What Structures Make Up the Large Surface Area for Gas

Q27: What happens during inhalation?<br>A)The diaphragm is contracted.<br>B)Rib

Q28: Closed air sacs in which gas exchange

Q29: During inhalation, the diaphragm:<br>A)contracts and is dome-shaped.<br>B)relaxes

Q30: How are cellular respiration and respiratory systems

Q31: When a cell is respiring, carbon dioxide

Q33: Most of the carbon dioxide released from

Q34: Hemoglobin is a respiratory protein. Its function

Q35: As shown in this figure, blood flow

Q36: What are spiracles?<br>A)openings between the gills of

Q37: Which of the following is one consequence