Bio 202 Quiz 2

An aspirated object is most likely to end up in...

right primary bronchus

Unit 2: how many primary bronchi are normally present in humans?

5

How is the vital capacity calculated?

Expiratory reserve volume + tidal volume + inspiratory reserve volume

use one word to name the SPECIFIC point the arrow is pointing to

carina

a lung diseases marked by abnormally few but large alveoli is

emphysema

Unit 2: cytotoxic T cells are a necessary part of cloning B cells

false

Unit 2: cytotoxic T cells primary function is to produce antibodies

false

Unit 2: there is normally about a liter of air in the pleural space

false

non-specific immunity requires prior exposure to an antigen

false

the atmosphere is comprised of a mixture of gases. In that mixture, the fraction comprised of oxygen is less in Flagstaff than in Phoenix. (Flagstaff is at a higher altitude than phoenix)

false

If plasma pH falls, this information is transmitted to the respiratory center by chemoreceptors. The respiratory center then...

increases the respiratory rate

if you had chicken pox as a child, your immunity would be best described as naturally acquired, active immunity

true

the flu vaccine is an example of an artificially acquired active immunity

true

the atmosphere of our planet is approximately ___ % oxygen

21

Regarding the ventilation of the lungs with air, the relationship between volume and pressure is described by...

Boyles law

clonal selection identifies a ___ lymphocyte that needs to be cloned for the production of a specific antibody

both T and B

In asthma, which of the following structures is where most of the construction that causes increased airway resistance occurs?

bronchioles

the amount of gas that can be dissolved in a liquid is best described by

henrys law

clonal deletion is a process in which _____ antigens are not attacked

host

Unit 2: hypocapnia (low CO2) will lead to which of the following conditions?

hypoventilation due to alkalosis