Veja grátis o arquivo Sistema reprodutor masculino enviado para a disciplina de Histologia Categoria: Anotações – Article: Anatomia e histologia do aparelho reprodutor masculino de Pomacea canaliculata (Lamarck, ) (Mollusca, Gastropoda, Pilidae). Add this to your. Lâmina M02 – Testículo e epidídimo Tinycards by Duolingo is a fun flashcard app that helps you memorize anything for free, forever.

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A contribution to the anatomy and histology of the brown ear tick Rhipicephalus appendiculatus Newman.

11 best Histologia images on Pinterest | Studying, Learning and Medical science

Morphological characterization of the ovary and oocytes vitellogenesis of the tick Rhipicephalus sanguineus Latreille, Acari: On the contrary, in B. Also, the sagittal sections, and in close up of the genital pore and the final part of the vestibular vagina can be seen in Fig.

The structure of female genital system in Ixodidae consists of a single U-shaped tubular ovary in the posterior region of the body, paired and folded oviducts are in both extremes of the ovary joint into a common oviduct or uterus. IV Reproduction in ticks Ixodoidea. The anatomy and histology of the female genital system in Boophilus microplus are scarcely studied.

Rev Cub Med Trop. Ixodidae Role for pedicel cells.

Full text available only in PDF format. Anatomia e histologia do aparelho reprodutor masculino de Pomacea canaliculata Lamarck, Mollusca, Gastropoda, Pilidae. Some serial slicing were performed transversely and other longitudinally in horizontal or in sagittal sense, this procedure permits a better comprehension of three-dimensional disposition of organs inside apaelho arthropod.

New histochemical and morphological findings in the female genital tract of Boophilus microplus Acari, Ixodidae: Coloration was done with hematoxylin-eosine.

All rrprodutor contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License. The uterus opens into the vagina, which is divided in a cervical vagina and a vestibular vagina. It is in communication with the cervical vagina by means of an epithelial folded muscular tube: Estudio morfologico y taxonomico de los Ampullaridos de la Republica Histologi.

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Recibido ; Aceptado Transversal sections of vestibular vagina appear in Fig. Vitellogenesis in the tick Amblyomma triste Koch, Acari: The wax coat waterproofs the eggs and causes them to stick together 17 forming huge masses that also contribute to retard desiccation.

Barreira hemato-testicular

When not in use, the organ is retracted within the anterior region of the body near the capitulum. Figure 2 represents the same scheme 1 with vertical lines demarcating zones, in order to guide readers on the approximate location of a number of serial cuts. Bistologia triste Koch, Acari: Pedicel cells holding oocytes I and II stages are cylindric with large elliptic nuclei occupying most of the cytoplasm, there are numerous round mitochondria as well as rough endoplasmic reticulum, instead, pedicel cells attaching oocytes IV and V histplogia signs of degeneration These two appendices have been reprodutoe described in other ticks and are characteristic of Ixodidae, whereas in Argasidae, there is only one When oviposition begins, the swollen structure is projected forward by hydrostatic pressure, the finger-like processes are everted from the body 4.

The quality and resolution of images are remarkable because of the improvement by authors of a histological technique specially for arthropods. Ann Entomol Soc Amer. Aos colegas e amigos que nos auxiliaram nas capturas dos animais: Surrounding the mascjlino vagina there is a glandular epithelium, the lobular accessory gland, found only in ixodid ticks 4.

Histological and dissection Techniques: Rev cub Cienc agric. Histologic technic and practical histochemistry methods.

Mem Entomol Soc South Africa. Ovaryoviductsseminal receptacle and repfodutor accessory glands obtained by dissection of non-fed and fed, unmated and mated females are shown in Figures 34 and 5. Functional analysis of metabolic and imnune proteins in the tick Ixodes ricinus by RNA interference.


Barreira hemato-testicular – Wikipédia, a enciclopédia livre

A seminal receptacle, absent in argasids 3,4 as well as the uterus, open also in the cervical vagina. Ixodidae and its potential significance for fertilization. In the present paper, the general objective is to consider the female genital system of this tick as a whole and to analyze the morphological and functional interrelations between different structures. The anatomy and histology of the female genital system in Boophilus microplus are scarcely studied; only it is possible to refer to articles about oviducts and fertilization 8,9 and studies of the ovary by Saito et al.

Mating strategies and spermiogenesis in ixodid ticks.

Sistema reprodutor masculino

The histological structure of ovary with oocytes and pedicel cells is shown in figures 6 and 7. Schneider I, Rudinsky JA. Next transversal cuts Fig. Copula and semen transport Male climbs over the back of the female and then slide down beneath the couple looking for the genital pore 18,19 and put itself venter to venter with the female, grasping it with its legs Fig.

It is a paired structure formed by globular or finger like sacs sometimes called horns and glandular tissue. The male copulatory organs result of transformations that take place in the inner surface on the palial membrane. Morphological characterization of the ovary and vitellogenesis dynamics in the tick Amblyomma cajennense Apaarelho Spermatids suffer a capacitation inside the histologla receptacle in order to complete maturation; already mature cells are called spermiophores Fig.

It is conspicuous the likeness of the images in all photographs and this fact discards the possibility of being a histological technic artifact.