diseases SENSORINEURAL HEARING LOSS (SNHL) Due to a defect in the conversion of sound into neural signs or in the transmission of those signal to the cortex Can be caused by the disease in cochlea‚ acoustic nerve(CN 8)‚ brainstem or cortex MIXED HEARING LOSS The conduction of sound to the cochlea is impaired‚ as well as transmission through cochlea to the cortex CAUSES OF HEARING LOSS CONDUCTIVE HEARING LOSS 1. EXTERNAL EAR CANAL Impacted earwax Otitis externa Foreign body Congenital atresia
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Week 1: Foundations & Themes in Cognitive Psychology -Where do nativists think knowledge comes from? Where do empiricists think knowledge comes from? Nativists think knowledge comes from inborn characteristics of the brain‚ that is we are predisposed to learn certain things. Empiricists think we start out with a blank slate and acquire knowledge through experiences with the world. -What is Behaviorism? What do behaviorists study? What don’t behaviorists study? Behaviorism is the idea that
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Outline the function of the hippocampus as described in Maguire’s study. - The hippocampus is located in the medial temporal lobe and belongs to the limbic system. The limbic system is the set of brain structures that forms the inner border of the cortex. b) Outline one difference between the MRI scans of taxi drivers and non-taxi drivers in Maguire’s study. - The posterior hippocampi of taxi drivers were significantly larger in relation to those of
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Endocrine System Is a group of specialized organs and body tissues that produce‚ store‚ and secrete chemical substances known as hormones. As the body’s chemical messengers‚ hormones transfer information and instructions from one set of cells to another. Because of the hormones they produce‚ endocrine organs have a great deal of influence over the body. Among their many jobs are regulating the body’s growth and development‚ controlling the function of various tissues‚ supporting pregnancy
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in the paraventricular nucleus of the hypothalamus. These cells transform the nervous signals into a humoral messenger‚ (corticotrophin releasing hormone‚ CRH)‚ which is secreted from nerve endings into portal blood vessels which carry it to the anterior pituitary gland. There‚ CRH stimulates the corticotroph
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TEST ONE 1. A 75-year-old man with a 40-pack-year history of smoking and hypercholesterolemia is diagnosed with severe atherosclerosis. Atherosclerotic occlusion of which the following arteries would result in insufficient perfusion of the urinary bladder? (A) external iliac (B) Inferior epigastric (C) Internal iliac (D) Internal pudendal (E) Lateral sacral 2. A 36-year-old woman is hospitalized for treatment of a stomach ulcer has been progressively worse over several months. Radiographic
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Chapter 10-12: Nervous System & Special Senses 1. Masses of myelinated nerve fibers appear a. white. b. gray. c. brown. d. transparent. Answer: A 2. Which of the following lists the parts of a reflex arc in the correct sequence? a. receptor‚ sensory neuron‚ motor neuron‚ interneuron‚ effector b. effector‚ receptor‚ sensory neuron‚ motor neuron‚ interneuron c. effector‚ sensory neuron‚ receptor‚ interneuron‚ motor neuron d. receptor‚ sensory neuron‚ interneuron‚ motor neuron‚ effector
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Chapter 12‚ Exam 3 Name: ___________________________________ Date: ______________ 1. The definition of _____ is a negative emotional state occurring in response to events that are perceived as taxing or exceeding a person’s resources or ability to cope. A) a hassle B) stress C) a stressor D) appraisal 2. Which of the following is the BEST definition of stress? A) the demands that are made on you by other people B) deadlines‚ daily hassles‚ or inconveniences C) a negative emotional state caused
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Chapter 19 - Reproductive Systems Reproductive System: What is the function of the male and female reproduction systems? Produce and nurture sex cells (gametes)‚ and transport them to the site of fertilization. Male: The male sex organs are designed to transport sperm to eggs. Primary sex organs (gonads) produce sperm and hormones while accessory sex organs have a supportive function. The Testes: The testes are ovoid structures suspended in the skin-covered pouch called the scrotum. Each
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External anatomy * The body of fetal pigs is divided by three main parts‚ such as the head‚ neck‚ and trunk. They have also the tails which is located in the posterior end of the trunk. The trunk can be separated two divisions. First one is the anterior thorax and another is the posterior abdomen‚ separated internally by the muscular diaphragm. * The fetal pig have distinctive organ called an umbilical cord. This helps get some nutrient from mother pig to fetal baby. This is connected among
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