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PHYL2002 (11)

Study Guides for PHYL2002 at University of Western Australia

Physiology of Cells

PHYL2002 Study Guide - Final Guide: Myosin Light-Chain Kinase, Voltage-Dependent Calcium Channel, Basal Electrical Rhythm
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Smooth Muscle Physiology Structure o Not striated o Found in blood vessels, respiratory system, alimentary tract, bladder o Controlled by autonomic nerves, hormones, local mediators o Contractions are slow o Very resistant...

Physiology
PHYL2002
Peter McFawn
PHYL2002 Study Guide - Final Guide: Action Potential, Endoplasmic Reticulum, Conformational Change
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Skeletal Muscle Physiology Muscle fibers o Elongated cells single cells o Packed full of myofibrils contractile elements Fascicle bundle of muscle fibers Controlled by neural innervation motor unit Skeletal muscle fiber o ...

Physiology
PHYL2002
Peter McFawn
PHYL2002 Study Guide - Final Guide: Golgi Tendon Organ, Renshaw Cell, Type Ia Sensory Fiber
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Motor Circuits and Reflexes Sensory nerves synapse with motor neurons and interneurons in ventral horn and also relayed to cortex via ascending pathways Muscle spindles in parallel with nerves Golgi tendon organs in series...

Physiology
PHYL2002
Peter McFawn
PHYL2002 Study Guide - Final Guide: Ampulla, Vestibular System, Otolith
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Cellular Basis of Hearing and Balance Function of auditory system o Peripheral mechanotransducer (cochlea) converts acoustic energy into nerve impulses o Encodes environmental sounds including speech and music o Represents...

Physiology
PHYL2002
Peter McFawn
PHYL2002 Study Guide - Final Guide: Transducin, Cell Membrane, Opsin
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Cellular Basis of Phototransduction Major function of the eye focus light rays from the environment on rods and cones Rods and cones photoreceptor cells transform light energy into electrical signals for transmission to CN...

Physiology
PHYL2002
Peter McFawn
PHYL2002 Study Guide - Final Guide: Aldosterone, Phosphatase, Glut4
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Intracellular Messages GPCR and Second Messengers: Transmembrane proteins with 7 membrane domains Bind hormoneneurotransmitter etc. on extracellular side When activated bind to heterotrimeric G proteins 3 different protein...

Physiology
PHYL2002
Peter McFawn
PHYL2002 Study Guide - Final Guide: Collagen, Noxious Stimulus, Golgi Tendon Organ
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Sensory Processing and Somatosensation Stimulus features encoded by sensory systems o Modality light, sound, touch, pain, heat, cold, smell, taste o Spatial information body location and location in external space o Intens...

Physiology
PHYL2002
Peter McFawn
PHYL2002 Study Guide - Final Guide: Exosphere, Exocytosis, Lidocaine
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Fast Signaling in the Nervous System Introduction to the Nervous System: Central nervous system brain and spinal cord Peripheral nervous system nerves and ganglia o Visceral afferents blood pressure, pain, osmolarity o Som...

Physiology
PHYL2002
Peter McFawn
PHYL2002 Study Guide - Final Guide: Sodium-Potassium Alloy, Phosphorylation, Nernst Equation
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Cell Transport Diffusion: Simple diffusion uniform spreading out of molecules as a result of random 1intermingling Molecules move from high to low concentration Movement is random for each individual molecule Amount of sub...

Physiology
PHYL2002
Peter McFawn
PHYL2002 Study Guide - Final Guide: Phospholipase C, Dysgeusia, Behavioral Neuroscience
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Cellular Basis of Chemosensation Olfactory receptors o Specialised neurons connected to the brain o Found in upper nasal cavity o Bipolar neurons with cilia contain specialized ion channels in mucus layer o Use a protein l...

Physiology
PHYL2002
Peter McFawn
PHYL2002 Study Guide - Final Guide: Acetylcholine, Stroke Volume, Endoplasmic Reticulum
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Cardiac Muscle Physiology Structure o Intercalated discs join cardiac muscle cells Desmosomes connect intermediate filaments connect cardiac cells Tight junctions stop paracellular transport Gap junctions connect cytosol o...

Physiology
PHYL2002
Peter McFawn

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