A student asks for an explanation of the absolute refractory period of the action potential. What response by the professor is best?
a. A stronger than normal impulse will evoke another response.
b. No stimulus is able to evoke another response at this time.
c. Multiple stimuli can produce more rapid action potentials.
d. The hyperpolarized state
Answer: b. No stimulus is able to evoke another response at this time.
You might also like to view...
The nurse is caring for a pediatric client recovering from surgery for a perforated appendix. Which nursing diagnosis should the nurse use to guide this client's care during the immediate postoperative period?
A) Risk for Chronic Pain B) Risk for Impaired Perfusion C) Risk for Deficient Fluid Volume D) Risk for Infection
A nurse is caring for a newborn who is suspected of having cerebral palsy (CP). Which should the nurse recognize is the most common cause of cerebral palsy?
A) Injury to the developing neurotransmitters in fetuses and premature infants B) Decreased levels of cerebral spinal fluid (CSF) in fetuses and premature infants C) Increased levels of cerebral spinal fluid (CSF) in fetuses and premature infants D) Injury to the immature periventricular white matter in fetuses and premature infants
Which of the following interventions should the nurse perform to prevent drying of the oral mucous membranes and lips in a dying client?
A) Place the client in a cool temperature. B) Provide water to the client at regular intervals. C) Provide the client with absorbent pads. D) Provide oral care, ice chips, and petroleum jelly.
A nursing student states, "When we have lecture-discussion sessions, I never know what's expected of me." The best reply by a peer would be, "I think it's our responsibility as students to
a. avoid actively disagreeing with the instructor or other students." b. make a list of questions about material we don't understand." c. listen until we're called upon to answer questions." d. use review books to check the depth of the material we're learning."