Police stop a very drunk Richard for driving erratically at 3 AM and give him a breathalyzer test, which he fails miserably. Why does he fail so badly?

A. Excess surfactant has been secreted in response to alcohol.
B. The thickness of his respiratory membranes prevent alcohol from evaporating out of his blood.
C. His alveoli are in excellent condition.
D. The thinness of his respiratory membranes allows volatile alcohol molecules to enter the alveoli and become detectable by the machine.


Answer: D

Anatomy & Physiology

You might also like to view...

The sympathetic division of the ANS reduces blood flow to which of the following?

A. The brain B. The skin C. The skeletal muscles D. The heart E. The lungs

Anatomy & Physiology

The least developed of the papilla types are the ______ papillae, which house only a few taste buds during infancy and early childhood

A.   papiform B.   filiform C.   fungiform D.   vallate E.   foliate

Anatomy & Physiology

The chloride shift in red blood cells

a. causes the development of an electrical gradient b. occurs in response to bicarbonate movement into the plasma c. causes a decrease in blood pH d. involves the exchange of H+ for Cl- ions on hemoglobin molecules e. involves the exchange of HCO3- for Cl- ions on hemoglobin

Anatomy & Physiology

There is not a link between autism and ADHD and the environment.

a. true b. false

Anatomy & Physiology