Answer the following statements true (T) or false (F)
1. The average individual has 500 ml of residual volume in his lungs
2. Atelectasis (lung collapse) renders the lung useless for ventilation.
3. The Hering-Breuer reflex is a potentially dangerous response that may cause overinflation of the lung.
4. Strong emotions and pain acting through the limbic system activate sympathetic centers in the hypothalamus, thus modulating respiratory rate and depth by sending signals to the respiratory centers.
5. As carbon dioxide enters systemic blood, it causes more oxygen to dissociate from hemoglobin (the Haldane effect), which in turn allows more CO2 to combine with hemoglobin and more bicarbonate ion to be generated (the Bohr effect).
1. FALSE
2. TRUE
3. FALSE
4. TRUE
5. FALSE
You might also like to view...
In both the anterolateral pathway and the posterior funiculus-medial lemniscal pathway, the axons of the ________ neurons decussate in the CNS
A. primary B. secondary C. tertiary D. quaternary
Vitamin K is necessary for normal clotting
Indicate whether the statement is true or false
Define free-catch urine
What will be an ideal response?
Which of the following statements regarding computerized adaptive testing (CAT) is false?
A. It is often used for personality measurement. B. It requires elaborate computer programs. C. It allows tests to be shorter. D. It allows greater security than traditional pencil-and-paper tests.