Neurodevelopment & Cell organization

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

Microglia are the immune cells of the brain: true or false?

True

Microglial cells ressembles monocytes: true or false?

True

Myelin is just the plasma membrane of specific cells: true or false?

True

Astrocytes help in making some neurotransmitters that the neuron cannot make: true or false?

True (Gln)

How are proteins and neurotransmitters transported to the terminal part of the neuron?

Via microtubules and microfilaments

Where do we find the soma of sensory neurons?

Dorsal root ganglions

When does myelination ends?

Around 3 years old

GFAP is a marker of what?

Astrocytes

The brain receives blood from two main arteries: which ones?

Carotid and vertebral arteries

What is a SNARE?

Complex of proteins that allow fusion of a vesicle and release of neurotransmitters

Cite the 3 types of cells that male the blood brain barrier

Endothelial cell, astrocyte, pericyte

Where do you find astrocytes?

Everywhere around neurons

Astrocytes are only in gray matter: true or false?

False

Myelin in oligodendrocytes is the same as myelin in schwann cells: true or false?

False

Sensory neuron looks like a motoneuron: true or false?

False

When does myelination start?

In utero

What are the cells that make myelin?

Oligodendrocytes and Schwann cells

How many layers does the cortex contain?

Six

What are the 3 main parts of a neuron?

cell body, axon, dendrites


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