Instructions

Aside from cancer, what are some of the long term effects of smoking cigarettes or cigars on the lungs and respiratory passageways like the trachea? Name at least two, and describe them in detail. 6pts 2) What is the normal mechanism for passive inspiration; i.e. what muscles are involved? What is the normal mechanism for passive expiration; i.e. what muscles are involved (trick question)? 3pts 3) What is tuberculosis? What do granulomas have to do with it? Why does it cause coughing, sometimes with blood? Explain one reason why it is unfortunately becoming more common these days. 4pts 4) Briefly classify the epithelium types (cell shape/layers/cilia/goblet) lining each of the respiratory structures: 8pts nasal cavity trachea respiratory bronchioles alveoli What is the mechanism for removing dust and foreign materials from the upper conducting respiratory system? What is the mechanism for removing dust and foreign materials from the alveoli? 4ps 5) passages in the 6) What are the functions of type I alveolar cells? And, type I1? What are potential consequences to having too little surfactant? 3pts

The factors that must be considered when attempting to use heat for sterilization include which two of the following?

A newborn infant is found dead, abandoned by the road. Among the many questions that the police would like answered is whether the infant was stillborn. How could the medical examiner tell?

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