NLN PAX RN Science questions with correct answers

Alimentary canal definition CORRECT ANSWER begins at mouth, ends at anus... digestive system A neuron that transmits impulses from receptors to the spinal cord CORRECT ANSWER sensory neuron Kinetic energy is at a maximum when the potential energy is... CORRECT ANSWER at a minimum, for example at the bottom of an incline The more rapid the vibration of sound is, the ____________ the __________ is CORRECT ANSWER higher, pitch What is the temperature during a phase change from liquid to gas? CORRECT ANSWER Temperature is constant at 100 degrees Celsius per 1 atm If the temperature rises to 300 degrees Celsius of a gas, the substance would do what? CORRECT ANSWER It would remain a gas.... it would change back to liquid or condense if heat was withdrawn Neutralization reactions from _____ and _______. CORRECT ANSWER Water and a salt What organ controls the amount of calcium in the blood? CORRECT ANSWER Parathyroid - Secreted PTH - Calcium low = release calcium - Calcium high = calcium deposits in bone