side effects of radiotherapy and chemotherapy treatment. It is characterized by both inflammation and cell loss in the epithelial barrier. Mucositis is a very complex condition: it develops as a series of dynamic interactions that begin in the epithelium but in a later stage involves other tissue mucosal components like the endothelium‚ extracellular matrix and connective tissue. It is a frequent reason to postpone chemotherapy treatment ultimately leading towards a higher mortality in cancer patients
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the kidneys structurally modified to aid in filtration? It has tubules and is porous B. What is important functionally about transitional epithelium? It allows for stretching. Transitional epithelium contains cells that are flattened and cells that are cuboidal; hence the name "transitional". You can find transitional epithelium in the bladder and in the first expansion of the ureters as they leave the kidneys (called a calyx). C. What is the function of the ureter?
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1. Our digestive system provides the body a means to transfer nutrition from the external environment into the cellular level in order to sustain life. Salivary glands‚ controlled by the autonomic nervous system‚ are located in the oral cavity. Its main role is to secrete saliva in the oral cavity. There are three pairs of salivary glands. Parotoid savary gland lies under the skin on each side of the mandible. These glands secrete amylase‚ an enzyme that breaks down starches. The parotoid duct implies
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coronally from the mucogingival junction * It is continuous with the oral epithelium and is covered with keratinized stratified squamous epithelium * It is firmly attached to the alveolar bone unlike the free or marginal gingiva * It DOES have attachment fibers‚ which is why on the lingual aspect of maxillary teeth the attached gingiva will blend with the attached palatal mucosa Rete pegs * Ridges of epithelium that form the connection between the free or attached gingiva and the underlying
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HEATHER TOUPS A/P I T&R 10TH EDITION TEXT SELF QUIZ CHAPTER 3 Fill in the blanks in the following statements. 1. The three principal parts of the cell are the plasma membrane‚ cytoplasm and nucleus 2. Apoptosis refers to programmed cell death‚ whereas necrosis refers to cell death resulting from tissue injury. 3. The fluid portion of the cytoplasm is the cytosol 4. List three causes of cellular aging. 1)shortening and loss of protective polemeres
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1. Testicular cancer is a common disease associated with the male reproductive system. The major symptoms associated with the disease are lumps and/or enlargements of either testicle‚ aches in the groin or abdomen area and collection of fluids in the scrotum. Other symptoms include enlargement or tenderness of the breasts and back pain. This cancer is diagnosed typically after the discovery of a lump or swelling in the testicles. The swelling or lump is usually discovered when a man gives himself
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Chapter 15 The Special Senses Olfaction A. 1. Olfactory epithelium Specialized cells lining the olfactory recess 2. Olfactory bulbs (#1) Axons of olfactory neurons project through the cribriform plate (#1) to these structures Where the olfactory nerves synapse with mitral & tufted cells 3. Olfactory vesicles bulbous enlargements of the dendrites of olfactory neurons 4. Olfactory hairs Have chemoreceptors (#5) that bind to odorants‚ resulting in action potential production 5. Basal cells
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cell Intestinal epithelial cells Cl- Cell membrane Anionic proteins (a) Ion concentration inside a single animal cell (b) Ion concentration across gill epithelium of a freshwater fish Blood capillary Intestinal lumen Glucose from meal Cross section of small intestine (c) Glucose transport across intestinal epithelium into the blood system MEMBRANE STRUCTURE Extracellular fluid Glycoproteins and -lipids Phospholipid bilayer Cytoplasm Integral and peripheral proteins
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Name: __________________________ Date: _____________ |Link to: 22.1 Inhaled air travels in the upper respiratory system| 1.|Which of the following is not part of the upper respiratory system?| A)|Nose| B)|Oral cavity| C)|Pharynx| D)|Trachea| E)|Nasal meatuses| Ans:|D| |Link to: 22.1 Inhaled air travels in the upper respiratory system| 2.|The conducting zone does NOT act to| A)|clean air of debris.| B)|conduct air into the lungs.| C)|add water to air.| D)|warm air.| E)|It
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term hyperacidity in the stomach and duodenum. Patient was a smoker. Smoking reduces blood flow and impedes healing of the epithelium and mucosa. Presence of curved and spiral-shaped bacilli within the superficial mucosa of the antrum (no mention of the body of stomach) indicates
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