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Brain

functions

QuestionAnswer
cerebrum long term memory and higher mental functions
corpus callosum forms connections between the two cerebral hemispheres. connections between the cortex and the brain structures
Visual cortex processes visual information from the eyes
cerebellum co-ordinates movement and balance
brain stem relays information between the medulla oblongata and the midbrain
Medulla oblongata contains the cardiac centre which controls breathing and heart rate
Pituitary Gland endocrine gland which produces and secretes hormones
Hypothalamus regulates temperature and blood concentration as well as controlling emotions
How can we examine the brain's functions? Damaged areas, animal studies, study during surgery, non invasive techniques, pathological specimins
Parkinsons disease Neurones dying in the motor cortex of the frontal lobe. cannot select and make appropriate movements
phineas gage tamping rod passed through brain. lived for 12 years. behaviour changed afterwards
Lincoln Holmes face blind. recognise speech.
What is a stroke? bleeding on the brain/ lack of oxygen
Neural plasticity patients recover some abilities. potential for neurones in structure and function
What areas of the brain are affected by a stroke Broca's area/ Wernickle's area
Broca's aphasia language cannot understand speech slow, slurred, impaired
Wernickle's aphasia cannot understand word salad
Two types of brain imaging CT and MRI
Computerized Axial Tomography narrow attentuated X-rays, rotated brain sturctures mointer disease
Magenetic Resonance Imagergy magnectic field and radiowaves energy lines up nuclei with magnetic field detect soft tissues 3D imaging, different tissues respond to MRI detailed images
What can MRI detect tumours, strokes, brain imjuries and infections
Created by: 07blandforderin
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