Erstellt von Grace Feakes
vor etwa 11 Jahre
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The brain's outer layer of neural tissue
Largest lobe in the brain
Section of frontal lobe which plays large role in speech and language
What may damage to the frontal lobe affect? (name 3)
Functions of the frontal lobe which are particularly vulnerable (name 2)
The section of the brain integrates sensory info from various parts of the body
Where are the parietal lobes located?
Contain primary sensory cortex
The efferent lobe specialise in...
Damage to which lobe may affect ability to locate and recognise body parts?
The cortex below the temporal lobe
The lobe responsible for understanding speech and complex visual perception
Explain cortical blindness
The role of afferent neurons is...
Interneurons are an example of what type of neuron?
The role of interneurons is...
True or false:
Interneurons have either very short axons or none at all
True or false: Efferent neurons carry info towards the CNS
The main processors of the nervous system
The motor cortex...
The sensory cortex is also known as...
What occurs as a result of damage to the prefrontal lobe?
The band of white fatty matter connecting the left and right cerebral halfs
The brain stem the interface between...
The folds the the cerebral cortex
The bumps in the cerebral cortex
The front of the brain is the____and the back the____
The top of the brain is the____and the bottom the____
The nervous system in cased in bone
The main function of the peripheral nervous system
The peripheral nervous system is made up of...
Spatial ability
True or false: Someone with neglect syndrome has difficulties with spatial perception
Inability to process/perceive stimuli on one side of the body not due to a lack of sensation
Golgi's method of staining
The concept that the nervous system is made up of discrete individual cells is...
Grey matter
An alternative name for cell body
Commonly found at the end of an axon
The white fat which coats axons in called...
What is an oligodendrocyte?
The junction between 2 neurons
Glioma
Anything inside the neuron is referred to as...
Extracellular
The primary chemical in the nervous system
The millivolts of a neuron at its resting potential
Neuron doctrine
What did Golgi believe?
Where in the brain are neurons and glia cells found?
Where neurons receive inputs
At the terminal buttons_____are released
Primary cell found in the cerebral cortex
What would a block in neuron sodium channels result in?
Without action potential...
The vagus nerve is attached to which organ?
Who gave the first demonstration of neurotransmission?
Neuron releasing the neurotransmitter is called the____neuron
Neuron receiving the neurotransmitter is called the____neuron
Depolarisation
True or false: excitatory neurons cause the postsynaptic neuron to be less positive
Inhibitory neurotransmitters makes postsynaptic neuron less likely to____
Neurotransmitters work as____messengers, changing neuron voltage
Secondary messengers cause more____term changes than____messengers
Methylphenidate is a type of
Name a neurotransmitter
What neurotransmitter causes your muscles to contract
The main inhibitory neurotransmitter in the brain
The main excitatory neurotransmitter in the brain
Extracellular has a____charge and intracellular a____.
How can the differences in electrical charge inside and outside the neuron be measured?
True or false: Sodium diffuses into the cell and potassium out
The primary chemical in action potential (extracellular)
Neurons naturally have a____charge.
Diffusion pressure
How is it possible for sodium to reach the neuron?
When at resting potential, sodium channels are____.
When the neuron receives inputs from other neurons...
True or false: During action potential, sodium channels all open at once
Depolarisation
Polarization
True or False: voltage change becomes less apparent further down the sodium channels
How is the concentration of chemicals inside and outside the neuron balanced?
When stimulated, vagus nerve releases a chemical which causes the heart to____ ____.
What is a neurotransmitter?
Cognitive enhancers
Name a primary messenger
Name a kind of secondary messenger
What was acetylcholine previously known as?
What may an antagonist receptor cause? Why?
Which drugs work through stimulating GABA receptors
Nicotine is an____and curare is an____.
Neurotransmitters often activated by drugs of abuse
What is the most common form of diabetes?
Two contributing factors to type 2 diabetes
The 3 main nutrients in food
What are carbs made from
What is in protein
Carbs are converted into glucose by...
There is a close relationship between diabetes and____
Hormone used to store glucose
The stored form of glucose
What converts glycogen into glucose to be used as energy?
The____sends signals to the brain to start eating when blood sugar level is____.
True or false: Fat cells in our gut produce hormones with long term control over eating
The size of your fat cells depend on...
Regulates energy intake and expenditure
Damage to the lateral hypothalamus causes...
Ventromedial hypothalamus damage causes you to...
Where in the hypothalamus is the satiety area found?
Metabolic homeostasis
Metabolic syndrome
Carbs become____when you have too much of them.
Using fat rather the carbs produces____ ____instead of glucose.
The Atkins diet involves...
True or false: Those suffering from Alzheimers have larger gyri and sulci
State of sleep associated with dreaming
Capacity to sleep____through age.
How does the EEG monitor look in deep sleep
True or false:
When sleeping, you go through each sleep stage in turn
2 factors which may affect sleeping pattern
What is the optimum duration of sleep?
Where is our body clock located?
Why is sleep disrupted in the winter?
Primary hormone associated with the SCN
True or false: Alzheimer's affects your circadian activity
What is circadian rhythm?