Contraction and relaxation of the diaphragm and intercostal muscles
A) change thoracic volume.
B) close the glottis.
C) occur in response to firing of the vagus nerve.
D) All of the above are true.
Correct Answer:
Verified
Q56: The central chemoreceptors are primarily sensitive to
Q57: Which event occurs first?
A)The diaphragm contracts.
B)Air moves
Q58: The phrenic nerve fires.Which event occurs next?
A)The
Q59: Kussmaul respirations
A)cause hypoxemia.
B)increase PCO₂.
C)refer to an acidosis-induced
Q60: Which structure has the thinnest wall?
A)Trachea
B)Bronchi
C)Larynx
D)Alveoli
Q62: Which of the following occurs on inhalation?
A)Air
Q63: Respirations are primarily controlled by the
A)medulla oblongata.
B)cerebellum.
C)spinal
Q64: Cartilaginous rings
A)prevent the collapse of the trachea.
B)surround
Q65: A preterm infant is most likely to
Q66: Most CO₂ is transported in the blood
A)by
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents