Final Study Guide-PSIO 36 questions Unit 1 1. Vena cava--right atrium--tricuspid valve--right ventricle--pulmonary valve--pulmonary artery--pulmonary vein--left atrium--bicuspid valve--left ventricle--aortic valve--aorta 2. SA node--AV node--AV bundle--right and left bundle branches--conducting myofibers (purkinje fibers) a. pacemaker cells in SA node spontaneously discharge action potentials at a rate of 100-120+ per minute *AP process: 1. depolarization due to na inflow when voltage gated
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Human Physiology/Senses ← The Nervous System — Human Physiology — The Muscular System → Senses Are the physiological methods of perception. The senses and their operation‚ classification‚ and theory are overlapping topics studied by a variety of fields. Sense is a faculty by which outside stimuli are perceived. What are Senses? We experience reality through our senses. A sense is a faculty by which outside stimuli are perceived. Many neurologists disagree about how many senses
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-The thirst mechanism in the hypothalamus‚ the osmoreceptor cells of which sense the internal environment -the hormone‚ antidiuretic hormone (ADH)‚ which controls the amount of fluid leaving the body in the urine -The hormone aldosterone‚ which determines the reabsorption of both sodium ions and water from the kidney tubules -The hormone atrial natriuretic peptide (ANP) is a hormone synthesized and released by the myocardial cells in the atrium of the heart. -Filtration and osmosis -Water
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Unit 5 Notes Chapter 41 Diuretics Drugs that increase urinary output Two major applications Treatment of hypertension Mobilization of edematous fluid to prevent renal failure Introduction to Diuretics Figure 41-1 How diuretics work – mechanism of action Blockade of sodium and chloride reabsorption Site of action Proximal tubule produces greatest diuresis Adverse effects Hypovolemia Acid-base imbalance Electrolyte imbalances Figure 41-2 Classification of diuretics Four major categories
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Unit: Coordination and Control The human body is made up of many cells which form and create different tissues and organs within the body. Control and coordination are required to enable all functions within the body to work accordingly and appropriately at the specific times required. The system
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Hallucinations vs. dillusions Hallucinations-false perceptions having no relation to reality and not accounted for by any exterior stimuli. Delusion- Acute‚ reversible state of disorientation and confusion without drowsiness. DT’s- hallucinations‚ tremors‚ seizures‚ elevated BP & Pulse Tardive Dyskineasia- from neuroleptic meds‚ antipsychotic drugs (Haloperidol‚ fluphenazine‚ trifluoperazine)-facial grimacing‚ tongue thrusting‚ jaw swinging‚ repetitive chewing. Psychotropic drugs- antidepressants
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5) The lymphatic system involves which of the following organs? E) A‚ B‚ and Answer E 7) In the inflammatory response‚ the absence of which of the following would prevent all the others from happening? D) release of histamine Answer: D 10) Inflammatory responses may include all of the following except C) reduced permeability of blood vessels to conserve plasma. Answer: C 12) A bacterium entering the body through a small cut in the skin will do which of the following? E) activate
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Although this should be a very personal‚ moral decision‚ the articles have both twisted the reasons not to have sex around. For instance‚ the 10 Traits article says that "when women have sex‚ they release a hormone called oxytocin (also referred to as "the cuddle hormone")‚ which some scientific researchers believe makes women feel extra warm and fuzzy for their partners." Therefore‚ the article’s advice is to wait at least one month into the relationship before being intimate with your
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I. Kidney Anatomy A. Every day the kidneys filter nearly 200 liters of fluid from the bloodstream‚ allowing toxins‚ metabolic wastes‚ and excess ions to leave the body in urine while returning needed substances to the blood; of this‚ only 1-2 L of urine is actually formed daily B. Location and External Anatomy 1. Kidneys - bean-shaped organs that lie retroperitoneal in the superior lumbar region. 2. The medial surface is concave and has a renal
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According to Tocqueville‚ the primary danger and potential consequence of individualism is that citizens become apathetic. When individualism deteriorates into “general apathy‚” Tocqueville claims that “anarchy and despotism” will follow (Tocqueville 704). In these two possible dystopian democracies‚ either tyranny of the majority or tyranny of the executive power reigns. Both the executive and the majority are “in a position to oppress” when apathy conquers the populace (Tocqueville 704). Furthermore
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