What is the role of blood-brain barrier (BBB) transporters in neurotransmission?
1. Facilitate medication absorption.
2. Increase neurotransmission activity.
3. Shuttle neurotransmitters away from the brain.
4. Maintain a steady state of available medication molecules.
Answer: 3
Explanation: BBB transporters shuttle away neurotransmitters and their metabolites to prevent them from entering the brain. BBB transporters are not involved in increasing neurotransmission, facilitating absorption, or maintaining a steady state of available medication levels in the blood.
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The nurse has collected the following assessment data: right heel with reddened area that does not blanch. What nursing diagnosis would the nurse assign?
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