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Midterm 1 PSYCH 115 Questions and Correct Answers
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What in the cell transports packaged proteins Microtubules What type of cell makes up most of the brain? Glia (provide support, structure, and nourishment for neurons) There are 80 __ neurons in the brain billion Which of the following is FALSE brain proportion does not change between species W...

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  • August 12, 2024
  • 4
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • midterm 1 psych 115 questions and correct answers
  • what in the cell transports packaged proteins mic
  • what type of cell makes up most of the brain gli

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Midterm 1 PSYCH 115 Questions and
Correct Answers
What in the cell transports packaged proteins ✅Microtubules

What type of cell makes up most of the brain? ✅Glia (provide support, structure, and
nourishment for neurons)

There are 80 __ neurons in the brain ✅billion

Which of the following is FALSE ✅brain proportion does not change between species

What are the cell bodies in the CNS known as? ✅Nuclei

T/F a stronger signal leads to a stronger Action Potential ✅False

Which is true? ✅The sympathetic nervous is a 2 NT system

What does the ventral root control? ✅Motor neurons

What is the main function of the Na+/K+ pump? ✅to push 3 Na+ out for every 2 K+ in

What measurement would be seen for a cell with a negative membrane potential? ✅A
reading of -90mV inside the cell and -50mV outside the cell

What makes the central nervous system? ✅the brain and the spinal cord

The peripheral nervous system (PNS) collects information. What part of the system
does the information enter through? ✅the dorsal foot

Which brain area is involved in emotion and motivation? ✅The limbic system

At rest which ions has forces pushing it in? ✅Sodium (Na+)

What is it called when a neuron goes from a positive charge to a negative charge?
✅hyperpolarization

in as resting neuron there are ✅- more sodium (Na+) ions outside (in the extracellular
fluid) than inside

- more potassium (K+) inside than outside

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