According to the Fick equation, if cardiac output doubles during exercise and the arterial-mixed venous oxygen difference remains constant, body oxygen consumption would
A. decrease by 50%.
B. remain constant.
C. increase by 100%.
D. none of these answers is correct.
Answer: C
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How does the sodium potassium pump help maintain the resting membrane potential? Choose the correct option
A) Pumps potassium in and sodium out B) Pumps sodium in and potassium out C) Exchanges a sodium and a potassium for a calcium D) Uses calcium to pump sodium and potassium against their concentration gradients
Effacement is the thinning of the cervical wall during labor
Indicate whether the statement is true or false
Children who have been confronted by a catastrophic event often display an inability to build or maintain friendships or relationships with teachers which manifests as
A. the ability to be powerful enough to shut down normal body reactions to stimuli. B. lies to avoid a similarly traumatic situation. C. regression to behaviors or language patterns that had formerly disappeared. D. altered perceptions and memories of the event.
A condition of lack of coordination of muscle movements is:
A) ataxia. B) bradykinesia. C) chorea. D) cerebral palsy.