Histology - Connective Tissue - LECOM MMS 2018 with correct answers 100%

Histology - Connective Tissue - LECOM MMS 2018 with correct answers 100% Connective tissue is typically derived from the embryonic germ layer called _______________. - Correct Answer mesoderm Connective tissue proper holds tissues together and forms the framework of ________________. - Correct Answer organs ____________ connective tissue underlies epithelium and is extremely important in defense and repair of injury. - Correct Answer loose ___________ connective tissue forms tendons and ligaments. - Correct Answer dense regular _________ connective tissue forms layers in organs, like the reticular layer of the dermis, and the submucosa of digestive organs. - Correct Answer dense irregular _____________ is a type of loose connective tissue that serves as insulation and a storage depot for energy. - Correct Answer adipose Connect tissues have three components: ___________________, fibers, and cells. - Correct Answer ground substance ________________ is viscous, slippery, amorphous, and clear; this is full of proteoglycans and forms a hydrated gel. - Correct Answer ground substance __________________ are highly negatively charged and are the most abundant component of ground substance. - Correct Answer glycoaminoglycans (GAGs) __________________ have a protein backbone with glycosaminoglycans (GAGs) bound to it; they are typically surrounded by a thick layer of solvation water. - Correct Answer proteoglycans ______________ is a cruciform shaped molecule that is the major component of the basal lamina. - Correct Answer laminin ________________ is the most abundant glycoprotein in connective tissue. - Correct Answer fibronectin The three main types of fibers that compose connective tissue proper are: collagen, elastic, and _____________. - Correct Answer reticular Reticular are type _____________ collagen, and require a special stain. - Correct Answer III Collagen is typically ______________ with H&E stain. - Correct Answer acidophilic (pink) Type _______ collagen forms classically described collagen fibers and can form collagen bundles. - Correct Answer I In the formation of collagen, step 4, the hydroxylation of proline and lysine require ________________. - Correct Answer vitamin C Impaired collagen synthesis, poor wound healing, and hemorrhage, are signs of ______________. - Correct Answer scurvy _____________________ are a hallmark of collagen and can be seen as bands via an electron micrograph of collagen fibers. - Correct Answer periodicities Ehlers-Danlos syndrome (EDS) makes the skin hyperelastic and is Type IV collagenopathy that is characterized by a decreased amount of type ________ collagen. - Correct Answer III Reticular fibers are type ________ collagen - Correct Answer III _______________ fibers have two unique amino acids, desmosine and isodesmosine. - Correct Answer elastic _________________ is the abnormal expression of the fibrillin gene and consequently displays abnormal elastic tissues. - Correct Answer marfan's syndrome _____________ often form the framework of organs, are made of type III collagen, and are argyrophilic (silver loving). - Correct Answer reticular fibers _____________ compose the reticular lamina, which underlies the basal lamina of epithelium. - Correct Answer reticular fibers __________ are the most abundant cell type in connective tissues, and synthesize ECM (ground substance and fibers). - Correct Answer fibroblasts White fat is _________ fat. - Correct Answer unilocular Brown fat is ____________ fat. - Correct Answer multiocular Adipose cells are derived from undifferentiated _____________________ cells. - Correct Answer mesenchymal Tissue ____________ are derived from blood-borne monocytes. - Correct Answer macrophages When phagocytically active, ______________ can be ID'd by have large vacuoles in their cytoplasm. - Correct Answer macrophages _____________ form when macrophages fuse in response to a foreign body. -