University of California
San Diego (UCSD)
COGS 107A Neuroanatomy and Physiology
COGS 107A Midterm and Final Exam
Course Title and Number: COGS 107A Neuroanatomy and
Physiology Exam
Exam Title: COGS 107A Midterm and Final Exam Exam
Exam Date: Exam 2024- 2025
Instructor: [Insert Instructor’s Name]
Student Name: [Insert Student’s Name]
Student ID: [Insert Student ID]
Examination
180 minutes
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2. Answer all questions.
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COGS 107A Neuroanatomy and
Physiology 2024-2025
COGS 107A Midterm 1 Exam Study Guide Questions
and Answers | 100% Pass Guaranteed | Graded A+ |
Read All Instructions Carefully and Answer All the
Questions Correctly Good Luck: -
Nissl stain - Answer>> German neurologist Franz Nissl
discovered that a class of dye would stain the nuclei of
all cells as well as clumps around it called Nissl bodies.
Used to study
1. cytoarchitecture
2. distinguishes between neurons and glia
Purpose of Nissl stain - Answer>> you can see the
differences between local cells, stains the ribosomes
cytoarchitecture - Answer>> study of the
arrangement of neurons in different parts of the brain
Golgi stain - Answer>> developed by camilla golgi.
a neural stain that completely darkens SOME of the
neurons in each slice of tissue, thereby revealing their
ENTIRE silhouettes
-revealed cell body & perikaryon
-also revealed neurites (axons and dendrites)
-golgi believed that all neurons are connected
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golgi - Answer>> you can see the entire stain but not
locally
Perikaryon - Answer>> another word for cell
body/soma
Neurites - Answer>> either axons or dendrites
"The gain in the brain is mainly in the stain" -
Answer>> usage of either golgi or nissl stains
Cajal - Answer>> used golgi stains but developed a
different conclusion, neuron doctrine
Neuron Doctrine - Answer>> The hypothesis that the
brain is composed of separate cells that are distinct
structurally, metabolically, and functionally (opposed
golgi's hypothesis)
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