front 1 The coronal plane or frontal plane divides the body into what sections? | back 1 Front and back. |
front 2 The transverse or cross-sectional plane divides the body into what sections? | back 2 Top and bottom. |
front 3 The sagittal or medial plane divides the body into what sections? | back 3 Left and right. |
front 4 What is ventilation? | back 4 The exchange of oxygen with carbon dioxide in the lungs. |
front 5 What does the trachea connect? | back 5 The larynx to the lungs. |
front 6 What is surfactant? | back 6 A substance that reduces surface tension. |
front 7 Where is the heart located? | back 7 In the mediastinum. |
front 8 How many lobes does the right lung have? | back 8 Three lobes. Superior, middle, and inferior. |
front 9 How many lobes does the left lung have? | back 9 Two lobes. Superior and inferior. |
front 10 Does the right or left lung have a cardiac notch? | back 10 The left lung. |
front 11 How does gas exchange in the lungs occur? | back 11 By diffusion, a passive transport mechanism. |
front 12 Diffusion: | back 12 The passive movement of a substance from an area of a high concentration to an area of low concentration. |
front 13 Passive transport: | back 13 Movement across a cell membrane that does not require energy input. |
front 14 Tidal volume: | back 14 The amount of air breathed in a normal inhalation or exhalation. |
front 15 What part of the brain controls respiration? | back 15 The medulla oblongata. |
front 16 What does the diaphragm do? | back 16 It is a muscle that increases and decreases the volume in the lungs. |