Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
142 Cards in this Set
- Front
- Back
- 3rd side (hint)
What two kinds of migrations occur in the developing neural tube?
|
Radial migration and tangential migration
|
Diana Dukovcic
|
|
What two areas of the mammalian brain does substantial neurogenesis occur?
|
hippocampuses and olfactory bulbs
|
Diana Dukovcic
|
|
What are the three core symptoms of autism?
|
a reduced ability to interpret the emotions and intentions of others, a reduced capacity for social interaction and communication, and a preoccupation with a single subject or activity
|
Diana Dukovcic
|
|
What are 3 of the components of the Wernicke-Geschwind model?
|
1 brocas area
2 angular gyrus 3 primary visual cortex |
Whitney Tuley
|
|
What part of the cortex perceives the written word?
|
primary visual
|
Whitney Tuley
|
|
What is a scotoma?
|
an area of blindness
|
Whitney Tuley
|
|
Does the human brain developer slower or faster then the brains of other species?
|
Slower
|
Whitney Tuley
|
|
What is neurogenesis?
|
growth of new neurons (does NOT happen in adults)
|
Whitney Tuley
|
|
_______ is capable of developing into any type of mature body cell.
|
Totipotent
|
Jeana Potter
|
|
________ is capable of developing into a limited number of types of mature body cells.
|
Multipotent
|
Jeana Potter
|
|
_________ is the main destination of retinal ganglion cells in lower vertebrates.
|
Optic tectum
|
Jeana Potter
|
|
__________ is the formation of new synapses.
|
Synaptogenesis
|
Jeana Potter
|
|
What is Necrosis?
|
Passive cell death that is characterized by inflammation.
|
Jeana Potter
|
|
Which is safer, necrosis or apoptosis?
|
Apoptosis
|
Jeana Potter
|
|
_______ is the growth of new neurons.
|
Neurogenesis
|
Jeana Potter
|
|
How long is the brain after 20 weeks roughly?
|
20 weeks
|
Jeana Potter
|
|
_______ are tumors that grow between the meninges.
|
Meningiomas
|
Jeana Potter
|
|
___________ is bleeding in the brain.
|
Cerebral hemorrhage
|
Jeana Potter
|
|
The neural tube is present approximately how long after conseption.
|
~24 days, 1st Trimester
|
Kanon Peterson
|
|
How many neurons are created in comparison to how many are needed?
|
~ 50% more neurons are created than needed allowing for neuron death to be a normal occurance
|
Kanon Peterson
|
|
Thalidomide and Valproic acid given early in pregnancy ~20 days has a high correlation to what mental disorder?
|
Autism, due to the fact it correlates with a shortened brain stem
|
Kanon Peterson
|
|
What is the difference between Hemorrhagic and Ischemic strokes?
|
Hemorrhagic strokes occur when a blood cessel ruptures in the brain and spills blood into the blood brain barrier and placed pressure on surrounding brain tissue.
Ischemic Strokes cause cell death by interupting the blood supply to an area of the brain. |
Kanon Peterson
|
|
How does brain size at birth compare to that of an adult?
|
Roughly 3.5 times the size.
Birth: 350 grams Adult: 1300 grams |
Kanon Peterson
|
|
At 20 weeks, how long is the human brain?
|
5cm long
|
Nicole Stout
|
|
What are cells with unlimited potential for renewal?
|
stem cells
|
Nicole Stout
|
|
What is the ability to develop into limited types of cells?
|
multipotent
|
Nicole Stout
|
|
__________ is the rapid increase in the number of neurons that follow the style of the neural tube?
|
neural proliferation
|
Nicole Stout
|
|
Where does neural proliferation occur?
|
ventricular zone
|
Nicole Stout
|
|
What are the earliest cells of a human embryo?
|
totipotent
|
Nicole Stout
|
|
Also called the "organizer"
|
mesoderm layer
|
Nicole Stout
|
|
This develops into CNS
|
neural tube
|
Nicole Stout
|
|
The movement of cells from the VENTRICULAR ZONE to the NERVOUS SYSTEM
|
migration
|
Nicole Stout
|
|
What are the 2 types of migration?
|
radial & tangential
|
Nicole Stout
|
|
What is Broca's area responsible for?
|
It contains motor programs for speech
|
Caleb Evans 2504813
|
|
What is Wernicke's area responsible for?
|
It is responsible for language comprehension.
|
Caleb Evans 2504813
|
|
What is the neural pathway between Broca and Wernicke's area?
|
Arcuate fasciculus.
|
Caleb Evans 2504813
|
|
What is the hallmark symptom of Alzheimer's disease?
|
Episodic memory loss.
|
Caleb Evans 2504813
|
|
What are some symptoms of delirium?
|
Alertness, disorientation, agitation, illusions, delusions
|
Caleb Evans 2504813
|
|
neuroplasticity
|
-idea that the brain is malleable/changeable
-changes across lifespan due to... 1. environment/learning 2. hormones 3. injury 4 toxicity |
Sarah Witebsky
|
|
the developmental arc: prenatal
|
*building blocks
1. neurogenesis 2. migration 3. aggregation 4. pruning |
Sarah Witebsky
|
|
the developmental arc: post-natal & early development
|
*genes & the environment
1. dendritic branching 2. synaptogenesis 3. myelination 4. pruning |
Sarah Witebsky
|
|
the developmental arc: adulthood
|
*genes & health habits
1. reduced synaptogenesis/dendritic branching 2. long term potentiation (LTP) 3. health habits & neurotoxicity -alcohol, cardiovascular disease, stroke 4. disease of aging -alzheimer's disease |
Sarah Witebsky
|
|
developmental changes in neuroplasticity
|
*u shaped curve
-very early damage during critical periods of development in utero results in catastrophic deficits --damage to developing brains of young children during periods of synaptogenesis & dendritic branching might result in few deficits -recovery from damage to adult brains is more limited |
Sarah Witebsky
|
|
causes & effects of brain damage
|
1. infections
2. tumors 3. head injuries 4. epilepsy 5. dimentia: cerebrovascular disorders, alzheimer's 6. neurotoxins, genetic factors |
Sarah Witebsky
|
|
how do we diagnose neurological damage?
|
1. neuropsychological exams
-strengths: identify probable diagnosis, assess range of behavioral/cognitive deficits 2. neuroimaging -MRI, CT scans, localize anatomical & vascular abnormalities/damages |
Sarah Witebsky
|
|
neuropsychologists testing used to identify deficits: language deficits
|
-motor deficits: problems w verbal production
-receptive & expressive aphasia: probs understanding & producing language -alexia & agraphia: problems reading & writing -prosody: difficulty understanding emotional content of language |
Sarah Witebsky
|
|
neuropsychologists testing used to identify deficits: sensorimotor deficits
|
-apraxia: movement difficulties
-paralysis -other sensorimotor deficits (hearing, vision, smell, taste) -agnosias |
Sarah Witebsky
|
|
neuropsychologists testing used to identify deficits: memory
|
-amnesia: long term memory
-dementia: short term memory *encoding recognition, recall, retrieval, memory consolidation |
Sarah Witebsky
|
|
What is the VLPFC responsible for concerning memory?
|
Retaining newly stored information (7+/- 2)
|
Katelyn Johnson
|
|
What is the dorsal stream of the DLPFC responsible for?
|
Online processing of spatial/location information
|
Katelyn Johnson
|
|
What is the ventral stream of the DLPFC responsible for?
|
Online processing of object/person information
|
Katelyn Johnson
|
|
What part of the brain serves an important role in storing sensory memories?
|
Inferotemporal Cortex
|
Katelyn Johnson
|
|
In role of learning, how does an enriched environment affect the brain?
|
thicker cortices, greater dendritic density, more synapses
|
Katelyn Johnson
|
|
differences in left hemisphere?
|
The occipital lobe is larger in LH
|
Kelsey Milford
|
|
differences in right hemisphere?
|
Frontal Lobe is longer and wider in RH
Parietal lobe (spatial processing) is longer in RH RH is important in language processing Intonation of speech; Language ambiguity |
Kelsey Milford
|
|
n exhort
|
encourage, spur, press, goad
|
|
|
synaptogensis
|
definition=the formation of new synapses, depends on the presence of glial cells, exchanged signal between pre- and post-synaptic neurons
|
Amanda Connolly
KU ID 2156109 |
|
aphaisa
|
definition= a brain-damage-produced deficit in the ability to to use or comprehend language, two types agraphia and alexia
|
Amanda Connolly
KU ID 2156109 |
|
consolidation
|
goes from Pittsburgh...each time the memory is recalled or similar information is added it strengthens the memory
|
Amanda Connolly
KU ID 2156109 |
|
prediction of strokes
|
elevated cholesterol, high blood pressure and type II diabetes, can help by not smoking or quitting and eating healthy and lose some weight...
|
Amanda Connolly
KU ID 2156109 |
|
role of learning
|
it is important the quality of learning kids has, caused by thinker cortex's, greater dendrinic density and more synapses
|
Amanda Connolly
KU ID 2156109 |
|
The neural tube develops into 3 interconnected chambers that become what?
|
Ventricles
|
Alaina Florez
|
|
In landmarks of fetal development, what becomes the walls of the Forebrain, Midbrain, and Hindbrain?
|
The walls of the chambers
|
Alaina Florez
|
|
(True or False) Pruning occurs both prenatally and postnatally.
|
True
|
Alaina Florez
|
|
What are the two kinds of retrieval processes?
|
Recall and Recognition
|
Alaina Florez
|
|
What type of damage would possibly have occurred if a person cannot recognize correct information?
|
-This mean the information never got stored into LTM
And.. -This problem is caused by damage to the hippocampus/inferior temporal lobe Damage: PCA strokes, Some MCA strokes, and Alzheimer's Disease |
Alaina Florez
|
|
When certain areas of the brain are damaged and cause you to have trouble recalling information because a "pathway" has been destroyed (But you recognize the correct answer when you see it), what type of damage would most possibly have occurred?
|
ACA strokes, little Lacunar infarcts, and more limited MCA strokes
|
Alaina Florez
|
|
Mental math is considered to be a part of what type of memory?
|
Working Memory
|
Alaina Florez
|
|
Neurons and synapses die that are not stimulated by what?
|
Neurotrophic Factors
|
Alaina Florez
|
|
With respect to proliferation, most cell division in the neural tube occurs in the what?
|
Ventricular Zone
|
Alaina Florez
|
|
What are the two types of cell migration?
|
Radial and Tangential
|
Alaina Florez
|
|
What kind of memories does the amygdala store?
|
Emotional memories
|
Rebecca Temaat
|
|
The prefrontal cortex is associated with what type of memory?
|
Working memory (procedures)
|
Rebecca Temaat
|
|
What kind of memories does the hippocampus store?
|
Spatial memories
|
Rebecca Temaat
|
|
What is the most common form of dementia?
|
Alzheimer's Disease
|
Rebecca Temaat
|
|
Alertness, disorientation, sundowning, and agitation are symptoms associated with what?
|
Delirium
|
Rebecca Temaat
|
|
What is LTP?
|
Long-Term Potentiation: A facilitation of a synaptic signal after a presynaptic neuron is electrically stimulated. Page 290
|
Heidi Welsch
|
|
What are the two main properties of LTP?
|
(1) LTP can last for a long time and (2) LTP only happens if the postsynaptic neuron fires after the presynaptic neuron. Page 291
|
Heidi Welsch
|
|
What is an NMDA receptor?
|
A receptor for glutamate, which is the main excitatory neurostransmitter in the brain. Page 292
|
Heidi Welsch
|
|
In order for the postsynaptic cell to fire (and LTP to occur), what must happen to the postsynaptic neuron before the binding of glutamate?
|
The postsynaptic cell must be partially depolarized so that glutamate binding to NMDA receptors would open Calcium channels. Page 292
|
Heidi Welsch
|
|
What glial cells have a large role in LTP?
|
Astrocytes. Page 294
|
Heidi Welsch
|
|
What is a bilateral temporal lobectomy?
|
The removal of the medial portion of both temporal lobes; including the hippocampus, amygdala, and adjacent cortex.
|
Morgan Maxon
|
|
What is retrograde amnesia?
|
When one cannot remember things that happened before a surgery or injury.
|
Morgan Maxon
|
|
What is memory consolidation?
|
The translation of short-term memories into long-term memories.
|
Morgan Maxon
|
|
What is reference memory?
|
Memory for general principles and skills required to perform a task.
|
Morgan Maxon
|
|
What are place cells?
|
Neurons that respond only when a subject is in a specific location. Many hippocampal cells are place cells.
|
Morgan Maxon
|
|
What role does the amygdala play is memory?
|
It has a special role emotional memories.
|
Morgan Maxon
|
|
What is NMDA a receptor for?
|
Glutamate
|
Morgan Maxon
|
|
What is the primary symptom for epilepsy?
|
Seizure
|
Morgan Maxon
|
|
What are the 2 main types of seizures?
|
Partial seizure and Generalized seizure.
|
Morgan Maxon
|
|
What does multiple schlerosis attack?
|
The myelin on axons in the CNS.
|
Morgan Maxon
|
|
What is the most common cause of dementia?
|
Alzheimer's Disorder
|
Morgan Maxon
|
|
What are the defining characteristics of Alzheimer's Disorder?
|
Amyloid plaques and neurofibrillary tangles.
|
Morgan Maxon
|
|
Is Broca's area in the left or right hemisphere?
|
The left hemisphere.
|
Morgan Maxon
|
|
Which area is best known for its role in comprehension of language?
|
Wernicke's area.
|
Morgan Maxon
|
|
Is Broca's aphasia expressive or receptive?
|
Mostly expressive.
|
Morgan Maxon
|
|
What is the main symptom of conduction aphasia?
|
Difficulty repeating words that one hears.
|
Morgan Maxon
|
|
What is alexia?
|
The inability to read.
|
Morgan Maxon
|
|
What is agraphia?
|
The inability to write.
|
Morgan Maxon
|
|
What are the two types of dyslexia?
|
Developmental and Acquired.
|
Morgan Maxon
|
|
Do people with surface dyslexia lose their lexical or phonetic procedure?
|
They lose their ability to pronounce words based on specific memories of words: Lexical procedure is therefore lost.
|
Morgan Maxon
|
|
What are the 6 causes of brain damage?
|
Brain tumors, cerebrovascular disorders, closed- head injuries, infections of the brain, neurotoxins, and genetic factors.
|
Morgan Maxon
|
|
What are the 2 types of strokes?
|
Cerebral hemorrhage and cerebral ischemia.
|
Morgan Maxon
|
|
What are the 2 types of infections one can get in the brain?
|
Bacteria and viral.
|
Morgan Maxon
|
|
What is apoptosis?
|
A process that helps eliminate extra neurons and plays a role in all types of brain damage. It involves the gradual shrinking of the cell body. Debris are packed into vesicles and removed.
|
Morgan Maxon
|
|
Why can PNS neurons be capable of regeneration, while CNS neurons usually cannot?
|
Schwann cells.
|
Morgan Maxon
|
|
whats the difference between semantic and episodic memory?
|
semantic: explicit memories or general facts or information
episodic: explicit memories for particular events |
Bea Raemdonck
|
|
what are space cells?
what are grid cells? |
1)neurons that respond only when a subject is in specific locations
2)enthorhinal neurons that each have an extensive array of evenly spaced place fields, producing pattern reminiscent of graph paper. |
Bea Raemdonck
|
|
what occurs when a cerebral blood vessel ruptures and blood seeps into the surrounding neural tissue and damages it?
|
cerebral hemorrhage
|
Bea Raemdonck
|
|
how often does autism occur, and what kind of disease is it?
|
.15% of births and genetic accident that causes neuropsychological disorder
|
Bea Raemdonck
|
|
what abilities are in left-hemisphere dominance?
|
words, letters, language sounds, complex movement, ipsilateral movement, verbal memory, finding meaning in memories, speech, reading, writing and arithmetic
|
Bea Raemdonck.
|
|
A mass of cells that grow independently from the rest of the body is called what?
|
A Tumor
|
Abby Krone
|
|
Benign tumors or metastatic tumors spread throughout the body
|
Metastatic Tumors
|
Abby Krone
|
|
A clot carried to the brain from some other part of the body,possibly causing a stroke, is known as what?
|
Embolism
|
Abby Krone
|
|
A blow to the head causing brain damage on the opposite side of the head is called what?
|
A Contrecoup injury
|
Abby Krone
|
|
What are the two types of seizures?
|
Partial and generalized
|
Abby Krone
|
|
What disease is very similar to Parkinson's but is more rare. It is associated with severe dementia.
|
Huntington's disease
|
Abby Krone
|
|
An autoimmune disorder which attacks the CNS causing it to harden is know as what?
|
Multiple sclerosis
|
Abby Krone
|
|
H.M.'s recovery was due to...
|
a bilateral medial temporal lobectomy--that reduced seizures, but caused antreograde amnesia
|
Kelly Doran
|
|
The six tests done on H.M. included:
|
1- Digit Span + 1 test
2- Block-tapping memory span test 3- mirror drawing test 4- rotary-pursuit test 5-incomplete picture test 6- pavlovian conditioning |
Kelly Doran
|
|
patients with cerebral ischemia-interruption of blood supply to the brain- often suffer from:
|
medial temporal lobe amnesia
|
Kelly Doran
|
|
Korsakoff's syndrome is a disorder of memory that is common in people who..
|
have consumed large amounts of alcohol consumption
|
Kelly Doran
|
|
Although patients with Alzheimer's are often deficient in implicit memory for verbal and perceptual material, there implicit memory for sensorimotor learning is ______
|
not deficit
|
Kelly Doran
|
|
what is the most common cause of amnesia?
|
a concussion
|
Kelly Doran
|
|
Initial tests done on rats suggests that consolidation of memory usually lasts how long?
|
Between 10 minutes and an hour
|
Kelly Doran
|
|
Where are spatial memories stored?
|
Hippocampus
|
Alexa Hon
|
|
Where are emotional memories stored?
|
Amygdala
|
Alexa Hon
|
|
What type of storage occurs in the striatum?
|
Habit Formation
|
Alexa Hon
|
|
What type of memories are stored in the cerebellum?
|
Sensorimotor Skills (such as riding a bike)
|
Alexa Hon
|
|
Where is the working memory located?
|
Prefrontal Cortex and example of things stored are procedural memories.
|
Alexa Hon
|
|
LTP is related to what type of Learning?
|
Associative Learning (Pavlov)
|
Tanya Izrailev
|
|
What is tetanus stimulation?
|
rapid stimulation of a neuron that doesn't allow stimulus reach resting. Causing a high EPSP and higher glutamate release.
|
Tanya Izrailev
|
|
LTP is related to what type of Learning?
|
Associative Learning (Pavlov)
|
Tanya Izrailev
|
|
What are 2 difference between AMPA and NMDA receptors?
|
1. NMDA is voltage gated and needs to be depolarized.
2. Channel allow Na+ and Ca2+ to enter cell. |
Tanya Izrailev
|
|
What is tetanus stimulation?
|
rapid stimulation of a neuron that doesn't allow stimulus reach resting. Causing a high EPSP and higher glutamate release.
|
Tanya Izrailev
|
|
What is a metastatic tumor?
|
A tumor that originates in part of the body (like the heart) and spreads to another organ.
|
Tanya Izrailev
|
|
What are 2 difference between AMPA and NMDA receptors?
|
1. NMDA is voltage gated and needs to be depolarized.
2. Channel allow Na+ and Ca2+ to enter cell. |
Tanya Izrailev
|
|
What is a metastatic tumor?
|
A tumor that originates in part of the body (like the heart) and spreads to another organ.
|
Tanya Izrailev
|
|
LTP is related to what type of Learning?
|
Associative Learning (Pavlov)
|
Tanya Izrailev
|
|
What is tetanus stimulation?
|
rapid stimulation of a neuron that doesn't allow stimulus reach resting. Causing a high EPSP and higher glutamate release.
|
Tanya Izrailev
|
|
What are 2 difference between AMPA and NMDA receptors?
|
1. NMDA is voltage gated and needs to be depolarized.
2. Channel allow Na+ and Ca2+ to enter cell. |
Tanya Izrailev
|
|
What is a metastatic tumor?
|
A tumor that originates in part of the body (like the heart) and spreads to another organ.
|
Tanya Izrailev
|