Which of the Following Is NOT a Feature of Gas

question 36

Multiple Choice

Which of the following is NOT a feature of gas exchange in the respiratory system of birds?

• A)The exchange of gases between parabronchi and blood is in a countercurrent direction.
• B)The flow of air through the lungs is one way.
• C)The dead space within the respiratory system is small compared to that in mammals.
• D)Gas exchange occurs during both inhalation and exhalation.

Understand the characteristics of the chi-squared distribution.

Apply the chi-squared goodness-of-fit test to various data sets.

Calculate expected frequencies for cells in a chi-squared test.

Distinguish between different statistical tests and when to use them.