17. How does asthma affect the respiratory tract of an animal? A. Increases their blood supply B. Decreases their blood supply C. Increases their diameter D. Decreases their diameter

18. Bone marrow produces red blood cell A. Immune System and Skeletal System B. Endocrine System and Skeletal System

8. What would happen if someone had an epiglottis injury?

4.  What is the function of the blood cell?A.  Carry messages all over the body B. to control the size of the openings. C. To carry oxygen around the body D. none of these

Which type of drug could be used to treat asthma by opening airways wider? a. sympatholytic drugb. sympathomimetic drugc. anticholinergic drugd. parasympathomimetic drug

22. All of the followings are correct, except--------------------------------. A. Pulmonary circuit of birds & mammals is maintained at much lower pressures than systemic circulation B. Bird embryos have mechanism to shunt of blood from one circuit to the other C. Mammals fetus has the same pressure on both sides of the heart D. In amphibians, the blood vessels draining the left and right ventricles have an interconnecting aperture E. In some fish species that have air breathing organ, the gills remain partly functional

1. Bicarbonate in the plasma allows carbon dioxide to be transported without disrupting the of the blood. A. glucose level B. clotting proteins • C. pH D. immune function

After a person hypoventilates (such as by holding their breath), what can be detected on a molecular level? A. Increase in carbon dioxide is detected by both central and peripheral chemoreceptors. B. Decrease in oxygen is detected by both ventral and peripheral chemoreceptors. C. Decrease in carbon dioxide is detected by both central and peripheral chemoreceptors.

Answer the question below. Is the answer given descriptive enough??

6. Diagram the path of airflow in and out of the lungs, identifying structures involved, and their functions. 7. Explain how the mechanisms of inspiration and expiration occur. 8.  Describe the pleura and its function