Chapter 8
Tissues of the Human Body
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조직
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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상피 조직과 그 기능
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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Cell Adhesion Molecules - 종류와 기능
Cell adhesion molecules (CAMs) are pivotal to multicellularity and the coordinated functioning of tissues and organ systems. They enable physical ...
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Cell-Cell Junctions의 개요
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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상피 조직의 분류: 개요
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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상피 조직의 분류 : 단순 상피
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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상피 조직의 분류: 성층 상피
Stratified epithelium consists of several stacked layers of cells. They provide the durability to withstand constant physical and chemical attacks. ...
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상피 조직의 분류: 선상 상피(Glandular Epithelium)
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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외분비선: 단세포 및 다세포 땀샘
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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외분비선: 분비 방법
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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외분비선: 분비물의 종류
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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결합 조직 소개
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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결합 조직의 기능
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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결합 조직의 분류
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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배아 결합 조직
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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적절한 결합 조직 개요
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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세포외 기질
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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결합 조직 섬유 및 지상 물질
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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느슨한 결합 조직
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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치밀한 결합 조직
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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적절한 결합 조직층(Layers of Connective Tissue Proper
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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결합 조직을 지원하는 뼈
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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조직막
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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유체 결합 조직: 혈액과 림프
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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조직 손상: 염증과 회복
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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노화가 조직에 미치는 영향
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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