4 Quick Blood Bio Q’s. Help Please, Stuck?

1. The physician treated a patients suffering from cystic fibrosis. This condition is characterized by the buildup of mucous in the lungs, which results in reduced gas exchange. The body compensates for this reduction by increasing its production of
a) plasma
b) platelets
c) red blood cells
d) white blood cells

2. Tourists are advised to obtain cholera vaccinations before arriving on the island. The vaccine protects them against cholera for a number of years by causing the production of
a) platelets
b) antigens
c) killer T-cells
d) memory T-cells

3. The physician noted that if the worker were exposed to the same bacteria sometime in the future he might not develop an infection. The most likely reason is that
a) suppressor T-cells will slow down the action of the acteria
b) memory T-cells will rapidly produce antibodies to the bacteria
c) antibodies will still be present in the worker’s system from the 1st exposure to the bacteria
d) killer T-cells will still be present in the worker’s system for the 1st exposure to the bacteria

4. In some cafeterias, plexiglass acts as a barrier between food and bacteria. Which of the gollowing structures performs a similar function in the human body?
a) Skin
b) Antibodies
c) Macrophages
d) Killer (cytotoxic) T-cells