Cervix bulbus end of the uterus that projects into the vagina. Morphology and histology of the female reproductive. Generally do not progress to highgrade serous carcinoma. Female reproductive system department of the histology, cytology and embryologydepartment of the histology, cytology and embryology tatiana globatatiana globa state university of medicine and pharmacy nicolae testemitanustate university of medicine and pharmacy nicolae testemitanu 2. Abnormal findings that may be encountered on microscopic examination of the ovary and that may create problems in interpretation are also discussed. The cortex is the outer part of the ovary containing oocytes female sex cells within ovarian follicles. This image shows an atretic corpus luteum or corpus albicans. Choose from 500 different sets of histology reproductive system flashcards on quizlet. Female reproductive system frame instructional resources. The changing architecture of the neonatal rat ovary during. The structures found within the ovary are undergoing constant changes throughout the oestrus cycle from the follicles containing oocytes, to the formation of corpus haemorrhagicum. The anatomy of the ovary is characterized by the following six stages of development. The ovary is a most peculiar organ, quite unlike any other.
There is an ovary from latin ovarium, meaning egg, nut found on each side of the body. Once the structure is selected you can go to the related images to see if there are more views of the selected structure. I, ii, iii, iv and v 10, attached through the pedicel cells to the ovarian wall. Histopathology of ovarian tumors in laying hens, a preclinical model. Primary serous carcinoma of the peritoneal cavity is rare but has been well documented. The subsequent decline in ovarian steroid production results in uterine and vaginal atrophy.
Histology of the ovary of the laying hen gallus domesticus. Besides the attachment to the broad ligament, the ovary is held in place by two ligaments, the uteroovarian ligament that is attached to the lateral angle of the uterus and a suspensory ligament that extends from the upper rounded pole of the ovary to the wall of the fallopian tube, immediately adjacent to the fimbriated end. Female reproductive toxicity an overview sciencedirect topics. Ovaries also have an endocrine function they release oestrogen and progesterone. Stain haematoxylin eosin histology glossary specialised glossary for histology terms and microanatomy. Normal female reproductive tract histology ovary 1. Rats that were exposed to the mixture exhibited reduced ovarian and. Since the anatomy and function of the ovary vary considerably at different stages in a womans life, these aspects will be considered during adulthood, childhood, and after the menopause.
The histological structure of ovary with oocytes and pedicel cells is shown in figures 6 and 7. The ovaries are covered by visceral peritoneum, which is called the ovarian epithelium. The subgross anatomy of the rodent ovary is shown in figure 1. By examining a thin slice of bone tissue under a microscope, colorized with special staining techniques, you see that these seemingly simple bones are actually a complex microworld. Can you identify them, together with the tunica albuginea the thick collagenous capsule, together with the germinal epithelium that covers it, and the connective tissue in the cortex of the ovary, known as the stroma. Pdf histological and immunohistochemical changes in rabbit. The oocytes are surrounded by epithelial cells and form follicles. Reproductive histology of the ovary view related images. Histology sections, where the stain has been identified, link to this page and the specific stain description.
Home login histology photo album home album list last uploads last comments most viewed top rated my favorites search. The female reproductive system is composed of several distinct organs. The cortex is the outer part of the ovary containing oocytes female sex cells within. The cortical aspect of the ovary is covered by cuboidal epithelium during development that converts to squamous epithelium with age. The use of animal models is critical in identifying early disease markers and developing and testing. The ovary is composed by a layer of small epithelial cells with rounded nuclei surrounding the lumen, and oocytes in different developmental stages. The ovaries also secrete hormones that play a role in the. A histological analysis was carried out on ovarian development in charnpsocephalus gunnari caught by the. Using your mouse, select a histological structure to learn more about it. The ovary has a gametogenic produces ova and an endocrine function produces a number of hormones. The medulla contains the blood vessels and nerves, while the cortex is occupied by developing follicles. Recently, efforts have been invested in combining the embryofetal and pre and. In this setting, the histologic assessment of reproductive tissues should identify any consistent findings likely to affect fertility. Extension of mesovarium forming germinal epithelium, overlying tunica albuginea parts.
The ovary is the organ where gametogenesis oogenesis occurs. Polycystic ovary showing the smooth pearlwhite capsular surfaces. It also helps us understand the relationship between structure and function. Ovary labels histology slide this is a histology slide of ovary. The macaque ovary, with special reference to the cynomolgus. May 15, 2020 histology is the science of the microscopic structure of cells, tissues and organs. The ovary is where oogenesis occurs ovaries are stimulated by gonadotrophin from the anterior pituitary. These include the paired ovaries, paired uterine tubes, uterus uterine horns, cervix, vagina, and the mammary glands. The anatomy, histology and development of the ovary. It shows several primordial follicles joining their ooplasm with neighboring. Histology of ovary 30 images normal ovary histology. A layer of dense connective tissue that merges with surrounding tissues. Ovarian follicles this image shows primordial follicles. Evaluation of ovarian structures using computerized.
Infundibulum funnel shaped opening of the fallopian tube next to the ovary. In your slides, the submucosa will be distinguished from the lamina propria only by the presence of minor salivary glands in a loose textured tissue, and we do not ask. The uterus is a muscular organ, and its mucosal lining undergoes hormone dependent changes. The laying hen gallus domesticus is a robust animal model for epithelial ovarian cancer. The ovary has a cortex, which is where the ovarian follicles can be found, and a highly vascular medulla, with coiled arteries called helicrine arteries. When released, this travels down the fallopian tube into the uterus, where it may become fertilized by a sperm.
It will continue to shrink, eventually forming a small scar on the side of the ovary. Ovaries are covered by surface epithelium ose, which is a modified mesothelium, also called coelomic or germinal epithelium reprod biol endocrinol 2006. Morphometric and ultrastructure studies of primordial follicles and. The human ovary consists of an inner medulla and outer cortex with indistinct boundaries. The ovaries are both an exocrine organ producing cells, i.
The submucosa underlying the lamina propria of the oral cavity is variable. Histology biol 4000 female reproductive system lecture notes. Approximately 20% of highgrade serous carcinoma are associated with brca1 or brca2. Since the anatomy and function of the ovary vary considerably at different stages in a womans life, these aspects will be considered during adulthood, childhood, and. At times the lamina propria and submucosa are substantively so similar that they merge imperceptibly. The normal gross and microscopic morphologic features of the ovary are described. Note the developing follicles in the outer cortex and the blood vessels and nerves in the inner medulla. Ovary, paraovarian tissue cyst nonneoplastic lesion atlas. Anatomy and histology of the human ovary springerlink. A crosssection of an ovary will reveal follicles in various stages of development.
The cysts have prominent outer theca interna layer, which is often luteinized. Structure the ovary is divided into the outer cortex and central medulla regions. Pdf the vulva, which is the external genitalia of the female, collectively consists of the mons pubis, labia majora and minora, clitoris, vestibule. The ovary is an organ found in the female reproductive system that produces an ovum. The ovary is divided anatomically into the cortex and medulla. Gametogenesis in the female is referred to as oogenesis. A photomicrograph of combinedpillstreated rabbit ovary section showing an. Learn histology reproductive system with free interactive flashcards.
Apr 26, 2016 this feature is not available right now. Nov 23, 2015 ovary, paraovarian tissue cyst in a female f344n rat from a subchronic study higher magnification of figure 1. The tunica albuginea is a connective tissue capsule that forms the outer part of the ovary. The ovary contains many primordial follicles, which are mostly found around the edges of the cortex. The ovary is the female gonad homologous to the male testes. Covering its surface is a single layer of modified peritoneal mesothelium, the ovarian surface epithelium ose. Ovulation is the release of an oocyte and occurs every 2830 days. Pangas 2 1 department of molecular and cellular biology and 2 department of pathology, baylor college of. Serous carcinoma of the ovary, also ovarian serous carcinoma, is relatively common malignant ovarian tumour. The cellular elements have degenerated, and macrophages phagocytose the dead cells. The genital tract makes up the rest of the female reproductive system. It is usually a paired organ in domestic species, but in the bird only the left ovary is present.
Choose from 298 different sets of ovary histology flashcards on quizlet. Ovarian toxicity in female rats after oral administration of. Histology category listing pages and images associated with histology. The ovaries are two nodular bodies located one on either side of the uterus, attached to the broad ligament, and situated close to the lateral pelvic wall in a shallow depression called the ovarian fossa figure 19.
Jan 06, 2018 a brief overview of the histological features of the ovary useful for all healthcare students. General the ovary, unlike the testis, remains in a abdominal position throughout life. Learn ovary histology with free interactive flashcards. The hormonal control and function of the various ovarian compartments are. The cyst is lined by cuboidal to columnar epithelium and surrounded by smooth muscle. Anatomy of ovary only structure in abpelvis cavity that is extra peritoneal general info. Microscopically, the outer portion of the cortex is thickened and fibrotic and many follicle cysts are present in the subcapsular cortex. Pdf on jan 1, 2012, gabri ms and others published histological and immunohistochemical. The cortical parenchyma is composed of follicles oocytes and follicular cells, interstitial cells and collagenous connective tissue stroma. Hopefully, you have by now become familiar with some of the general patterns of tissue organization e.
674 791 666 319 633 454 543 1466 665 472 1369 488 168 320 1 668 1521 499 611 71 625 72 1240 1458 894 329 631 1493 1478 1475