Respiratory and Circulatory Systems

Front

Tiny tubes that split from the bronchial tubes/bronchi.

Back

Bronchioles are the small air passages that branch off from the bronchi and lead to the alveoli in the lungs.

Front

Which type of circulation sends blood from the heart to the lungs and back?

Back

Pulmonary circulation is the process of sending deoxygenated blood from the heart to the lungs to get oxygen and then returning it to the heart.

Front

The job of platelets in your blood is to___________.

Back

Platelets help with blood clotting, which prevents excessive bleeding when injuries occur.

Front

Two tubes split off from the trachea are called:

Back

Bronchi are the two main tubes that branch off from the trachea and lead into the lungs.

Front

Veins carry blood ________ to the heart.

Back

Veins carry blood back to the heart.

Front

What is the main function of the respiratory system?

Back

The main function of the respiratory system is to facilitate the exchange of oxygen and carbon dioxide between the body and the environment.

Front

What are alveoli?

Back

Alveoli are tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide takes place.

Front

What is the role of the heart in the circulatory system?

Back

The heart pumps blood throughout the body, supplying oxygen and nutrients to tissues and removing waste products.

Front

What is systemic circulation?

Back

Systemic circulation is the pathway in which oxygenated blood is sent from the heart to the rest of the body and then returned as deoxygenated blood.

Front

What is the difference between arteries and veins?

Back

Arteries carry oxygenated blood away from the heart, while veins carry deoxygenated blood back to the heart.