Homeostasis and Controlling Factors in the Body - Nursing Assignment Help

Assignment Task

Task 

• Homeostasis and Controlling Factors in the Body 
• The overall word limit for the three questions is 200 words 
• Running marathon requires regular intense training, and therefore, the energy source during the exercise plays a major role. 
• Explain why carbohydrates are used in intensive training. Show (step by step) how carbohydrates loading is required towards the marathon running preparation. 
• Explain the relationship between carbohydrates and insulin to regulate the metabolism during the marathon? 
• Indicate the role of oestrogen released by ovaries in homeostasis and explain whether it is negative or positive feedback 

Task 3 – The Nervous System
Q.1 With respect to the diagram below:

• Explain the role of sensory receptors and how they contribute towards Homeostasis and control mechanism.
• Draw and label the neuron, to explain its role in the nervous system.
• Draw a summary diagram of nervous system to explain the function/s of CNS and PNS. Clearly show how each system contributes towards Homeostasis (use bullet points).

Q.2
Explain how nerve impulses are generated and transmitted along axons.

• Use the diagram to explain the action potential.
• Read the following scenarios, to explain which part of CNS is involved and provide reasons showing how homeostasis is maintained:
• Scenario with body temperature:
• You quickly become dehydrated. How do your nervous, endocrine, and urinary systems cooperate to detect and decrease your dehydration?
• ii.Joseph goes swimming with a group of friends but forgets to bring a change of dry clothes. The sun is starting to set, the temperature is falling, and his clothes are still very wet. Joseph becomes hypothermic.
• What does Joseph need to do to raise his temperature?
• b.Describe how your answer demonstrates negative feedback

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