Respiratory Review

Respiratory Review

Multiple Choice

what covers the glottis to prevent food going down the trachea?

• trachea

• epiglottis

• palate

• esophagus

Multiple Choice

What part of the pharynx is the region labeled?

• Oral cavity

• Nasal cavity

• Laryngopharynx

• Oropharynx

• Nasopharynx

Fill in the Blanks

What is the organ that connects the pharynx and the trachea?

Upper Respiratory

nasopharynx

oropharynx

pharynx

Larynx

epiglottis

trachea

Multiple Choice

Where in the respiratory tract does the exchange of oxygen and carbon dioxide take place?

• Larynx
• Bronchi
• Trachea
• Alveoli

Multiple Choice

Identify the structure

• Right Mainstem Bronchus
• Left Mainstem Bronchus
• Left Mainstem Bronchiole
• Inferior Bronchi

Multiple Choice

Identify the structure.

• Trachea
• Larynx
• Bronchus
• Bronchiole

Lower Respiratory

• trachea

• bronchi

• bronchioles

• alveolar sacs

• alveoli

• capillaries

Multiple Choice

Which hair like structures line the trachea and respiratory passageways?

• microvilli
• cilia
• flagella

Multiple Choice

This c shape structure protects the windpipe

• tracheal cartilage

• pharynx

• sternum

• epiglottis

Special Structures

Cilia- hair like projections that remove antigens and infectious agents

tracheal cartilage- protects the windpipe

Multiple Choice

7.During ____________, the ribs and diaphragm return to their original resting position.

• A. Excretion

• B. Exhalation

• C. inhalation

• D. Respiration

Multiple Choice

6. During ___________________ , muscular contraction causes the walls of the chest cavity to expand so that the rib cage moves outward and upward.

• A. Excretion

• B. Exhalation

• C. Inhalation

• D. Respiration

Multiple Choice

5.The ______________________ is a sheet of smooth muscles located below the lungs and separates them from the abdominal cavity.

• A. Lungs

• B. Diaphragm

• C. Alveoli

• D. Bronchioles

Diaphragm

• muscle that contracts resulting inspiration/inhalation

• muscle relaxes resulting in expiration/exhalation

Multiple Choice

What adaptations does the alveoli have for efficient gas exchange?

• thick walls

• thin walls

• small surface area

Multiple Choice

what is found around alveoli?

• capillaries

• pleura

• lymphatic nodes

• saliva

Multiple Choice

The air sacs that are covered with capillaries where gas exchange takes place

• bronchi

• lungs

• oxygen

• alveoli

Multiple Choice

When you breathe, your lungs take in ___ and remove ___.

• air/oxygen

• oxygen/carbon dioxide

• carbon dioxide/waste

• waste/air

Gas Exchange

• alveoli- thin single layer epithelial

• capillary- this single layer epithelial

• O₂ diffuses from the alveoli into the capillary

• CO₂ diffuses from the capillary into the alveoli

Multiple Choice

Which of the following BEST describes the relationship between Hemoglobin and Red Blood Cells (RBCs)?

• Hemoglobin is filled with RBCs which bind to oxygen.

• RBCs are filled with hemoglobin which bind to oxygen.

• Hemoglobins are filled with thousands of oxygens which bind to RBCs.

• RBCs move alongside thousands of Hemoglobins in the blood and move oxygen into the RBCs.

Multiple Choice

Which blood cells carry oxygen throughout the body?

• Red

• White

• Plasma

• Platelets

Multiple Choice

What is the term for oxygen rich blood

• oygenated

• deoxygenated

• deoxyribose

• oxyribose

Red Blood Cell

• Carries O₂

• oxygenated- O₂ attached (hemoglobin)

• deoxygenated- O₂ not attached (hemoglobin)

Multiple Choice

Which sequence correctly indicates the branching pattern of the human respiratory system?

• trachea -> bronchi -> bronchioles -> alveoli

• trachea -> bronchioles -> bronchi -> alveoli

• alveoli -> trachea -> bronchioles -> bronchi

• alveoli -> bronchioles -> trachea -> bronchi

The flow of O₂

• upper respiratory

• trachea

• bronchi

• bronchioles

• alveolar duct

• alveolar sac

• alveoli

Multiple Choice

Chemoreceptors in the heart and brain are responsible for

• the internal homeostatic regulation of O₂ consumption

• the environmental regulation of CO₂

• the internal regulation of atmospheric CO₂

• The environmental homeostasis of O₂ production

Homeostasis

Chemoreceptors in the brain and the heart regulate O₂ consumption