1. Why can’t you hear well when you have a middle-ear infection? 2. How would a

Question

1. Why can’t you hear well when you have a middle-ear infection?

2. How would a broken rib that causes extensive pain affect a person’s breathing?

Circulatory system:

3. How does the removal of a lymphatic vessel affect function? What can you do to compensate?

4. What happens to venous return of blood in bed-bound patients? In individuals in a leg cast? What can you do to compensate?

5. What happens to muscles that are not used (e.g. in a cast for 6 weeks)?

6. What is the importance of weight-bearing exercises in space?

7. Why do burn victims frequently die from dehydration and infection?

8. Why do humans need both the sympathetic and parasympathetic nervous systems to function normally? What happens if one of them is not working efficiently?

9. When an individual takes steroids, what is he or she actually taking? What are the common side effects of steroid use?

Digestive system:

10. How does poor dentition affect nutrition?

11. How can bulimia affect the pharynx and esophagus?

12. How would heavy use of antacids affect digestion?

13. Why don’t humans urinate as much fluid in the summer, as compared to winter?

Explanation / Answer

1.Middle ear infection causes temporary hearing problems because inflammation builds up air filled space behind eardrum.this build up reduces the mobility of eardrum and middle ear bones leading to decreased hearing ability.

2. Broken rib causes extensive pain of breathing beacuse of chest trauma.

3.If lymphatic vessels removed there is no filtration for blood so body functioning hampered.

4.In bed ridden patients there is decrese in venous return.

5.When some muscle is not in used it turn to increase fat and no muscle mass will build

6.Weight bearing excercise creates bone denstity.beacuse there is no weight present insie space sp astronauts may feel low bone densitty

7.Burns leave skin more vulnerable to infectio.and once sepsis occured it is life threatening condition.dehydration leads to death.

8.Sympathetic system is referred as flight and fight response system. And parasympathetic system controls all other function of body.they both have exact opposite effect. If any of them not working properly it will be great mal function to bodys daily activity

9.steroids used as main treatment for inflammatory conditions. side effects are acne,blurred vision,high blood pressure,cataract,glucoma

10.Poor dentition affects nutrition beacuse person is unable to chew food properly or may be having problem during food chewimg therefore patient restrict eating and ultimately affects nutrition.

11.Bulimia can rupture or tears esophagus causes blood in vomit.there may be ulcers sore seen in pharyngeal area.

12.Heavy dose of antacids occured with problems like diarrhea or constipation.

13.Because in summers body gets rid of water mainly by sweating beacuse of higher temperature outside.Therefore humans urinate less in summer

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