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Exam (elaborations)

HTHRHSC 5500 Concepts Assessment 1 Exam | Questions and Answers
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January 2025

2024/2025

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HTHRHSC 5500 Concepts Assessment 1 Exam | Questions and Answers Darrell Johnson is a 30 year-old man, who sustained a fracture of his left tibia 2 months ago. The cast has just been removed, and he is amazed at the degree to which the muscles in his leg have shrunk. What are the reasons for this muscle cell atrophy? Select all correct responses. This muscle cell atrophy is adaptive and reversible. This muscle cell atrophy is a pathological response due to denervation. This muscle cell atrophy...
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HTHRHSC 5500 Exam Pack Questions and Correct Answers | Latest Update | A+
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5

July 2024
HTHRHSC 5500 Exam Pack Questions and Correct Answers | Latest Update | A+
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HTHRHSC 5500 Final Exam Questions and Correct Answers | Latest Update | A+
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38

July 2024

2023/2024

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What is the second biggest internal organ? Ans: The brain (3 lbs) How much did Einstein's brain weigh? Ans: 2.5 lbs What is focal ischemia? Ans: Local Ischemia How does too much aerobic metabolism damage the cell? Ans: Too much calcium in cells, too much lactic acid Vasogenic Ans: too much fluid outside of the cell Cytotoxic Ans: too much fluid inside the cell What causes a vasogenic edema? Ans: Blood brain barrier does not work (most common infection is meningitis) What causes cy...
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HTHRHSC 5500 Exam 1 Questions and Correct Answers | Latest Update | A+
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30

July 2024

2023/2024

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True/False If a cell does not make adaptive changes as a result of stress, it will die Ans: True Cellular Adaptation Ans: Allows stressed tissue to survive or maintain function Atrophy Ans: To wither away, "shrinking" Causes of atrophy Ans: Disuse, denervation, loss of endocrine stimulation, inadequate nutrition, decreased perfusion Hypertrophy Ans: Increase in cell size (ex. muscles get bigger from from working out) Hyperplasia Ans: Increase in number of cells *cells have to be...
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HTHRHSC 5500 Exam 6 Questions and Correct Answers | Latest Update | A+
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43

July 2024

2023/2024

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accessory organs of the GI tract Ans: liver gallbladder pancreas liver Ans: produces bile, which helps digest fat uptake, storage, distribution of nutrients (glucose, lipids, proteins) and vitamins synthesizes most of the plasma proteins metabolizes and eliminates drugs and toxins largest organ, ~3 lbs gallbladder Ans: stores and concentrates bile (takes water out) releases bile when you eat fat pancreas Ans: exocrine fx: secretes digestive enzymes endocrine fx: regulates bloo...
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Exam (elaborations)

HTHRHSC 5500 Exam 7 Questions and Correct Answers | Latest Update | A+
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53

July 2024

2023/2024

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what happens when aerobic metabolism stops Ans: less ATP, glutamate release, Ca2+ into cell (NMDA receptor opens), cell injury and death what happens when anaerobic metabolism used Ans: lactic acid produced, lowered pH causes damage, Hb less likely to carry O2 results of Ca2+ cascade Ans: release of intracellular enzymes, protein breakdown, free radical formation, lipid peroxidation, fragmentation of DNA, nuclear breakdown vasogenic edema Ans: caused by infection, meningitis, increase...
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HTHRHSC 5500 Exam 4 Questions and Correct Answers | Latest Update | A+
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53

July 2024

2023/2024

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artery structure Ans: tunica eterna, tunica media, tunica intima tunica externa Ans: collagen and elastic fibers tunica media Ans: smooth muscle (contraction and dilation controls blood pressure) tunica intima Ans: endothelium (goals: no clotting or sticking to wall) vascular endothelium Ans: nutrients and O2 pass from blood into tissue wastes and CO2 pass from tissue into blood creates compounds that stimulate -vasodilation or vasoconstriction (NO2 and kinins) -->smooth muscle...
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