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Class Notes (1,032,882)
CA (592,325)
McGill (36,108)
PSYC (3,973)
PSYC 211 (288)

Class Notes for PSYC 211 at McGill University (page 17)

Introductory Behavioural Neuroscience

PSYC 211 Lecture Notes - Lecture 12: Operant Conditioning, Morris Water Navigation Task, Retina

Instrumental behaviour and the puzzle box (Thorndike, 1938) The reward is contingent on the cat performi ng an actionresponse (i.e. unlatch the door) A gradual decrease in escape latencies provides an index of learning Ope...

Psychology
PSYC 211
Yogita Chaudasama
PSYC 211 Lecture Notes - Lecture 18: Posterior Parietal Cortex, Auditory Cortex, Two-Streams Hypothesis

The primary Auditory Cortex: The primary auditory cortex is hidden the upper bank of the lateral fissure The belt regions is the first level of auditory association cortex The parabelt is the second level of auditory assoc...

Psychology
PSYC 211
Yogita Chaudasama
PSYC 211 Lecture Notes - Lecture 15: Receptive Field, Retina, Magnocellular Cell

Lecture 8: Jan 28 Coding Visual Information in the Retina 120 million rods and 6 million cones Receptive field: The receptive field of a neuron is the area of the visual field in which the precedes of a stimulus influences...

Psychology
PSYC 211
Yogita Chaudasama
PSYC 211 Lecture Notes - Lecture 11: Wechsler Adult Intelligence Scale, Headphones, Lateralization Of Brain Function

The Wechsler Adult Intelligence Scale (WAIS) Intelligence quotient (IQ) o poor indicator of brian damage but can be used to make inferences about general neuropsychological dysfunction Memory: o Not sensitive enough to det...

Psychology
PSYC 211
Yogita Chaudasama
PSYC 211 Lecture Notes - Lecture 8: Occipital Lobe, Parietal Lobe, Central Sulcus

Cytoarchitectonic analysis The cortex contains up to 6 cell layers (laminae) Cell structure and organization varies between laminae These laminae vary in density in differen t parts of the cortex Cells vary in size, type, ...

Psychology
PSYC 211
Yogita Chaudasama
PSYC 211 Lecture Notes - Lecture 10: Cerebral Atrophy, Executive Functions, Gun Barrel

Recording Neural activity Different perceptions and behavioral response involve different patterns of neural activity. These patterns of activity can be recorded. Recordings that are chronic are made over an extended perio...

Psychology
PSYC 211
Yogita Chaudasama
PSYC 211 Lecture Notes - Lecture 9: Stainless Steel, Radio Frequency, Pipette

Different Lesion Methods Excitotoxic lesions o An excitatory aa (e.g. isotonic acid, kainic, N methyldaspartic acid) is injected into the target region of the brain o The chemical destroys cell bodies (the somas) by stimul...

Psychology
PSYC 211
Yogita Chaudasama
PSYC 211 Lecture Notes - Lecture 3: Membrane Potential, Resting Potential, University Of Manchester

Membrane potentials Difference between bw inside the axon and the ECF is the membrane potential Resting potential is around 70 mV In its resting state the neuron is polarized We can stimulate the neuron by passing a + char...

Psychology
PSYC 211
Yogita Chaudasama
PSYC 211 Lecture Notes - Lecture 2: Axoplasmic Transport, Axon Terminal, Golgi Apparatus

Golgi Apparatus o special form of SER o packaging agent o produces lysosomes smalls sacs that contain enzymes that break down substances no longer needed by the cell Axoplasmic transport o Active process by which substance...

Psychology
PSYC 211
Yogita Chaudasama
PSYC 211 Lecture Notes - Lecture 4: Chemical Synapse, Axon Terminal, Extracellular Fluid

Lecture 3: Jan 12 How do neurons communicate with each other? Communication between the cells Neurotransmitters exert their effects on cells by attaching to a particular region of a receptor molecule called the binding sit...

Psychology
PSYC 211
Yogita Chaudasama
PSYC 211 Lecture Notes - Lecture 1: Efferent Nerve Fiber, Axon Terminal, Nucleolus

Lecture 2: Jan 7 Structure and Function of Cells in the Nervous System Major divisions of the nervous system: CNS o Brain and spinal cord PNS o Everything outside the skull and spinal cord Somatic: o Interacts with externa...

Psychology
PSYC 211
Yogita Chaudasama
PSYC 211 Lecture Notes - Lecture 6: Medial Septal Nucleus, Basal Forebrain, Perceptual Learning

Sites of drug action: Antagonist: o A drug that opposes or inhibits the effects of a particular neurotransmitter on the postsynaptic cell Agonist: o A drug that facilitates the effects of a particular neurotransmitter on t...

Psychology
PSYC 211
Yogita Chaudasama
PSYC 211 Lecture Notes - Lecture 7: Olfactory Bulb, Cerebral Cortex, Anatomical Terms Of Location

Lecture 4: Jan 14 Structure and Organization of the Human Brain Anatomical Directions: Neuraxis o an imaginary line that runs along the length of the CNS o bottom of spinal cord to the front of the forebrain Anterior (Rost...

Psychology
PSYC 211
Yogita Chaudasama
PSYC 211 Lecture Notes - Lecture 7: Tonotopy, White Matter, Lateral Lemniscus

PSYC 211: Lecture 5: Audition (HEARING): The Stimulus: The vibrations of air molecules, set to vibration by objects that vibrate Compressed air molecules (positive pressure) Rarefied (negative pressure) It is the changes i...

Psychology
PSYC 211
Jonathan Britt
PSYC 211 Lecture Notes - Lecture 4: Microelectrode, C-Fos, 5-Ht Receptor

PSYC 211: Lecture 4: Lecture 3 Finishing Up: oMost neurotransmitters are made from amino acids Synthesized in the axon terminal, packaged into vesicles and released into the synaptic cleft If a precursor to a neurotransmit...

Psychology
PSYC 211
Jonathan Britt

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