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Enrichment Questions

Instructions: This is an honors level course. Answer all questions fully using complete sentences. If you want full credit, please provide plenty of details.

1. How is the concept of homeostasis related to aging and disease? Provide examples to support your thinking.

2. When we are dehydrated, we are thirsty and drink water. Is this part of negative or positive feedback control systems? Explain your reasoning.

3. Why would you have a hard time understanding physiology if you did not also understand anatomy?

4. Describe the different body cavities.

5. Career Focus: What does a dental hygienist do and why would he/she need to know anatomy and physiology?

1. The body is constantly changing, no matter what age. If one component goes out of balance example water content, it affects the whole body. As the body ages organs naturally become less efficient, therefore making homeostasis more challenging.

2. This is positive feedback control systems because the body has a response to lack of water by signalling to the brain the urge for a drink, 'thirst'

3. Because without anatomy there couldn’t be physiology of the body . Because without knowing where the parts is at. Then you don’t know what they do.

4. Cranial cavity hold the skull and brain.

Pelvic cavity hold the reproduction organs and the urinary bladder.

Abdominal cavity hold the stomach and liver and pancreas

Spinal cavity hold the spinal cord.

5. So they could help know and fix the problem of the patient is having and what is wrong with them.

Source: Modified from Essentials of Human A&P