Respiratory System Test

Which of the following structures connects the nose to the throat and is the most inferior portion of the pharynx?

• nasopharynx

• larynx

• oropharynx

• laryngopharynx

Boys have high pitched voices when they are young, but their voices deepen as they age. What causes this?

• They are able to push more air through the larynx as they get older.

• Their lungs grow as they get older.

• Their mouths and sinus cavities grow, causing sound to vibrate more deeply.

• Their vocal cords thicken and undergo changes in tension as they get older.

What is the purpose of the cartilaginous rings that surround the trachea?

• To prevent food from entering the trachea accidentally.

• To prevent the trachea from collapsing between breaths.

• To collect foreign particles and prevent them from entering the lungs.

• To produce sound as air passes through them.

Which of the following describes the path of carbon dioxide as it leaves your capillaries and exits through the respiratory system?

• bronchioles, bronchi, alveoli, trachea, larynx, pharynx, mouth/nose

• alveoli, bronchioles, bronchi, trachea, larynx, pharynx, mouth/nose

• mouth/nose, pharynx, larynx, trachea, bronchi, bronchioles, alveoli

• mouth/nose, pharynx, larynx, bronchioles, trachea, bronchi, alveoli

The structure that contracts, allowing you to inhale is/are the

• lungs

• diaphragm

• trachea

• larnyx

You are sitting calmly while you work on this test. The amount of air that is regularly being exchanges through your lungs during this time is called the

• residual volume.

• total lung capacity.

• tidal volume.

• vital capacity.

Your doctor told you that you have an upper respiratory infection. Which of the following structures would not be affected by this infection?

• bronchi

• pharynx

• larynx

• nose

Your friend had her larynx removed. What will she be unable to do?

• cough

• swallow

• breath

• speak

When your diaphragm and intercostal muscles are relaxing, what are you doing?

• exhaling

• a strenuous activity

• resting

• inhaling

Type the name of structure A

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