Multiple Choice
The first event in inspiration is
A) the diaphragm moves downward and the external intercostal muscles contract.
B) atmospheric pressure forces air into the respiratory tract.
C) decreased intra-alveolar pressure.
D) lung inflation.
Correct Answer:
Verified
Correct Answer:
Verified
Q76: Increased blood concentration of carbon dioxide leads
Q77: You are singing a song at karaoke
Q78: The left lung is larger than the
Q79: The force responsible for normal expiration is
Q80: Air entering the potential space of the
Q82: Atelectasis is<br>A)a collapsed bronchial tube.<br>B)a deviated septum.<br>C)a
Q83: Ordinary air is about 21% oxygen and
Q84: In tuberculosis<br>A)an obstruction blocks airflow to alveoli,
Q85: Which of the following proteins transports some
Q86: Laryngitis is a potentially dangerous condition because