Multiple Choice
What is the effect of curare?
A) Depresses the inspiratory neurons in the medulla oblongata
B) Changes the shape of the hemoglobin so that it cannot bind to oxygen
C) Interferes with the activation of the diaphragm and the intercostal muscles by their motor nerves
D) Inactivates acetylcholinesterase
Correct Answer:

Verified
Correct Answer:
Verified
Q22: Which of the following represents a correct
Q23: "Clubbing" of the fingers is a response
Q24: The epiglottis<br>A)is innervated by the phrenic nerve.<br>B)prevents
Q25: Kussmaul respirations<br>A)cause hypoxemia.<br>B)increase PCO₂.<br>C)refer to an acidosis-induced
Q26: Atelectasis<br>A)decreases the surface area for gas exchange.<br>B)causes
Q28: Hyperventilation is most apt to induce<br>A)alkalosis.<br>B)hypoxemia.<br>C)a decline
Q29: Which of the following is most related
Q30: The trachea<br>A)contains C-shaped cartilaginous rings.<br>B)encircles the pulmonary
Q31: Which of the following structures controls respirations?<br>A)Medulla
Q32: The phrenic nerve fires.Which event occurs next?<br>A)The