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Coursera Medical Neuroscience
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Coursera Medical Neuroscience
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25 Questions

1. A cortical pyramidal cell (the one with the single apical dendrite) is a type of _______ neuron, because its axon can travel for a good distance within the CNS/PNS. These cells are often excitatory

2. Dendritic spines: tiny nodules of various shapes that are located on the surfaces of many dendrites and are the sites of most _______ synapses in the mature mammalian brain

3. diencephalon: contains the ________ and the ________

4. One of the very interesting types of cells that we find in the cerebral cortex is call the pyramidal neuron, and it's called that because the cell body is shaped something like a little pyramid. And from that cell body grow out a series of dendrites, and from the apex of the pyramid is one rather thick, stout dendrite that we call the ______ dendrite because it grows out from the apex towards the surface of the brain. At the base of the pyramid are a variety of other dendrites called basal dendrites. That single () dendrite might have special properties

5. pineal gland: A brain structure located near the thalamus that secretes ______.

6. cortical ______ cell: a kind of interneuron; send axons over a much shorter distance. So the cell has a cell body, it's typically multi_______, meaning that there are dendrites that go off in different directions, and then there is an axon. And that axon may branch over the nearby territory within the dendritic tree of that cell or just beyond it. So this is called an interneuron, because it doesn't project very far at all.

7. Dendrites that are smooth-- that don't have spines-- tend to grow out from cells that have a ______ effect

8. The _______ sulcus is the division between the frontal lobe and the parietal lobe

9. The cerebral cortex is _____encephalon and then now, what we can see here is the ____encephalon, being comprised of a region called the Thalamus and then just below the Hypothalamus.

10. olivary ______ nucleus: receives from intrinsically photosensitive RGCs that use melanopsin and is responsible for pupil contraction

11. olivary body: the olivary bodies or simply olives are a pair of prominent oval structures in the medulla oblongata, the lower portion of the brainstem. They contain the olivary nuclei. There is the superior olivary nucleus, considered part of the pons and aids the perception of _______. And there's the inferior olivary nucleus, which is mainly involved in cerebellar ________-learning and function.

12. The lateral fissure tends to be longer and STRAIGHTER in the left hemisphere compared to the right. And this, we think, accommodates some of the specialized regions of the posterior temporal lobe and inferior parietal lobule that have to do with processing human _______.

13. Wherever there is a hormone secretory function, there is going to be some loosening of the blood-brain barrier, that is to say the ______ junctions between the brain capillary endothelial cell and surrounding ________s are not present. And so, that's important, for example, at the base of the fore brain, where we find the ______thalamus. Where there are neurons that are secreting peptides into the blood that will affect the anterior pituitary. There are other places in the brain, such as in the ______ gland, where hormones such as melatonin are secreted and enter the blood stream.

14. interneurons are inhibitory about ____0% of the time

15. the __________ is a tissue that helps to create a buffering space over the surface of the cerebral cortex. Underneath the arachnoid in life is perhaps a millimeter or two of cerebrospinal fluid.

16. vascular endothelium: provides the supply of _____ to brain tissue. Found in both grey matter and white matter

17. the cortico_______ tract goes through the medullary pyramids. These tracts contain the fibers of the motor cortex that are sending their axons down into the spinal cord to govern voluntary movement.

18. ______ tendon organ: within tendons; they respond to an increase in tendon TENSION

19. it is possible for _______ stem cells to give rise to 1) more stem cells 2) neurons 3) astrocytes 4) oligodendrocytes

20. And astrocytes are that type of glia that can differentiate into a type of cell that can form fibrillary ________ tissue. With in injured brain and so this is important if there has been injury and that injury is evolves in time to form let's say a small cavity as cellular debris is removed, then that cavity can be filled up by astrocytes that will grow in and form a kind of () tissue to occupy that space in damaged brain.

21. The gyrus that forms the interior bank is called, the ______central gyrus, which contains the motor map of the contralateral body.

22. metencephalon: contains the ________ and the ________

23. _______trician: a physician who specializes in the care of older people

24. This sulcus is called the Parieto-occipital sulcus, and it's the posterior boundary of the ________.

25. the ______central gyrus contains the somatic sensory map, of the contralateral body.