Thoracic Cavity Organs Part I

Flashcards about the thoracic cavity organs and heart functions.

The heart pumps blood through the and .

arteries, veins

The heart has chambers: 2 and 2 __.

4, atria, ventricles

The __ is the membrane that covers the heart and helps reduce friction.

Pericardium

Lungs

Holds oxygen and carbon dioxide for gas exchange

Lungs has _ lobes

7, four in right lung and 3 in left lung

Alveoli

small sacs where gas exchange occurS

Bronchioles

branches off the trachea that led to alveoli

Trachea

defined by its cartilage rings, it is the passageway that connects the mouth to the lungs.