Mucus occurs in both the respiratory and digestive tracts. What is its main immunological function?

Stroke occurs when

Discuss two common problems of the digestive system as presented in class.  Include the cause of the problem and possible treatments.

Who requires a higher gain,  A or B?  Justify your answer. A.  a person with a dense cataract or B.  A person who is aphakic

Organisms with a circulating body fluid that is distinct from the fluid that directly surrounds the body’s cells are likely to have _____.

What does the first blue peak (around day 17) represent?

What is the lymph system?  Why is it important to animals such as humans?

During most daily activities, the human respiration rate is most closely linked to the blood levels of _____.

An open circulatory system _____.

What type of muscle is responsible for contractions of the digestive tract and arteries?