The Nervous System
... • Main communication link between brain and the rest of the body • Thirty-one pairs of spinal nerves branch out from the spinal cord • Certain kinds of information, including some reflexes, are processed directly in the spinal cord. ...
... • Main communication link between brain and the rest of the body • Thirty-one pairs of spinal nerves branch out from the spinal cord • Certain kinds of information, including some reflexes, are processed directly in the spinal cord. ...
Biology and Behaviour 40s
... system to the outer parts (muscles, skin, glands) of your body. • Receptors sense the environment (chemicals, light, sound, touch) and encode this information into electrochemical messages that are ...
... system to the outer parts (muscles, skin, glands) of your body. • Receptors sense the environment (chemicals, light, sound, touch) and encode this information into electrochemical messages that are ...
Central Nervous System
... Diencephalon • Hypothalamus – Lie beneath thalamus and forms the floor of the 3rd ventricle – Functions: • Controls responses made by autonomic effectors • Maintains water balance • Endocrine function – release hormones that regulate actions of the anterior pituitary gland • Waking state (alert and ...
... Diencephalon • Hypothalamus – Lie beneath thalamus and forms the floor of the 3rd ventricle – Functions: • Controls responses made by autonomic effectors • Maintains water balance • Endocrine function – release hormones that regulate actions of the anterior pituitary gland • Waking state (alert and ...
ANATOMY
... consists of the brain, the spinal cord and the nerves. The functional, structural unit of the nervous system is the nerve cell called the neuron. ...
... consists of the brain, the spinal cord and the nerves. The functional, structural unit of the nervous system is the nerve cell called the neuron. ...
2016-2017_1stSemester_Exam1_050117_final
... ………………………………........ and they project to nuclei called …………………………….. ………………………………. and ……….………..……………….. , both positioned in the ….. ….…………………………………………………. . Information transmitted by the second order neurons reaches the ………………………………............... nucleus of the………………… The final sensory perceptio ...
... ………………………………........ and they project to nuclei called …………………………….. ………………………………. and ……….………..……………….. , both positioned in the ….. ….…………………………………………………. . Information transmitted by the second order neurons reaches the ………………………………............... nucleus of the………………… The final sensory perceptio ...
Biological Impact
... • The cerebral cortex is a higher-level brain structure…it’s responsible for higher-level cognitive processes • The cerebral cortex covers the two hemispheres of the brain with wrinkled folds (sort of like a cauliflower)….these “wrinkles” increase the entire surface area of the cortex. • The cerebra ...
... • The cerebral cortex is a higher-level brain structure…it’s responsible for higher-level cognitive processes • The cerebral cortex covers the two hemispheres of the brain with wrinkled folds (sort of like a cauliflower)….these “wrinkles” increase the entire surface area of the cortex. • The cerebra ...
HUMAN ANATOMY
... NEURON – physiologic properties These characteristics allow neurons to communicate. • Exitibility – they response to environmental stimuli • Conductivity – produced electrosignals propagate to various distances • Secretion – nerve endings secret neurotransmitters, that stimulates other cells. ...
... NEURON – physiologic properties These characteristics allow neurons to communicate. • Exitibility – they response to environmental stimuli • Conductivity – produced electrosignals propagate to various distances • Secretion – nerve endings secret neurotransmitters, that stimulates other cells. ...
1. Which of the following is the component of the limbic system that
... B) release neurotransmitters into the spatial junctions between neurons. C) coordinate the activation of the parasympathetic and sympathetic nervous systems. D) control pain through the release of opiate-like chemicals into the brain. E) transmit signals to other neurons. 23. Neural networks refer t ...
... B) release neurotransmitters into the spatial junctions between neurons. C) coordinate the activation of the parasympathetic and sympathetic nervous systems. D) control pain through the release of opiate-like chemicals into the brain. E) transmit signals to other neurons. 23. Neural networks refer t ...
cell body
... The proteins are needed for maintenance and repair, and for production of neurotransmitters and enzymes. Dendrites are highly branched, tapering processes which either end in specialized sensory receptors (as in primary sensory neurons) or form synapses with neighboring neurons from which they r ...
... The proteins are needed for maintenance and repair, and for production of neurotransmitters and enzymes. Dendrites are highly branched, tapering processes which either end in specialized sensory receptors (as in primary sensory neurons) or form synapses with neighboring neurons from which they r ...
Med Term Chapter 10
... Microglial Cells: as phagocytes protect neurons from inflammation. Oligodendroglial Cells (Oligodendrocytes): form myelin sheath Ependymal Cells: line membranes within the brain and spinal cord where CSF ...
... Microglial Cells: as phagocytes protect neurons from inflammation. Oligodendroglial Cells (Oligodendrocytes): form myelin sheath Ependymal Cells: line membranes within the brain and spinal cord where CSF ...
Lecture - Chapter 13: Central Nervous System - dr
... Breathing, heart rate, visceral activities, sensory and motor nuclei of cranial nerves Higher levels of respiratory control, sensory and motor nuclei of cranial nerves Acts as a filter for ascending sensory information that is projected to the primary cortex and basal nuclei. Filled with CSF ...
... Breathing, heart rate, visceral activities, sensory and motor nuclei of cranial nerves Higher levels of respiratory control, sensory and motor nuclei of cranial nerves Acts as a filter for ascending sensory information that is projected to the primary cortex and basal nuclei. Filled with CSF ...
Nervous Systems (ch. 48 & 49) Sum13
... • Stimulation from a neighbor neuron excites the cell (brief increase in voltage = EPSP) ...
... • Stimulation from a neighbor neuron excites the cell (brief increase in voltage = EPSP) ...
Nervous System
... Key question#1: What are the major parts of the nervous system and there jobs? Stimuli, homeostasis, neurons, denterites, axons, and impulses. The job for the stimuli brings responses to your body. The homeostasis controls your breathing, heart rate, and digestion. The neurons carry messages to the ...
... Key question#1: What are the major parts of the nervous system and there jobs? Stimuli, homeostasis, neurons, denterites, axons, and impulses. The job for the stimuli brings responses to your body. The homeostasis controls your breathing, heart rate, and digestion. The neurons carry messages to the ...
LEARNING OBJECTIVE 5: Explain how an injured nerve fiber may
... LEARNING OBJECTIVE 2: Describe the general structure of a neuron. Lecture Suggestions and Guidelines 1. Illustrate the structure of a typical motor neuron. Label the major structures such as dendrites, myelin sheath, cell body, neurilemma, Schwann cell, Nodes of Ranvier, axon, and synapse. 2. Descri ...
... LEARNING OBJECTIVE 2: Describe the general structure of a neuron. Lecture Suggestions and Guidelines 1. Illustrate the structure of a typical motor neuron. Label the major structures such as dendrites, myelin sheath, cell body, neurilemma, Schwann cell, Nodes of Ranvier, axon, and synapse. 2. Descri ...
Role of Neurotransmitters on Memory and Learning
... pain, emotion, pleasure, moods, hunger, sexual behaviour and other basic processes. The messages for this action are carried by neurotransmitters. Ultimately, brain regulators may help explain depression, schizophrenia, drug addiction and other puzzling topics. The sequence of chemical events at a s ...
... pain, emotion, pleasure, moods, hunger, sexual behaviour and other basic processes. The messages for this action are carried by neurotransmitters. Ultimately, brain regulators may help explain depression, schizophrenia, drug addiction and other puzzling topics. The sequence of chemical events at a s ...
FIGURE LEGNEDS FIGURE 24.1 A dorsal root ganglion cell is a
... varied thalamic innervation, nociceptive information reaches SI and SII for discriminative aspects of pain and temperature and the anterior cingulate and rostral insula for the affective, punishing aspects of pain. FIGURE 24.12 Sensory components of the trigeminal system. (A) Path for discriminative ...
... varied thalamic innervation, nociceptive information reaches SI and SII for discriminative aspects of pain and temperature and the anterior cingulate and rostral insula for the affective, punishing aspects of pain. FIGURE 24.12 Sensory components of the trigeminal system. (A) Path for discriminative ...
ACP Level 2 Lesson Twelve
... The Autonomic System: This is broken down into the sympathetic and theparasympathetic systems. This will be covered more in depth later in this lesson. By now, you should have a clear understanding that the brain sends out its messages to the body and it reacts to changes by triggering hormones. The ...
... The Autonomic System: This is broken down into the sympathetic and theparasympathetic systems. This will be covered more in depth later in this lesson. By now, you should have a clear understanding that the brain sends out its messages to the body and it reacts to changes by triggering hormones. The ...
Migraine Visual Aura
... The pain of migraine headache is thought to have a neurogenic basis. Migraine involves dysfunction of brain-stem pathways that normally modulate sensory input. The key pathways for the pain are the trigeminovascular input from the meningeal vessels, which passes through the trigeminal ganglion and s ...
... The pain of migraine headache is thought to have a neurogenic basis. Migraine involves dysfunction of brain-stem pathways that normally modulate sensory input. The key pathways for the pain are the trigeminovascular input from the meningeal vessels, which passes through the trigeminal ganglion and s ...
summing-up - Zanichelli online per la scuola
... summing-up 1 Perception of stimuli and their transmission ...
... summing-up 1 Perception of stimuli and their transmission ...
Lecture 1a - Division of Social Sciences
... - Other nuclei, many involved in arousal of cortex, have widespread cortical projections - Also includes intrinsic neurons for information processing within Thalamus Hypothalamus (“Hypo” = “low, below”) = small structure with many nuclei, just ventral to Thalamus - Oversees “4 Fs” = Feeding, Fightin ...
... - Other nuclei, many involved in arousal of cortex, have widespread cortical projections - Also includes intrinsic neurons for information processing within Thalamus Hypothalamus (“Hypo” = “low, below”) = small structure with many nuclei, just ventral to Thalamus - Oversees “4 Fs” = Feeding, Fightin ...
semicircular canals
... Functions of Key Parts of the Eye Iris: dilates and constricts thereby regulating the amount of light that enters to posterior chamber of the eye. Ciliary body: muscular – pulls on suspensory ligaments and causes the lens to bend and change focus. Fovea centralis: area having the densest amount of ...
... Functions of Key Parts of the Eye Iris: dilates and constricts thereby regulating the amount of light that enters to posterior chamber of the eye. Ciliary body: muscular – pulls on suspensory ligaments and causes the lens to bend and change focus. Fovea centralis: area having the densest amount of ...
multiple choice
... C) apraxia. D) paralysis. E) a learning disability. 18) The ossicles are A) positioned within the pinna of the ear. B) tiny bones located within the middle ear. C) auditory receptors. D) neurons that innervate the middle ear. E) receptive cells in the inner ear. 19) Most of the serotonin neurons in ...
... C) apraxia. D) paralysis. E) a learning disability. 18) The ossicles are A) positioned within the pinna of the ear. B) tiny bones located within the middle ear. C) auditory receptors. D) neurons that innervate the middle ear. E) receptive cells in the inner ear. 19) Most of the serotonin neurons in ...
How the Brain Works And Why it Probably Doesn`t Work this way!
... • Because most pathways in the human CNS are myelinated, MS can involve different pathways in different patients; while patients may show very individual patterns of demyelination (and therefore different signs/symptoms), there are some sites that appear to be more commonly affected; for example, th ...
... • Because most pathways in the human CNS are myelinated, MS can involve different pathways in different patients; while patients may show very individual patterns of demyelination (and therefore different signs/symptoms), there are some sites that appear to be more commonly affected; for example, th ...