Bölüm 8
İnsan Vücudunun Dokuları
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Doku
Tissues are a group of cells that share a common embryonic origin. Microscopic observation reveals that the cells in a tissue share morphological features ...
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Epitel Dokuları ve Fonksiyonları
Epithelial tissues are large sheets of cells covering all of the surfaces of the body. These surfaces can be internal or external, for example, skin, ...
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Hücre Yapışma Molekülleri - Türleri ve İşlevleri
Cell adhesion molecules (CAMs) are pivotal to multicellularity and the coordinated functioning of tissues and organ systems. They enable physical ...
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Hücre-hücre bağlantılarına genel bakış
The complex three-dimensional arrangement of cells in any multicellular organism is defined and maintained by interactions of cells with each other and ...
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Epitel Dokularının Sınıflandırılması: Genel Bakış
Epithelial tissues are classified according to the shape of the cells and the number of cell layers formed. Cell shapes can be squamous (flattened and ...
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Epitel Dokularının Sınıflandırılması: Basit Epitel
Simple epithelium consists of a single layer of cells that lines body cavities and blood vessels. The shape of the cells in the epithelium reflects the ...
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Epitel Dokularının Sınıflandırılması: Tabakalı Epitel
Stratified epithelium consists of several stacked layers of cells. They provide the durability to withstand constant physical and chemical attacks. ...
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Epitel Dokularının Sınıflandırılması: Glandüler Epitel
The glandular epithelium is made of one or more epithelial cells modified to synthesize and secrete chemical substances. Glandular epithelia can be ...
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Ekzokrin Bezler: Tek Hücreli ve Çok Hücreli Bezler
Exocrine glands are classified as unicellular and multicellular. The unicellular glands are scattered single cells, such as goblet cells, found in the ...
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Ekzokrin bezler: salgılama yöntemleri
Exocrine glands are those that release their secretions through ducts. Based on their mode of secretion, they can be classified into merocrine, apocrine, ...
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Ekzokrin bezler: Salgı türleri
Exocrine glands produce and release a variety of glandular products. Exocrine glands can be classified into serous, mucous, or mixed types based on their ...
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Bağ Dokularına Giriş
Connective tissues are one of the four main tissue types in humans that are extensively present in the body. They are characterized by cells embedded in ...
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Bağ Dokularının Fonksiyonları
Connective tissues perform a broad range of functions in the body. Their primary function is to connect and link different tissues in the body and act as ...
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Bağ Dokularının Sınıflandırılması
The connective tissues have different properties and functions in the human body. They are broadly categorized into proper, supporting, or fluid ...
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Embriyonik Bağ Dokuları
During early development, the embryo forms two types of connective tissues— the mesenchyme and mucoid connective tissue.
The mesenchyme is the first ...
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Uygun bağ dokularına genel bakış
Connective tissue proper is a class of connective tissue that encompasses all mature connective tissues except bone, cartilage, blood, and lymph. This ...
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Hücre Dışı Matriks
Unlike epithelial tissue, which is composed of cells closely packed with little or no extracellular space in between, connective tissue cells are ...
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Bağ Dokusu Lifleri ve Zemin Maddesi
One of the significant functions of connective tissue is connecting tissues and organs. Unlike epithelial tissue that is composed of cells closely packed ...
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Gevşek bağ dokusu
Loose connective tissue is found between many organs. Its main function is to absorb shock and bind tissues together. It also allows water, salts, and ...
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Yoğun bağ dokusu
Dense connective tissue contains more collagen fibers than loose connective tissue. As a consequence, it displays greater resistance to stretching. There ...
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Uygun bağ dokusu katmanları
Fascia, a thin layer of fibrous connective tissue, is distributed throughout the body. It demarcates and forms a supportive covering over skeletal ...
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Destekleyici bağ dokusu olarak kemik
Bone tissue forms the internal skeleton of vertebrate animals, providing structure to the body.
Bone Matrix
Bone, or osseous tissue, is a connective ...
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Doku Zarları
A tissue membrane is a thin layer of cells that covers the outside of the body, the organs, internal passageways that lead to the exterior of the body, ...
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Sıvı Bağ Dokuları: Kan ve Lenf
Blood and lymph are fluid connective tissues. They contain cells, also known as formed elements, circulating in a liquid extracellular matrix, the plasma. ...
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Doku Yaralanması: Enflamasyon ve Onarım
Following injury, the integrity of the injured tissues must be reestablished. For example, in skin tissue, wound repair involves coordination among ...
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Yaşlanmanın dokular üzerindeki etkisi
Several body functions deteriorate with age. The external signs of aging are easily identifiable. For example, the skin becomes dry, less elastic, and ...
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