Problem Set 6: The Respiratory System
The pH of the cerebrospinal fluid is monitored by which of these brainstem centers?
Central chemoreceptors
Emotional states are integrated by the __________, which generates an output that creates such respiratory variations as laughing and crying.
PRG
Activation of the sympathetic nervous system would have what effect on airway resistance in the bronchi?
decrease
A decrease in volume leads to a(n) ________ pressure.
increase in
People who live in cold climates (or people in Florida when it gets below about 40 degrees) often say that it's so cold outside that it takes their breath away. What system is invoking this response?
irritant receptors
Which of the following is the largest in diameter?
main bronchi
Which of the following processes does atmospheric pressure play a role in?
pulmonary ventilation
Gas flow decreases as ________ increases.
resistance
Which of the following is located in the pinky toe?
respiratory division of the respiratory system
What type of muscle tissue controls airway diameter?
smooth muscle
