The boys gathered in a circle and started chanting‚ they were preparing to kill. Simon’s tired body limps from out of the jungle. In the dark of night‚ and loudness of their chants they can’t make out the words Simon tries to get out. With a sudden reflex of fear and terror‚ the boys throw their weapons at Simon which ends up killing him. With no remorse of what they just did‚ they try to make sense of the life they just ended. Ralph being the only one who feels bad tries to explain to them what they
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are two types of behaviour Innate and learned . Some people called Nativists believe that a child’s behaviour is innate. Innate behaviour is defined as a natural and instinctive and is present at birth ‚ for example sucking which is an automatic reflex to a newborn baby. Babies instinctively know what to do . We know if we put an object near babies mouths they will try to suck‚ also this can often be seen during an ultrasound scan . This I have witnessed during my 36 week scan of my daughter who
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NEURAL CONTROL AND COORDINATION CHAPTER 21 NEURAL CONTROL COORDINATION 21.1 Neural System 21.2 Human Neural System 21.3 Neuron as Structural and Functional Unit of Neural System 21.4 Central Neural System 21.5 Reflex Action and Reflex Arc 21.6 Sensory Reception and Processing 315 AND As you know‚ the functions of the organs/organ systems in our body must be coordinated to maintain homeostasis. Coordination is the process through which two or more organs interact and
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system where afferent neurons synapse with interneurons which in turn synapse with efferent or motor neurons. This motor neuron then relays the information out of the brain to an effector. In this case‚ the effector is a skeletal muscle that causes the reflex response to occur. Reaction time is a measure of the time between when the stimulus is delivered and the response occurs. This speed can vary person-to-person depending on the speed of transmission of the signal from neuron to neuron‚ as well as the
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more frequent. Briefly describe the reflex that regulates normal respiratory rate and depth. Which gas contributes most to the reflex? Refer to your text for further information. The regulation of normal respiratory rate and depth is due to respiratory centers in the medulla oblongata (ventral respiratory group and dorsal respiratory group)‚ and chemoreceptors (central and peripheral). CO2 is the gas that contributes most to the breathing reflex. C. Measurement of Lung Volumes and
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EPHE 380 – Motor Control Final Exam Ian Haig V00711512 Scenario: Walking down a 45 degree slope with a surfboard under my left arm and a large mountaineering backpack on my back. I was walking down the trail to Sombrio Beach which is about a 1.5k hike down a steep trail to the ocean. I had a surfboard under my right arm‚ an axe in my left hand‚ and a large 40 litre hiking backpack fully loaded with supplies on my back. About half way down there is a left turn in the trail which has a declining
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and hypotension. Nasopharyngeal Airway Adjunct The purpose of an NPA is to manage a casualties airway. NPA’s are preferred in a combat environment because? 1. NPA’s are less likely to dislodge in transport 2. NPA’s are less likely to cause a gag reflex 3. And NPA’s are
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they can help control the condition. a. HYDRALAZINE * Causes direct vasodilation ‚ acting primarily on arteries and arterioles which results in decreased peripheral resistance * Usually taken with beta blocker propanolol to balance reflex tachycardia and diuretic to decrease sodium retention. * Onset of action: 10-20 minutes * Duration of action: 12 hours INDICATION: * Treat moderate to severe hypertension VASODILATION: * Opens k+ channels and relaxes the smooth
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Exercise 8 Simple Muscle Contraction • 3 Phases AB - lag phase or latent phase - (shortest) 0.00sec‚ usually less than 0.01sec - brief period that exists between the application of the stimulus and the start of contraction BC - contraction‚ 0.05sec - peak - shortening of the muscle occur CD - relaxation period‚ 0.05 sec - Occurs when Ca+ is transported back in the sarcoplasmic reticulum Single muscle contraction= 100vib/sec (tuning fork)= 0.10 sec 10vib (result) Neuromuscular junction - formed when
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for bacteria. B) What is the Cough Reflex? Describe the process that Cari’s respiratory system is using to clear her lungs by coughing? a. The cough reflex is used to get things like irritants and fluid which causes us to have sputum out of the nasal passage and pharynx. The cilia or little hairs that are in our trachea is trying to move that mucus and crap from her lungs because they don’t want it there so when there is too much mucus it triggers the cough reflex try to get it out to make more room
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