Choose the One Most Appropriate Answer for Each

question 52

Multiple Choice

Choose the one most appropriate answer for each.
-Intercostal muscles

• A)Flexible windpipe reinforced with cartilage
• B)Detect carbonic acid in artery walls and signal the brain to stimulate faster and deeper breathing
• C)Oxygen-rich form of a respiratory protein
• D)Contains a pair of vocal cords
• E)Stimulate faster breathing in dangerous situations
• F)Part of the brainstem; controls breathing
• G)Throat passage behind the mouth
• H)One inhalation and one exhalation
• I)Connect trachea to lungs
• J)Flaplike structure that points upward allowing air to enter trachea, but blocks the larynx during swallowing
• K)Raise and lower the ribcage
• L)Microscopically small pockets lined with moist epithelium that function in gas exchange