outside cells‚ or be killed with antibiotics‚ bordatella can’t reproduce inside lung cells‚ so the only common thing between them is causing inflammation) b. If a pathogen penetrates the skin barrier‚ which of the following action (s) will your immune system take as a first step to fight infection: Activate B-cells to generate antibodies against it Activate T-cell responses to kill infected cells Launch macrophages and inflammatory molecules to signal infection
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NUR 300 Exam #1 1. Which of the following clients is at a high risk for developing dilated cardiomyopathy? a. A 4-year-old child born with cerebral palsy and confined to a wheelchair b. A 44-year-old noncompliant female who forgets to take her hypertensive medications c. A 17-year-old with a diving injury resulting in paraplegia d. A 78-year-old patient with Alzheimer disease who received a third-degree burn following an oven fire 2. A client is experiencing muscle atrophy following 2 weeks
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REVISION COMMON TYPES OF MICROBES 1 BACTERIA Difference between Gram Positive and Gram Negative Shapes of bacteria and examples What shapes have you learnt? GRAM STAIN: The process! You should work on your lab notes. LECTURE 2 GRAM STAIN Developed by a Danish called Christian Gram in 1884 Stain a heat-fixed smear with a dye like crystal violet and fix with Iodine Then wash with ethanol or acetone Finally counterstain with a dye of different colour such as safranin (what is its colour
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| Help build the future of Wikipedia and its sister projects! Read a letter from Jimmy Wales and Michael Snow. | [Hide] [Help us with translations!] | DNA vaccine What is antisense technology? Antisense refers to opposing the normal order (“sense”) of the code in DNA. The DNA (deoxyribonucleic acid) in genes directs cells to assemble the proteins which comprise living creatures. The order of bases in DNA corresponds to the ordering of amino acids to form the proteins. To produce protein
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mosquito. Zika can cause fever‚ it can give you a rash‚ Joint pain and red eyes which can last for days. Zika can’t just infect you by touching you‚ it has to go through your immune system. The immune system is your body’s defense system against viruses. The immune system is not easy for viruses to get through. The immune system is not perfect‚ so viruses can still get through. The Zika virus cell has different parts which all contribute to getting into a host cell. This is called its structure. The
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The Immune System - Overview We are surrounded by billions of bacteria and viruses. To many of them‚ a human being is like a walking smorgasbord‚ offering nearly limitless resources that they can use for energy and reproduction. Luckily for us‚ getting into the human body is not an easy task! From the point of view of these tiny organisms‚ a human is a bit like a fortress. The skin is thick and very hard to penetrate. In addition‚ the skin also produces a variety of substances that are harmful
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Nonspecific Defenses (passive immunity) TRUE OR FALSE? _____ 1. The skin is the single most important defense the body has. _____ 2. Sneezing removes pathogens from your nose. _____ 3. Sweat‚ mucus‚ tears‚ and saliva are all types of mechanical barriers used to protect you. _____ 4. The inflammatory response is part of the body’s first line of defense. _____ 5. Leukocytes are white blood cells that fight infections and get rid of debris. _____ 6. Barriers that keep out pathogens are the
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Physiology & Function of Human Body Systems Task One Draw a large annotated diagram of the lymphatic system‚ Identify the different types of cells of the lymphatic system and relate their structure to their function‚ including the role of tissue fluid and drainage. (P7) Task Two Make a clear written explanation detailing how the lymphatic system is involved in the protection of the human body and its role in the immune response (M5) Task Three
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is waiting on a surface‚ such as a doorknob. Indirect contact also includes diseases that are spread by vectors. A vector is a living agent‚ such as a mosquito‚ that transfers a pathogen from one person to another. 31.2 NOTES The immune system is the body system that fights
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is the acute (immediate) response to stress (it uses electrical signals). Higher brain areas (Cortex) detect and perceive something as a stressor‚ triggering the Hypothalamus‚ which in turn activates the Sympathetic branch of the Autonomic nervous system‚ stimulating the Adrenal Medulla‚ producing two hormones‚ Adrenaline and Noradrenaline‚ which cause the Fight or Flight response‚ which causes bodily changes and has evolved for survival. Bodily changes may include: an increase in heart rate (to
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