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Ventral horn Black & White Stock Photos
RF2F9GH2C–Anterior horn of spinal cord. Illustration of the 19th century. Germany. White background.
RM2AXFNBK–A manual of anatomy . through the corona radiata intothe internal capsule occupying the middle portion thereof; they enterthe crusta of the crus cerebri, then the tegmentum of the pons andthe ventral area of the oblongata; in these three regions some of itsfibers pass to the cerebral nerve nuclei of origin. At the caudal endof the oblongata 85 to 90 per cent, of the fibers decussate to the op-posite side of the spinal cord as the crossed pyramidal tract and thenend at various levels around the cells of the ventral horn. Theremaining fibers continue down the same side of the spinal cord, asthe
RF2B74X3H–Diagram showing anatomy of the spinal nerve roots and adjacent parts, vintage line drawing or engraving illustration.
RMPG3KEP–. The horse in health and disease : a text-book pertaining to veterinary science for agricultural students . Horses; Horses. 122 THE HORSE IN HEALTH AND DISEASE certain portions of the nasal cavity and has to do with the special sense of smell. The second or optic nerve furnishes the eyes and has to do with the special sense of sight. The third or oculomotor nerve supplies all except two of the muscles of the eyeball with motor power.. Fig. 41.—Cross-section of spinal cord: 1, Dorsal column; 2, lateral column; 3, ventral column; 4, dorsal horn; 5, ventral horn; 6, 7, commissures; 8, central ca
RM2AXFN1H–A manual of anatomy . vide intoascending and descending fibers. The ascending pass to the nucleigracilis and cuneatus and give off collaterals at various levels. Thedescending fibers end at various segments in the dorsal horn and newfibers arise from the cells here to pass to the ventral horn of the sameand opposite sides. New impulses arise from the motor cells hereand are conveyed to the muscles. (2) An indirect reflex path is as follows: First neuron, from the peri- 420 THE NERVE SYSTEM phery to the nuclei cuneatus and gracilis through the dorsal columnof the spinal cord. Second neuron, fro
RMPG3N3P–. A manual of zoology. Zoology. 500 CHORDATA is possible (to a less extent in Fliascolarctos and Halinalurus). In Dasyu- riis there is a similar connection of the yolk sac. Yet the vessels do not extend with the villi into the uterine tissues as is the case with the placenta of all Placentalia. In all there is insufficient nourishment aird the yourg are very immature when horn. They are therefore carried a long time 1 y the mother in the marsuplum, a pouch formed by a fold of skin on the posterior ventral surface, into which the nij)ples open. The ventral surface is supported by the marsupial
RM2AXG976–A manual of anatomy . e cord. 2. The direct pyramidal tract {fasciculus cerebrospinalis anterior)lies lateral to the preceding and consists of descending fibers from themotor cells of the cerebral cortex. It represents undecussatedfibers (10 to 15 per cent.) of the oblongata but they ultimately crossto the opposite ventral horn through the white commissure at vari- THE SPINAL CORD 367 ous levels. It does not extend below the midthoracic segments ofthe cord. 3. The vestibulospinal tract {fas. vestibidospinalis) consists ofdescending fibers from the vestibular nuclei of the brain stem, thatend i
RMPG3GR9–. An illustrated descriptive catalogue of the coleoptera or beetles (exclusive of the Rhynchophora) known to occur in Indiana : with bibliography and descriptions of new species . Beetles. THE LEAF BEETI.bS. 1213 by a longitudinal one; first ventral segment as long as the next three; hind tibLi? obliquely truncate and with a small spur. Six of the seven species recognized by Horn have been taken in the State. KEY TO INDIANA SPECIES OF CKEPIDODEKA. a. Form oblong-oval or elongate. 6. Head and thorax yellow, elytra blue; thorax and prosternum smooth. 2243. EtTFIPES. bb. Head and thorax of same c
RM2AN9DDG–The educational meaning of manual arts and industries . Fig. 4.—Isolated body of a large cell from the ventral horn ofthe spinal cord. Human, X 200 diameters. (Obersteiner.)A, neuron; D, dendrons; N, nucleus with* enclosures; P,pigment spot. In the central system these prolongations extend from the cortex of the cerebrum to the lumbar en PHYSICAL AND PHYSIOLOGICAL RESULTS 121 largements of the cord, and in the peripheral systemthey reach from their point of origin in the cord tothe most distant portions of the extremities. In eachinstance the fiber is a continuous growth of the cellbody. Thus
RMPG2MME–. The diseases of the genital organs of domestic animals. Veterinary medicine. Puerperal Diseases of the Uterus 541. PiQ 177—Old Hematoma of Right Uterine Horn. a. Viewer! from above. /, Hematoma ; 2, left cornu apparently healthy ; 3, section through left ovary showing corpus luteuni. b. Ventral surface. 4, longitudinal section through righi horn ; 5, cross section through right horn, showing hematoma ; 6, section through normal left horn.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of
RMRDHD74–. Text-book of embryology. Embryology. 470 INVEKTEBEATA CHAP. future star-fish and are termed collectively the aboral disc. As the ventral horn of the left posterior coelom extends further and. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. MacBride, E. W. (Ernest William), 1866-1940; Kerr, John Graham, 1869-; Heape, Walter, 1855-1929. London : Macmillan
RMPFYH0J–. Fresh-water biology. Freshwater biology. 0.1 MM. Like faviformis in having deep polygonal cuticular cells; but distinguished by the de- velopment of an extraordinary and complex system of thin cuticular ridges, which extend far beyond the ordinary cells. A long horn extends laterally from the middle dorsal region of each valve, from which radiate some of the ridges. $ unknown. Color yellow. Length, 9 , to 0.7 mm. Maine, New Hampshire, and New Jersey. Fig. 1149. Chydorns bicornutus. (After Doolittle.) 216 (214, 215) Shell of ordinary type 217 217(225) Ventral edge of keel of labrum smooth 218
RMRDT12K–. Text book of vertebrate zoology. Vertebrates; Anatomy, Comparative. NERVOUS SYSTEM. 65 of the first are situated in the spinal ganglia, and the nerves terminate in the dorsal horn. The ganglion cells of the somatic motor nerves lie in the ventral horn, and the nerves leave by the ventral roots. The internal relations of the visceral system are not so evident ; but both are possibly related to the lateral horn region, the visceral sensory nerves, whose centres in the trunk region are in the sympathetic ganglia, entering by the dorsal roots, while the visceral motor nerves leave by both dorsal
RMRDJ2GG–. The horse in health and disease : a text-book pertaining to veterinary science for agricultural students . Horses; Horses. 122 THE HORSE IN HEALTH AND DISEASE certain portions of the nasal cavity and has to do with the special sense of smell. The second or optic nerve furnishes the eyes and has to do with the special sense of sight. The third or oculomotor nerve supplies all except two of the muscles of the eyeball with motor power.. Fig. 41.—Cross-section of spinal cord: 1, Dorsal column; 2, lateral column; 3, ventral column; 4, dorsal horn; 5, ventral horn; 6, 7, commissures; 8, central ca
RMRE055A–. A laboratory manual and text-book of embryology. Embryology. THE BRAIN 349 occipital and parietal lobes (Fig. 33S); (3) the calcarinc fissure which includes between it and the parieto-occipital fissure the cuneus and marks the position of the visual area of the cerebrum; (4) the collateral fissure on the ventral surface of the temporal lobe, which produces the inward bulging on the floor of the posterior horn of the ventricle known as the collateral eminence. The calcarine fissure also affects the internal wall of the ventricle, causing the convexity termed the calcar avis. Simultaneously wi
![. The anatomy of the domestic animals . Veterinary anatomy. 136 SKELETON OF THE OX length of the skull, and all of the roof of the cranium. The posterior borders form with the parietals a large central frontal eminence (Torus frontalis), the highest point of the skull. At the junction of the posterior and the lateral border is the processus comus or "horn core," for the support of the horn. These proc-. FiG. 134.—Skull OF Ox, without Mandible; Ventral View. 1, Foramen magnum; 2, occipital condyle; 3, paramastoid process; 4, condyloid foramen; 5, foramen lacerum; 6, basilar part of oc Stock Photo](https://c8.alamy.com/comp/RDXRFF/the-anatomy-of-the-domestic-animals-veterinary-anatomy-136-skeleton-of-the-ox-length-of-the-skull-and-all-of-the-roof-of-the-cranium-the-posterior-borders-form-with-the-parietals-a-large-central-frontal-eminence-torus-frontalis-the-highest-point-of-the-skull-at-the-junction-of-the-posterior-and-the-lateral-border-is-the-processus-comus-or-quothorn-corequot-for-the-support-of-the-horn-these-proc-fig-134skull-of-ox-without-mandible-ventral-view-1-foramen-magnum-2-occipital-condyle-3-paramastoid-process-4-condyloid-foramen-5-foramen-lacerum-6-basilar-part-of-oc-RDXRFF.jpg ". The anatomy of the domestic animals . Veterinary anatomy. 136 SKELETON OF THE OX length of the skull, and all of the roof of the cranium. The posterior borders form with the parietals a large central frontal eminence (Torus frontalis), the highest point of the skull. At the junction of the posterior and the lateral border is the processus comus or "horn core," for the support of the horn. These proc-. FiG. 134.—Skull OF Ox, without Mandible; Ventral View. 1, Foramen magnum; 2, occipital condyle; 3, paramastoid process; 4, condyloid foramen; 5, foramen lacerum; 6, basilar part of oc Stock Photo")
RMRDXRFF–. The anatomy of the domestic animals . Veterinary anatomy. 136 SKELETON OF THE OX length of the skull, and all of the roof of the cranium. The posterior borders form with the parietals a large central frontal eminence (Torus frontalis), the highest point of the skull. At the junction of the posterior and the lateral border is the processus comus or "horn core," for the support of the horn. These proc-. FiG. 134.—Skull OF Ox, without Mandible; Ventral View. 1, Foramen magnum; 2, occipital condyle; 3, paramastoid process; 4, condyloid foramen; 5, foramen lacerum; 6, basilar part of oc
![. The Rhynchophora of America, north of Mexico [microform]. Beetles; Beetles; Coléoptères; Coléoptères. Horn. Ol'UKYASTINI. 61 piceous, with sparsely placed suale-likc hairs, intercoxal process and last ventral segment densely crihrate punctate. Legs sparsely scaly and pubescent. Length.26 inch ; 0.5 mm. Although very different in appearance from the preceding species, ,thcre is some difficulty in finding characters expressible in words to .separate the two. The thorax of the present species is relativ'ly mudi broader and at its widest part but little narrower than the elytra. The alternation Stock Photo](https://c8.alamy.com/comp/RJ4DX9/the-rhynchophora-of-america-north-of-mexico-microform-beetles-beetles-coloptres-coloptres-horn-olukyastini-61-piceous-with-sparsely-placed-suale-likc-hairs-intercoxal-process-and-last-ventral-segment-densely-crihrate-punctate-legs-sparsely-scaly-and-pubescent-length26-inch-05-mm-although-very-different-in-appearance-from-the-preceding-species-thcre-is-some-difficulty-in-finding-characters-expressible-in-words-to-separate-the-two-the-thorax-of-the-present-species-is-relativly-mudi-broader-and-at-its-widest-part-but-little-narrower-than-the-elytra-the-alternation-RJ4DX9.jpg ". The Rhynchophora of America, north of Mexico [microform]. Beetles; Beetles; Coléoptères; Coléoptères. Horn. Ol'UKYASTINI. 61 piceous, with sparsely placed suale-likc hairs, intercoxal process and last ventral segment densely crihrate punctate. Legs sparsely scaly and pubescent. Length.26 inch ; 0.5 mm. Although very different in appearance from the preceding species, ,thcre is some difficulty in finding characters expressible in words to .separate the two. The thorax of the present species is relativ'ly mudi broader and at its widest part but little narrower than the elytra. The alternation Stock Photo")
RMRJ4DX9–. The Rhynchophora of America, north of Mexico [microform]. Beetles; Beetles; Coléoptères; Coléoptères. Horn. Ol'UKYASTINI. 61 piceous, with sparsely placed suale-likc hairs, intercoxal process and last ventral segment densely crihrate punctate. Legs sparsely scaly and pubescent. Length.26 inch ; 0.5 mm. Although very different in appearance from the preceding species, ,thcre is some difficulty in finding characters expressible in words to .separate the two. The thorax of the present species is relativ'ly mudi broader and at its widest part but little narrower than the elytra. The alternation
RMRDHT7H–. A manual of zoology. Zoology. 500 CHORDATA is possible (to a less extent in Fliascolarctos and Halinalurus). In Dasyu- riis there is a similar connection of the yolk sac. Yet the vessels do not extend with the villi into the uterine tissues as is the case with the placenta of all Placentalia. In all there is insufficient nourishment aird the yourg are very immature when horn. They are therefore carried a long time 1 y the mother in the marsuplum, a pouch formed by a fold of skin on the posterior ventral surface, into which the nij)ples open. The ventral surface is supported by the marsupial
RMRDGG8M–. An illustrated descriptive catalogue of the coleoptera or beetles (exclusive of the Rhynchophora) known to occur in Indiana : with bibliography and descriptions of new species . Beetles. THE LEAF BEETI.bS. 1213 by a longitudinal one; first ventral segment as long as the next three; hind tibLi? obliquely truncate and with a small spur. Six of the seven species recognized by Horn have been taken in the State. KEY TO INDIANA SPECIES OF CKEPIDODEKA. a. Form oblong-oval or elongate. 6. Head and thorax yellow, elytra blue; thorax and prosternum smooth. 2243. EtTFIPES. bb. Head and thorax of same c
RMRE0E49–. Human embryology and morphology. Embryology, Human; Morphology. 34 HUMAN EMBRYOLOGY AND MORPHOLOGY. arches come to form the bone of the tongue. The skeletal part of the hyoid arch suspends the tongue. The great horn of the hyoid represents the cartilage of the 3rd arch (Fig. 26). The formation of the larynx and lungs from incus malleus tympanic tympano-hyal. stylo-hyal.. arch—Meckel's cart. arch—stylo-hyoid thyro-hyoid 4th arch 5th arch Fig. 26.—Showing what hecome of the Cartilages of the Visceral Arches. the ventral part (floor) of the pharynx renders it difficult to say what becomes of th
RMRDGA5X–. The diseases of the genital organs of domestic animals. Veterinary medicine. Puerperal Diseases of the Uterus 541. PiQ 177—Old Hematoma of Right Uterine Horn. a. Viewer! from above. /, Hematoma ; 2, left cornu apparently healthy ; 3, section through left ovary showing corpus luteuni. b. Ventral surface. 4, longitudinal section through righi horn ; 5, cross section through right horn, showing hematoma ; 6, section through normal left horn.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of
RMRDJYDR–. Mammalian anatomy : with special reference to the cat . Mammals; Anatomy, Comparative; Cats. THE NERVOUS SYSTEM. 179 in 4;. Ventral Aspect of the Brain. 3, 4, 5, 6, 7, 8, 9, 10, II, 12, The cranial nerves; a, ophthalmic branch of the trigeminal nerve; an, anterior pyramids; at, anterior horn of gray matter; b, superior maxillary branch of the trigeminal nerve; 11a eleventh cranial nerve with roots from the spinal cord; c, mandibular branch of the trigeminal nerve; ca, corpus albicans; cb, cerebellum ; cc, canalis centralis ; en, cornea ; ct, cut surface of spinal cord; ex, external rectus mu
![. Plants; a text-book of botany. Botany. 132 PLANT STKDCTUKES Under certain other conditions prothallia are observed to sprout directly from the leafy sporophyte instead of from a spore. This is called apospory, meaning " without a spore." 78. The gametophyte.—The prothallium, like a simple liverwort, is a dorsiventral body, and puts out numerous. Fig. 112. Stag-horn fern {Platycerium grande), an epiphytic tropical form, showing the two forme of leaves : a and 6, young sterile leaves ; c, leaves bearing spo- rangia ; d, an old sterile leaf.—Caldwell. rhizoids from its ventral surface Stock Photo](https://c8.alamy.com/comp/RDPRCY/plants-a-text-book-of-botany-botany-132-plant-stkdctukes-under-certain-other-conditions-prothallia-are-observed-to-sprout-directly-from-the-leafy-sporophyte-instead-of-from-a-spore-this-is-called-apospory-meaning-quot-without-a-sporequot-78-the-gametophytethe-prothallium-like-a-simple-liverwort-is-a-dorsiventral-body-and-puts-out-numerous-fig-112-stag-horn-fern-platycerium-grande-an-epiphytic-tropical-form-showing-the-two-forme-of-leaves-a-and-6-young-sterile-leaves-c-leaves-bearing-spo-rangia-d-an-old-sterile-leafcaldwell-rhizoids-from-its-ventral-surface-RDPRCY.jpg ". Plants; a text-book of botany. Botany. 132 PLANT STKDCTUKES Under certain other conditions prothallia are observed to sprout directly from the leafy sporophyte instead of from a spore. This is called apospory, meaning " without a spore." 78. The gametophyte.—The prothallium, like a simple liverwort, is a dorsiventral body, and puts out numerous. Fig. 112. Stag-horn fern {Platycerium grande), an epiphytic tropical form, showing the two forme of leaves : a and 6, young sterile leaves ; c, leaves bearing spo- rangia ; d, an old sterile leaf.—Caldwell. rhizoids from its ventral surface Stock Photo")
RMRDPRCY–. Plants; a text-book of botany. Botany. 132 PLANT STKDCTUKES Under certain other conditions prothallia are observed to sprout directly from the leafy sporophyte instead of from a spore. This is called apospory, meaning " without a spore." 78. The gametophyte.—The prothallium, like a simple liverwort, is a dorsiventral body, and puts out numerous. Fig. 112. Stag-horn fern {Platycerium grande), an epiphytic tropical form, showing the two forme of leaves : a and 6, young sterile leaves ; c, leaves bearing spo- rangia ; d, an old sterile leaf.—Caldwell. rhizoids from its ventral surface
RMRDAEY3–. Fresh-water biology. Freshwater biology. 0.1 MM. Like faviformis in having deep polygonal cuticular cells; but distinguished by the de- velopment of an extraordinary and complex system of thin cuticular ridges, which extend far beyond the ordinary cells. A long horn extends laterally from the middle dorsal region of each valve, from which radiate some of the ridges. $ unknown. Color yellow. Length, 9 , to 0.7 mm. Maine, New Hampshire, and New Jersey. Fig. 1149. Chydorns bicornutus. (After Doolittle.) 216 (214, 215) Shell of ordinary type 217 217(225) Ventral edge of keel of labrum smooth 218
RMRE05HP–. A laboratory manual and text-book of embryology. Embryology. 322 THE MORPHOGENESIS OF THE CENTRAL NERVOUS SYSTEM cells of the ependymal layer. A ventro-lateral thickening first becomes promi- nent in embryos of 10 to 15 mm. (Fig. 307). This is the ventral gray column, or horn, which in later stages is subdivided, forming also a lateral gray column (Fig. Dorsal funiculus Postmedian Septum Post, column Post root Lett, fun icuius Central canal Ant.colu, â Dura mater. Ventral funiculus ^Ant. median fissure Fig. 309.âTransverse section of the spinal cord from a 34 mm. embryo, showing also the spi
Search Results for Ventral horn Black & White Stock Photos and Images (26)
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