 04, 2011.
  Links checked: January 27, 2013.
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