Exam 10: The Respiratory System: Exchange of Gases

A little girl was playing in the snow one day and found that she was wiping her nose quite often. The "runny nose" that she was experiencing due to the cold temperatures resulted from

Carbon dioxide is carried from the tissues to the lungs by a variety of mechanisms. Which of the following lists these mechanisms in order representing the mechanism that carries the most carbon dioxide to the mechanism that carries the smallest amount?

Tobacco smoke contains chemicals that ________ the production of mucus and ________ the activity of cilia in the respiratory system.

The respiratory system functions to ________ with the environment.

The anatomical design of the paired lungs makes them easy to distinguish; the right lung has ________ lobes, whereas the left side has ________ lobes.

Ventilation refers to the process by which

A condition in which wheezing occurs with breathlessness and a persistent cough, and yields yellowish or greenish phlegm is

Which one of the following is a symptom of botulism?

Air spaces in the skull called the ________ drain into the nasal cavity.

Match the following processes of respiration to their definitions. -movement of oxygen across alveoli into the bloodstream

Oxygen moves from the lungs into the blood during internal respiration.

The rate and depth of normal breathing are determined by

Which of the following structures is the location of gas exchange between the inhaled air and the blood?

Match each of the following disorders associated with the respiratory system with its description. -condition that causes an accumulation of fluid in the spaces between the pulmonary capillaries and alveoli due to inadequate pumping of blood by the heart

The rate and depth of normal breathing are controlled by the need to get rid of CO₂.

Hemoglobin in red blood cells can bind both oxygen and carbon dioxide, but not at the same time since it uses the same binding site.

Which one of the following muscles separates the thoracic cavity from the abdominal cavity?

Lung diseases, such as emphysema, can be diagnosed by measuring lung volumes and the rates at which these volumes change.

All of the following are involved in the process of breathing EXCEPT which one?

Oxygen and carbon dioxide both have the ability to bind to hemoglobin, which would seem to be an unfavorable situation for the body, particularly in terms of cellular respiration. What features does the human body use to favor oxygen and not carbon dioxide binding to hemoglobin?