PSB Exam 1 Questions & Answers
2024/2025
How many brain cells are there? - ANSWERSNo one knows
CNS - ANSWERSBrian and Spinal Card
PNS - ANSWERSParts outsude of brain and spinal cord nut has neurons attached to them
Proximal - ANSWERSEnd closer to brain
Distal - ANSWERSFarther end from brain
Recptors
Synapse - ANSWERSSpaces between nerve cells
Axons to dendrites
T/F Nerve cells usually only have 1 axon - ANSWERSt
T/F Myelin sheets is found on dendrites - ANSWERSF
Terminal button - ANSWERSEnd of axon that communicates with dendrite
Usually chemical
What releases neurotransmitter? - ANSWERSTerminal buttons
Node of Ranvier - ANSWERS`Naked portion of myelinated axon
2024/2025
How many brain cells are there? - ANSWERSNo one knows
CNS - ANSWERSBrian and Spinal Card
PNS - ANSWERSParts outsude of brain and spinal cord nut has neurons attached to them
Proximal - ANSWERSEnd closer to brain
Distal - ANSWERSFarther end from brain
Recptors
Synapse - ANSWERSSpaces between nerve cells
Axons to dendrites
T/F Nerve cells usually only have 1 axon - ANSWERSt
T/F Myelin sheets is found on dendrites - ANSWERSF
Terminal button - ANSWERSEnd of axon that communicates with dendrite
Usually chemical
What releases neurotransmitter? - ANSWERSTerminal buttons
Node of Ranvier - ANSWERS`Naked portion of myelinated axon