Term
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Definition
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Term
| Peripheral Nervous System |
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Definition
| Afferent and Efferent (Motor and Autonomic - Parasympathetic, Sympathetic) |
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Term
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Definition
| Cerebral cortex, thalamus, hypothalamus, pituitary |
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Term
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Definition
| Relay centre for visual, auditory |
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Term
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Definition
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Term
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Definition
| Sensory and motor coordination, mental processes, intelligence, memory, vision, judgement, thought, speech, emotions and consciousness |
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Term
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Definition
| Relay centre, coordination and filtration of incoming signals, appreciation of painful sensation |
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Term
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Definition
| Control involuntary functions |
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Term
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Definition
| Secretes hormones control growth, behaviour, and metabolism |
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Term
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Definition
Origin cranial nerves
Regulation of respiration, heart, blood pressure
Control over some involuntary activity |
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Term
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Definition
| Coordination, posture, organizes voluntary activity |
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Term
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Definition
| Contains nucleus, surrounding cytoplasm, packed with rough and smooth ER,vesicles |
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Term
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Definition
| Receiving antennae for incoming formation |
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Term
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Definition
| Ends at a synapse, sends pulses to other axon |
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Term
| Transmitter acetylcholine |
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Definition
| Cholinergic synapses and receptors are found in peripheral nervous system |
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Term
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Definition
Nicotinic: all autonomic ganglia, neuromuscular junction, regions of brain
Muscarinic: stimulated by muscarine, found in regions of brain, involved in learning, memory and cognitive function |
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Term
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Definition
| Serotonin and receptors found in upper brain stem |
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Term
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Definition
| Dopamine and norepinephrine |
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Term
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Definition
Hypothalamus, basal ganglia and brain stem, midbrain
Control hormonal systems, motor coordination, motivation and reward |
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Term
| Dopamine Receptor Subclasses |
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Definition
D1 excitatory
D2 inhibitory |
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Term
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Definition
| Originate in brain stem project to cerebral cortex, hypothalamus, limbic and cerebelum |
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Term
| Norepinephrine Receptor Subclasses |
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Definition
Alpha and Beta
Alpha smooth muscle, activation leads to contraction
Beta, B1 and B2
B1 in heart, activation leads to increase rate of contraction
B2 in lungs, blood vessels, gastrointestinal muscle and uterus, activation leads to muscle relaxation |
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Term
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Definition
| Primary excitatory neurotransmitter |
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Term
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Definition
| Main inhibitory neurotransmitter |
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Term
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Definition
| Enkephalins, endorphins and dynorphins |
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Term
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Definition
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Term
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Definition
abundant in cerebral cortex, hypothalamus, brain stem, part spinal cord
Regulates pain |
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Term
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Definition
Present in olfactory system, limbic
Role in olfaction, motor integration, reward and cognitive functions |
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Term
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Definition
Present in caudate-putamen and hypothalamus
Regulate food intake, water balance, pain perception and control of endocrine system |
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Term
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Definition
| Maintain stable internal environment |
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Term
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Definition
| Promotes vegetative functions |
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Term
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Definition
| Increase in activity, fight or flight |
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