State University Of New York - Stony Brook

EMT- NYS PSI PRACTICE EXAM QUESTIONS AND ANSWERS 2026

Nerves are __________ of the nervous system. A. organs B. tissues C. organ systems D. organelles E. cells -Correct Answer a. organs The term "nerve fiber" refers to a(n) __________. A. nerve cell B. organelle in nerve cells C. organ D. axon E. bundle of macromolecules in nerve cells -Correct Answer d. axon What is the primary site on a neuron for receiving signals from other neurons? a. the axon terminals b. the axons c. the axon collaterals d. the neuro...

Which body region is controlled by the largest area of the motor cortex? a. Fingers b. Toes c. Trunk d. Shoulder e. Neck -Correct Answer Fingers Which of the following occurs during rapid eye movement (REM) sleep? a. The muscles relax, and body temperature, blood pressure, heart rate, and respiratory rate fall. b. A person falls into light sleep. c. The muscles are very relaxed and body temperature, blood pressure, and heart rate, and respiratory rate are at their lowest levels. d. A...

Which of the following is not part of a fat molecule a. cholesterol b. palmitic acid c. stearic acid d. glycerol -Correct Answer a. cholesterol Combination of CoA with the two-carbon fragment formed from pyruvate the a. cell cytoplasm b. mitochondrial matrix c. inner mitochondrial membrane d. outer mitochondrial membrane -Correct Answer b. mitochondrial matrix The blue circle represents a molecule of glucose entering the cell. What is this process called? a. osmosis b. active tr...

you are barefoot on the beach, and your left foot comes into contact with a sharp, painful object. Immediately, you withdraw your foot. What reflex helps to prevent you from falling down? -Correct Answer crossed extensor structure that is part of the brain's endogenous analgesic system -Correct Answer periaqueductal gray you are carrying out an experiment where you deliver stimuli of increasing voltage to a whole muscle. you observe a twitch when the stimulus is 0.23 volts. what would h...

Psychology Lecture Notes For PSY 103

Lecture Notes For PSY 103

Lecture Notes for PSY 103

Lecture notes for PSY 103

This document includes notes for General Chemistry 1: Chemical Reactions and Chemical Quantities. Topics include: Chemical reactions, chemical quantities, combustion, balancing equations, reaction stoichiometry, limiting reactants, theoretical yield, actual yield, percent yield, etc.