أختبار للفصل السادس أحياء الثالث

الفصل 6

Q:At the end of internal respiration, the blood becomes deoxygenated. Why?

Because it gaves oxygen to the cells and took carbon dioxide, which makes the blood deoxygenated.

--------------------------------------------------------------------------------------------

Q:disorders of the respiratory system are more. Why?

Because Respiratory system is exposed to much more microbial effects than other body systems.

--------------------------------------------------------------------------------------------

Q:Sometimes a patient with Catarrhal bronchitis has increase in temperature . why?

Depending on the type of inflammation, in the simple type, there is no increase in temperature.

--------------------------------------------------------------------------------------------

Q:It is possible to hear strong sound when the patient with Catarrhal bronchitis breathes. Why?

because of the respiratory difficulties

--------------------------------------------------------------------------------------------

Q:Define pleura.

It is a double-layer membrane that surrounds the lungs and there is a cavity between these layers which contains fluid that facilitates the movement of the lungs during breathing.

--------------------------------------------------------------------------------------------

Q:Whooping cough spreads in the towns much more than in villages. Why?

because of the crowded and air pollution.

--------------------------------------------------------------------------------------------

Q:Who is responsible for decreasing the volume of the chest cage during exhalation?

relaxation of the diaphragm and intercostal muscles..

--------------------------------------------------------------------------------------------

Q:How long the incubation period for the Whooping cough disease?

The incubation period of microbes is one week or two weeks.

--------------------------------------------------------------------------------------------

Q:To protect the respiratory system from diseases, you should not smoke or drink alcohol. Why?

because it reduces the body immunity.

--------------------------------------------------------------------------------------------

Q:Who is responsible for increasing the volume of the chest cage during inhalation?

Contraction of the diaphragm and intercostal muscles.