PDF General Osteology | The Spongy Bone Tissue ~ Latest News

Epithelial cells derive from all three major embryonic layers. The epithelia lining the skin, parts of The basal lamina attaches to a reticular lamina, which is secreted by the underlying connective Stratified squamous epithelium is the most common type of stratified epithelium in the human body.The inner layer is the endocardium, the layer which forms the lining of the chambers and valves. The outermost cells of the epicardium are simple squamous membrane epithelium, or Between the endothelium and the myocardium is connective tissue. Two layers of connective tissue can be...Various types of epithelial tissues are: (a) Simple squamous epithelium: In cells lining blood (ii) Connective tissues. The cells of connective tissue are loosely spaced and embedded in an intercellular matrix. Bones: It is also a connective tissue that forms the framework that supports the body. Where do you find simple squamous in an animal body? Q3. What is the shape of cuboidal...The histological architecture of the squamous epithelium of the cervix reveals, at the bottom, a single layer of round basal cells with a large dark-staining The whole mucosa including the crypts and the supporting stroma is displaced in ectropion. It is the region in which physiological transformation to...Epithelial tissue comprises one of the four basic tissue types. The others are connective tissue (support cells, immune cells, blood cells), muscle The boundary between you and your environment is marked by a continuous surface, or epithelium, of contiguous cells. The shape of this boundary is...

Heart and Pericardium System

If there is a fracture of the skull raise the patient's head and shoulders a little and support them.Microvilli are supported by an actin microfilament network. Individual microvilli are difficult to individually resolve by Cell junctions are the contact points between plasma membrane and tissue cells. Prominent desmosomes present between keratinocytes of stratified squamous epithelium.Histologically, the small intestine was lined by simple columnar with goblet cells. They were lined by a simple columnar epithelium similar to the lining epithelium of the duodenal lumen (Fig. Tunica serosa was formed by layer of simple squamous epithelium under which was a thin layer of 2). Each villus was lined by an epithelium while its center contained connective tissue core and such...Squamous epithelium - is epithelium of mucous membrane of mouth cavity, nasopharynx, larynx, and vocal chords. These crystals are the product of hemoglobin degradation, and are formed in hemorrhage, and necrosis tissue. Cholesterol crystals - observed in the sputum of the patients with...

CBSE Class 9 Science, Tissues: Chapter notes (Part-II)

There are four main tissues in the body - epithelium, muscle, connective tissue and nervous tissue. I. EPITHELIUM Functions (jobs): 1) strength in one direction. b) Dense Irregular Connective Tissue - skin, organ capsules, irregularly arranged bundles packed with bers for strength in all directions.Histologically, the _ is squamous epithelium supported by a sparse connective tissue layer. The AV valves are supported by chordae tendineae so that regurgitation of blood into the atria during ventricular contraction does not occur.6. Fanatic customer support and that's 24/7. HISTOLOGY; CONNECTIVE TISSUES; Part 1 by Professor Fink. Histology: Connective Tissue (Development and structures).The prognostic value of histopathologic grading of oral squamous cell carcinomas (SCC) has varied from not any to highly significant. Introduction: The oral cavity is the site where food is received and therefore an area of body where contact with exogenous material, microorganism and harmful agents...What is the name of the squamous epithelium supported by a sparse connective tissue layer? being considerably more durable than the simple epithelia these epithelia function primarily to protect it is a single layer of flattened cells with disc-shaped centra nuclei and sparse cytoplasm.

QuestionAnswer Excess tissue fluid. EdemaAll reticular lymphoid organs are composed of reticular connective tissue except? ThymusLarge isolated clusters of lymphoid follicles, structurally very similar to tonsils, which are positioned in the wall of the distal portion of small gut Peyer's PatchesLymph nodes, spleen and tonsils. Lymphoid OrgansThese varieties of cells differentiate in the thymus. T CellsCells that acknowledge antigens and bring plasma cells. B CellsThe lighter-staining center of a lymphoid follicles. Germinal CentersReceives lymph drainage from the digestive organs. Cisterna ChyliInternal portion of a lymph gland where cells are organized in a cordlike type. MedullaLymph exits the convex side of the lymph node through a collection of these vessels. Afferent Lymphatic VesselsLymph exits the convex side of the lymph node via a number of those vessels. Efferent Lymphatic VesselsSmall organs related to lymphatic vessels are termed: Lymph nodesThe distal portion of the small gut comprises clumps of lymph follicles known as: Peyer's patchesThe thymus is maximum energetic throughout: Early lifeThe lymphatic capillaries are: More permeable than blood capillariesLymph leaves a lymph node by way of: Efferent lymphatic vesselsBy secreting hormones, the thymus reasons what cells to develop into immunocompetent? LymphocytesWhen the lymphatics are blocked due to tumors, the outcome is: Severe localized edema distal to the blockageWhat is a bubo? An inflamed lymph nodeThe lymph tissues discovered inside the partitions of the small intestine are called: Peyer's patchesParticularly massive clusters of lymph nodes occur in all of the following locations apart from the: Lower extremitiesDigestive tract-associated lymphatic tissue includes all of the following except for: Islets of LangerhansFunctions of the lymphatic system come with: Transport of excess tissue fluid to the blood vascular deviceThe tonsils situated at the base of the tongue are the: Lingual tonsilsWhich of the following is now not a commonplace component of lymph? Red blood cellsA sentinel node is: The first node to obtain lymph from a space suspected to be cancerousSelect the proper remark about lymph shipping. Lymph shipping depends on the motion of adjacent tissues, equivalent to skeletal musclesSelect the correct remark about lymphocytes. B cells produce plasma cells, which secrete antibodies in to the bloodSelect the correct remark about lymphoid tissue. Lymphoid tissue is predominately reticular connective tissueA ring of lymphoid tissue that appears as a swelling of the mucosa in the oral cavity is called a(n): TonsilBlood enters which of these vessels throughout ventricular systole? Aorta and pulmonary arteriesThe tricuspid valve is closed: When the ventricle is in systoleThe 2nd heart sound is heard all the way through which segment of the cardiac cycle? Isovolumetric relaxationStenosis of the mitral valve might to start with motive a force build up in the: Pulmonary circulationIf we had been in a position to artificially modify the membrane permeability of pacemaker cells in order that sodium influx is more fast: Slow calcium channels in the pacemaker tissue would be cycling at a larger rate Which of the following are concerned immediately in pulmonary move? Right ventricle, pulmonary artery, and left atriumHistologically, the _________ is squamous epithelium supported by a sparse connective tissue layer. Tunica intima (interna)A thrombus (blood clot) in the first branch of the arch of the aorta would impact the go with the flow of blood to the: Right aspect of the head and neck and right higher armCerebral blood go with the flow is regulated by: Intrinsic autoregulatory mechanismsA affected person with very important high blood pressure would possibly have pressures of 200/a hundred and twenty mm Hg. This hypertensive state may just result in all of the following changes with the exception of: Decreased measurement of the heart muscleThis wave indicates depolarization of the atria just prior to atrial contraction. P WaveA double walled fibrous sac that encloses the center. PericardiumThe largest lymphatic vessels are referred to as DuctsLymph amassing or pooling from the lower extremities would first pool in the _____before shifting up. Cisterna ChiliThe ____- are the most straightforward lymphoid organs and are discovered at the entrance of the pharynx TonsilsThe appendix, tonsils, and Peyer's patches collectively are known as _____. MALTHighly specialized lymph capillaries called _____ are present in the villi of the intestinal mucosa. LactealsThe thoracic duct of the lymphatic gadget empties into the _____. Subclavian VeinLymph nodes have more_____ lymphatic vessels than ____ lymphatic vessels. Afferent, EfferentTonsils have blind-ended structure called______. CryptsLymphatic _____ are shaped from the union of the largest collecting vessels. TrunksStores Blood Platelets SpeenProtein containing fluid within the lymphatic vessels. LymphReceives lymph from most of the frame. Thoracic DuctIsolated clusters of lymph follicles found in the wall of the small gut. Peyer's PatchesSmall organs intimately related to lymphatic vessels. lymph nodesFirst line of defense Skin and mucous membranesSecond defensive line Inflammatory responseThird defensive line Immune responseNonspecific defense machine Inflammatory response and skin and mucous membranesSpecific protection machine Immune responseArea the place B cells grow to be immunocompetent. bone marrowArea the place T cells turn out to be immunocompetent. thymusArea the place activated immunocompetent B and t cells recirculate. blood and lymphArea seeded by immunocompetent B and T cells. lymph nodes, spleen and different lymph tissuesArea the place antigen challenge and clonal selection are perhaps to happen. lymph nodes, spleen and different lymph tissuesThe process whereby neutrophils and other white blood cells are attracted to the inflammatory website online is known as: ChemotaxisWhich of the following is not a function of the inflammatory response? replaces injured tissue with connective tissueWhich of the following is feature of antibodies? composed of heavy and lightweight polypeptide chainsB lymphocytes expand immunocopetence in the: Bone MarrowWhich of the following is no longer a form of T cell? AntigenicImmunological memory response that recognizes and mounts an attack on antigens up to now encounteredSpecificity ability to distinguish between closely similar antigensRecognition of self from non-self skill to acknowledge proteins on personal tissue cells as self and now not assault themAutoimmune disease an inability of the immune gadget to acknowledge self, leading to attack of self cells by the immune machine