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NLN PAX SCIENCE EXAM 2026 96+ COMPLETE EXAM QUESTIONS AND ANSWERS 100% VERIFIED A+ GRADE ASSURED!!!!! NEW LATEST UPDATE!!!!!

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NLN PAX SCIENCE EXAM 2026 96+ COMPLETE EXAM QUESTIONS AND ANSWERS 100% VERIFIED A+ GRADE ASSURED!!!!! NEW LATEST UPDATE!!!!!

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FINAL EXAMINATION PAPER dd dd




dd NLN PAX SCIENCE EXAM QUESTIONS ANSWERS
dd dd dd dd dd




STUDENT NAME: ________________________________
dd dd DATE: _____________ dd




COURSE: Kaplan nursing entrance exam science Cartes
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EXAM CODE: NLN PAX SCIENCE EXAM QUESTIONS ANS
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WERS-101




EXAM INSTRUCTIONS:
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1. Print your full name and date clearly in the header above.
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2. This exam booklet contains both Test Questions (Part I) and Verified Solutions (Part II).
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3. Answer all multiple-choice questions clearly. Double-check your work.
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4. Do not break the seal or open this booklet until instructed to do so by the proctor.
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Q1. digestive system
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[Verified Solution]: breaks down food into absorbable units that enter the blood for distribution to bod
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y cells.
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Q2. cardiovascular system
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[Verified Solution]: blood vessels transport blood which carries oxygen, carbon dioxide, nutrients, wat
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er, etc. dd




Q3. what are the 3 parts of homeostatic regulation?
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[Verified Solution]: 1. the receptor-
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receives info that something in the environment is changing. 2. the control center-
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receives and processes information from the receptor. 3. the effector-
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responds to the commands of the control center by either opposing or enhancing the stimulus.
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Q4. what is negative feedback?
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[Verified Solution]: a reaction in which the system responds in such a way as to reverse the direction
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of change
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Q5. examples of negative feedback:
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[Verified Solution]: - thermoregulation -home heating system -blood glucose level
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, Q6. what is positive feedback?
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[Verified Solution]: a response is to amplify the change in the variable. this has a destabilizing effect,
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so does not result in homeostasis. positive feedback is less common.
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Q7. examples of positive feedback:
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[Verified Solution]: -blood clotting -child birth
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Q8. pathways that can alter homeostasis:
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[Verified Solution]: nutrition, toxins, psychological, physical digestion.
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Q9. what is transportation?
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[Verified Solution]: when substances are transported to be used in the body.
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Q10. osmosis:
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[Verified Solution]: one way motion (like a boat on a river). transportation of water. the exchange of f
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luids from the extracellular fluid to the intracellular fluid.
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Q11. passive transport:
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[Verified Solution]: transportation of chemicals (like a boat going down a river). one way fluid motion
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.




Q12. active transport:
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[Verified Solution]: transportation moving the opposite way of the flow
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Q13. what are the primary ions of electrolytes?
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[Verified Solution]: -sodium -potassium -calcium -magnesium -chloride -hydrogen phosphate -
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hydrogen carbonate dd

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