Respiratory and Cardiovascular System Flashcards

Front

Gas Exchange

Back

The process by which oxygen is taken into the body and carbon dioxide is expelled, occurring primarily in the alveoli of the lungs.

Front

Nasal Cavity

Back

The hollow space behind the nose that filters, warms, and moistens incoming air.

Front

Pharynx

Back

The throat; a muscular tube that connects the nasal cavity and mouth to the larynx and esophagus.

Front

Larynx

Back

The voice box; located at the top of the trachea, it contains the vocal cords.

Front

Trachea

Back

The windpipe; a tube that connects the larynx to the bronchi, allowing air to pass to and from the lungs.

Front

Lungs

Back

The primary organs of respiration, where gas exchange occurs.

Front

Pleura

Back

The double-layered membrane surrounding the lungs and lining the chest cavity.

Front

Bronchi

Back

The two main branches of the trachea that lead into the lungs.

Front

Bronchioles

Back

The smaller branches of the bronchi that lead to the alveoli.

Front

Alveoli

Back

Tiny air sacs in the lungs where gas exchange occurs.