Which of the following statements regarding the brain is correct?
A) The brain uses 45 to 50 L/min of oxygen.
B) The brain occupies approximately 60% of the cranium.
C) The brain metabolizes minimal amounts of glucose.
D) The brain has the ability to store oxygen and glucose.
Answer: A) The brain uses 45 to 50 L/min of oxygen.
You might also like to view...
With age, epithelial tissues
A. become more flexible. B. lose their blood supply. C. become thinner. D. lose their pliability and resiliency. E. increase in mass.
Excess postexercise oxygen consumption serves all of the following purposes EXCEPT ___________.
A) it restores ATP and phosphocreatine levels B) it removes unnecessary catecholamines from circulation C) it metabolizes lactate D) it replenishes oxygen bound to myoglobin
Which of the following statements is TRUE?
A. Air moves into the lung when alveolar pressure falls just below atmospheric pressure B. Inspiration can be a passive process not requiring muscle contraction when you are asleep C. Boyle’s law states that the pressure of a gas is inversely proportional to its temperature D. Air moves out of the lung as alveolar pressure falls just below atmospheric pressure
The muscles of the anterior compartment of the leg function to
A. dorsiflex the foot and flex the toes. B. plantarflex the foot and extend the toes. C. dorsiflex the foot and extend the toes. D. plantarflex the foot and flex the toes.