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501

Physiology Preparation (Dr. Aim Sothea)

 

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1) The following could occur together effectively EXCEPT:?

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2) The summation of EPSPs from numerous presynaptic nerve fibers converging onto one
postsynaptic neuron is called?

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3) Main function of Parasympathetic nervous system is?

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4) The resting potential of a neuron is πŸ˜•

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5) What type of speech does Broca’s area control?

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6) Which hormone control regulation of Calcium?

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7) Which of these is relatively high in extracellular fluids?

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8) A tract is collection of fibers (axon) in?

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9) Which of the following terms describes an accumulation of nerve cell bodies in the PNS?

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10) An inflammation of the brain coverings is termed:?

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11) What is the main force that causes fluid to leave the plasma compartment?

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12) Where is most water found in the body?

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13) Which type of short neuron is found in the retina?

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14) A change in a dendrite which lessens the probability of a conduction is:?

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15) An area of skin innervated by sensory nerves is called:?

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16) Repolarization of an axon during an action potential is produced by?

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17) The phagocytic cells in the CNS are:?

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18) Which ion is directly related to calcium homeostasis?

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19) The _____cells provide a means of producing myelin?

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20) The following belong together EXCEPT which one?

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21) The supporting cells that form myelin sheaths in the peripheral nervous system are ?

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22) What is the greatest regulator of water intake?

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23) Depolarization of an axon is produced by?

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24) The cerebrospinal fluid is produced by the capillaries of the:?

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25) Excessive vomiting usually results in the phenomenon of πŸ˜•

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26) What will happen when erythrocytes are placed in a hypotonic solution?

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27) The minimal stimulus needed to cause a neuron to transmit an impulse is called the:?

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28) Which of the following descriptions is accurate?

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29) Which cranial nerves are parasympathetic?

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30) Where are neurotransmitter receptors located?

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31) Which of the following does NOT belong with the rest?

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32) What is the most abundant extracellular cation?

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33) Diffusion of which of the following ions into the synaptic knob triggers the release of
neurotransmitter?

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34) Which of these may be produced by the action of muscarinic receptors in the heart?

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35) What minimum amount of body water loss can the osmoreceptors in the hypothalamus detect?

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36) The PNS is comprised of cranial nerves and:?

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37) Sensory speech area in the brain is called:?

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38) What is first component of reflex arch?

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39) Which is the most abundant intracellular cation?

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40) A collection of neuron cell bodies located outside the CNS is called?

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41) A neurotransmitter, Norepinephrine is released?

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42) The greatest amount of body water is lost through: ?

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43) Which of these neurons are unipolar?

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44) A common feature of action potentials is that they:?

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45) Which of the following is NOT a medullary vital center?

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46) The cells that produce myelin in the PNS are:?

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47) Which of the following carry sensory impulses to the CNS from receptors in muscle or skin?

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48) The following belong together EXCEPT which one?

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49) Acetylcholine is decomposed by _____almost as fast as it is released.?

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50) What is daily amount of CSF in the nervous system at any given time?

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51) Which cells are most sensitive to electrolyte changes?

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52) What happens when a resting neuron’s membrane depolarizes?

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53) The following are plexus names EXCEPT:?

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54) The following belong together EXCEPT which one?

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55) Norepinephrine is released from:?

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56) Which of these is not a characteristic of synaptic potentials?

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57) The membrane closest to the brain is:?

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58) The primary neurotransmitter from the parasympathetic system that influences its autonomic
targets is?

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59) Which of these statements about ACh receptors is false?

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60) Saltatory conduction occurs when an impulse jumps from:?

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