he pathophysiology of ADHD is unclear and there are a number of competing theories.[87] Research on children with ADHD has shown a general reduction of brain volume‚ but with a proportionally greater reduction in the volume of the left-sided prefrontal cortex. These findings suggest that the core ADHD features of inattention‚ hyperactivity‚ and impulsivity may reflect frontal lobe dysfunction‚ but other brain regions particularly the cerebellum have also been implicated.[88] Neuroimaging studies
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PATHOPHYSIOLOGY OF PEPTIC ULCER DISEASE Definition: Peptic ulcer disease is an excavation (hollowed-out area) that forms in the mucosal wall of the stomach. Erosion of a circumscribed area of mucous membrane is the cause. Predisposing Factors Precipitating Factors ➢ Age (40-60) > Malignant tumors ➢ Gender > Gastric Hyperacidity
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PATHOPHYSIOLOGY FOR THE HEALTH PROFESSIONS CHAPTER 6: FLUID‚ ELECTROLYTE‚ AND ACID-BASE IMBALANCES Fluid Imbalance Review of Fluid Imbalance -Water carries nutrients into cells and removes wastes‚ transports enzymes in digestive secretions‚ and moves blood cells around the body. Fluid Compartments -Approximatley 60% of an adult’s body weight consists of water -Infant’s body weight is about 70% -Fluid is distributed between the intracellular compartment (ICF)‚ or fluid inside the
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Alice Palmer has been admitted into the acute stroke unit eighteen hours after experiencing an ischaemic stroke. She has undergone a vital signs assessment including heart rate and blood pressure as well as a Glasgow Coma Scale test as part of a neurological assessment. This essay will discuss the key elements of the data recorded‚ the physical and focused assessments to be completed by the nurse receiving Mrs. Palmer and it will include the normal and abnormal parameters for this case study. Firstly
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HCR240 Human Pathophysiology Lesson 1 Quiz This assignment is worth 40 points. Please make sure you have answered all questions prior to submitting. Once you click the submit button‚ you will not be able to return. Question 1 of 40 A 9-year-old patient is admitted to a pediatric unit with Duchenne muscular dystrophy. Which of the following traits was this condition inherited from? Sex-linked dominant Sex-influenced Sex-limited Sex-linked recessive Question 2 of 40 A 70-year-old
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pathways that can potentially lead to this disorder. A multicenter study attributed 63 percent of diabetic foot ulcers to the critical triad of peripheral sensory neuropathy‚ deformity‚ and trauma (Reiber‚ et al.‚ 1999). The following discusses the pathophysiology of each of the triad in limited detail. Background: Glucose is liberated from dietary carbohydrate such as starch or sucrose by hydrolysis within the small intestine‚ and absorbed into the blood. GLUT-2 transporters carry glucose in to beta
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unidentified. In acute bursitis‚ manifestations occur all of a sudden‚
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Acute leukemia is a form of blood cancer that is produced from the white blood cells in the bone marrow. Both chronic and acute leukemia forms make up 3% of all new cancer cases in the world. Acute leukemia in women has the same treatment and survival outcomes as it does for men. The chances of getting this disease are actually slightly higher for men than women. However‚ it causes many more challenges for women than men during therapy and more long-term health problems. The cells in acute leukemia
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Acute Stress Response Cheryl Welch Liberty University Abstract The purpose of this paper is to define and explain the acute stress response and acute stress disorder. Clarify the differences between the two conditions and offer review of treatments and symptoms associated with both. Therapies and interventions are reviewed and explored for effectiveness in resolving symptoms and preventing post-traumatic stress disorder. The acute stress response (ASR) refers to psychological and physiological
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Acute Lymphoblastic Leukemia results from a genetic or acquired injury to the genetic material (DNA) of a developing stem cell located in the bone marrow. It is not clear what causes the injury or mutation to take place‚ but a few factors that increase the risk of ALL include; previous cancer treatments‚ exposure to radiation‚ a genetic disorder‚ or having a sibling who has ALL. Most cases of ALL occur between 2 and 5 years of age‚ although it can have occurrences in older children and adults
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