PowerPoint 演示文稿 - Shandong University
... Many visceral afferents are specialized nociceptors, as in other tissues small (Ad and C) fibers involved. Large numbers of silent/sleeping nociceptors, awakened by inflammation. ...
... Many visceral afferents are specialized nociceptors, as in other tissues small (Ad and C) fibers involved. Large numbers of silent/sleeping nociceptors, awakened by inflammation. ...
CVI
... Visual performance can be quite variable, simply put, some days are better than others. Visual functioning can even change from hour to hour with some children. Visual field defects may also be associated with CVI due to specific neurological damage. Movement cues, especially in the peripheral ...
... Visual performance can be quite variable, simply put, some days are better than others. Visual functioning can even change from hour to hour with some children. Visual field defects may also be associated with CVI due to specific neurological damage. Movement cues, especially in the peripheral ...
Ch33 nervous system reading essentials
... myelin sheath. The myelin sheath, however, has many gaps called nodes. The ions reach the cell’s plasma membrane at the nodes. The action potential jumps from node to node, increasing speed as it moves along the axon. Some neurons in the human body have a myelin sheath, and other neurons are not pro ...
... myelin sheath. The myelin sheath, however, has many gaps called nodes. The ions reach the cell’s plasma membrane at the nodes. The action potential jumps from node to node, increasing speed as it moves along the axon. Some neurons in the human body have a myelin sheath, and other neurons are not pro ...
1285174151_463961
... The Anatomy and Functions of the Brainstem (cont’d.) • Midbrain – Ventral cerebral peduncles: convey impulses from cortex to pons and spinal cord – Dorsal tectum: reflex center – Controls movement of head and eyeball (visual stimuli) – Controls movement of head and trunk (auditory stimuli) ...
... The Anatomy and Functions of the Brainstem (cont’d.) • Midbrain – Ventral cerebral peduncles: convey impulses from cortex to pons and spinal cord – Dorsal tectum: reflex center – Controls movement of head and eyeball (visual stimuli) – Controls movement of head and trunk (auditory stimuli) ...
Chapter 12: Spinal Cord And Spinal Nerves
... 5. Axons supplying the upper limbs enter and exit the cord at _______________ 6. Axons supplying the lower limbs enter and exit the cord at _______________ 7. What is the conus medullaris? _____________________________________ 8. The cauda equina is composed of __________________________________ B. ...
... 5. Axons supplying the upper limbs enter and exit the cord at _______________ 6. Axons supplying the lower limbs enter and exit the cord at _______________ 7. What is the conus medullaris? _____________________________________ 8. The cauda equina is composed of __________________________________ B. ...
潓慭潴敳獮牯⁹祓瑳浥
... hand (stereognosis) is mediated not just by the primary sensory cortex, but also by association areas in the parietal lobe, in which the individual sensory features of the object, such as its size, shape, consistency, temperature, sharpness/dullness, softness/hardness, etc., can be integrated and co ...
... hand (stereognosis) is mediated not just by the primary sensory cortex, but also by association areas in the parietal lobe, in which the individual sensory features of the object, such as its size, shape, consistency, temperature, sharpness/dullness, softness/hardness, etc., can be integrated and co ...
Review Energy limitation as a selective pressure on the evolution of
... are equally applicable throughout the nervous system. Examples are taken from a wide range of sensory modalities in both vertebrates and invertebrates. We aim to place the studies we review into an evolutionary framework. We combine experimentally determined measures of energy consumption from whole ...
... are equally applicable throughout the nervous system. Examples are taken from a wide range of sensory modalities in both vertebrates and invertebrates. We aim to place the studies we review into an evolutionary framework. We combine experimentally determined measures of energy consumption from whole ...
human anatomy - WordPress.com
... • Collects info from sources inside and on the surface of the body • Relays info by way of afferent fibers to the CNS • Efferent fibers relay info from CNS to muscles and glands • Divided into two parts: - 12 pairs of cranial nerves - 31 pairs of spinal nerves ...
... • Collects info from sources inside and on the surface of the body • Relays info by way of afferent fibers to the CNS • Efferent fibers relay info from CNS to muscles and glands • Divided into two parts: - 12 pairs of cranial nerves - 31 pairs of spinal nerves ...
What is C. elegans? What are its navigational strategies?
... DAG and IP3 are messengers in the process of converting an extra-cellular signal to an electrical response (sensory signal transduction) ...
... DAG and IP3 are messengers in the process of converting an extra-cellular signal to an electrical response (sensory signal transduction) ...
Sensory ecology, receiver biases and sexual selection
... Background noise and organ–environment interactions affect the efficiency of signal collection and coupling to the receptor cells34,37,38,40,51. (d) Transduction: signal collection and transducing properties of the receptors The structure of receptors and the degree and rate of physiological adaptat ...
... Background noise and organ–environment interactions affect the efficiency of signal collection and coupling to the receptor cells34,37,38,40,51. (d) Transduction: signal collection and transducing properties of the receptors The structure of receptors and the degree and rate of physiological adaptat ...
Understanding trigeminal pain pathways: lessons from teeth
... the quality of the sensation, but this is always described in terms of pain rather than temperature. Animal studies have identified several groups of corneal nociceptors: • Mechanosensory units • Polymodal units • Cold units 10mM acetic acid ...
... the quality of the sensation, but this is always described in terms of pain rather than temperature. Animal studies have identified several groups of corneal nociceptors: • Mechanosensory units • Polymodal units • Cold units 10mM acetic acid ...
Long-term memory - Universitas Ciputra
... Factor that influence Perception The Dominant factor is the expectancy of the information takers. This gives structure in our mind as a perceptual set or mental set. This in turn is influence by: • Information availability • Needs • Past experiences Visual Communication Design, Universitas Ciputra, ...
... Factor that influence Perception The Dominant factor is the expectancy of the information takers. This gives structure in our mind as a perceptual set or mental set. This in turn is influence by: • Information availability • Needs • Past experiences Visual Communication Design, Universitas Ciputra, ...
brainstem
... – Fibers originate in the vestibular nuclei of the medulla and terminate at level of the sacral spinal nerves Connects vestibular complex and head and eye movement coordination center in medulla • Medial Longitudinal Fasciculus – Contains both ascending and descending fibers ...
... – Fibers originate in the vestibular nuclei of the medulla and terminate at level of the sacral spinal nerves Connects vestibular complex and head and eye movement coordination center in medulla • Medial Longitudinal Fasciculus – Contains both ascending and descending fibers ...
CH 2 Localization
... correctly localise a neurological disorder to its main site of origin. It is important to note that loss of power is common to both and therefore does not help to distinguish between them, and that these signs may not all be present in any one individual patient. The main differences between them ar ...
... correctly localise a neurological disorder to its main site of origin. It is important to note that loss of power is common to both and therefore does not help to distinguish between them, and that these signs may not all be present in any one individual patient. The main differences between them ar ...
Cutaneous mechanoreceptors
... Their somewhat rigid structure, and the fact that they are not encapsulated, causes them to have a sustained response (in the form of action potentials or spikes) to mechanical deflection of the tissue. They are the most sensitive of the four main types of mechanoreceptors to vibrations at low frequ ...
... Their somewhat rigid structure, and the fact that they are not encapsulated, causes them to have a sustained response (in the form of action potentials or spikes) to mechanical deflection of the tissue. They are the most sensitive of the four main types of mechanoreceptors to vibrations at low frequ ...
Visual Perception
... Binocular disparity is a powerful (and probably innate) cue for depth perception. Yet we can perceive depth beyond our binocular field of vision and even with one eye closed. Clearly, there are cues for depth perception that come from the image obtained from one single eye. These are Monocular Depth ...
... Binocular disparity is a powerful (and probably innate) cue for depth perception. Yet we can perceive depth beyond our binocular field of vision and even with one eye closed. Clearly, there are cues for depth perception that come from the image obtained from one single eye. These are Monocular Depth ...
Anterolateral Systems
... and there is early sacral sensory loss (lateral spinothalamic tract) and spastic weakness in the legs (corticospinal tract) due to the superficial location of leg fibers in the corticospinal tract. Intramedullary lesions tend to produce poorly localized burning pain rather than radicular pain and ...
... and there is early sacral sensory loss (lateral spinothalamic tract) and spastic weakness in the legs (corticospinal tract) due to the superficial location of leg fibers in the corticospinal tract. Intramedullary lesions tend to produce poorly localized burning pain rather than radicular pain and ...
Chapter 14a - Dr. Jerry Cronin
... An individual can feel pain in an uninjured part of the body when pain actually originates at another location Strong visceral pain Sensations arriving at segment of spinal cord can stimulate interneurons that are part of spinothalamic pathway Activity in interneurons leads to stimulation of ...
... An individual can feel pain in an uninjured part of the body when pain actually originates at another location Strong visceral pain Sensations arriving at segment of spinal cord can stimulate interneurons that are part of spinothalamic pathway Activity in interneurons leads to stimulation of ...
File
... Sensory receptors are divided into five categories based on the nature of the stimuli they transduce: mechanoreceptors, chemoreceptors, electromagnetic receptors, thermoreceptors, and pain receptors. ...
... Sensory receptors are divided into five categories based on the nature of the stimuli they transduce: mechanoreceptors, chemoreceptors, electromagnetic receptors, thermoreceptors, and pain receptors. ...
Sensory and Motor Mechanisms
... Sensory receptors are divided into five categories based on the nature of the stimuli they transduce: mechanoreceptors, chemoreceptors, electromagnetic receptors, thermoreceptors, and pain receptors. ...
... Sensory receptors are divided into five categories based on the nature of the stimuli they transduce: mechanoreceptors, chemoreceptors, electromagnetic receptors, thermoreceptors, and pain receptors. ...
PowerPoint to accompany Hole`s Human Anatomy and Physiology
... • Arises from centers deep within the cerebrum ...
... • Arises from centers deep within the cerebrum ...
nervous system - Zanichelli online per la scuola
... light stimulation. They are located in the retina, inside the eye. When stimulated, they transmit signals to the brain that processes them as images. ...
... light stimulation. They are located in the retina, inside the eye. When stimulated, they transmit signals to the brain that processes them as images. ...
PNS Extra credit worksheet. Use the text and your power point notes
... _______________________________ respond to chemicals (e.g., smell, taste, changes in blood chemistry) _______________________________ sensitive to pain-causing stimuli (e.g. extreme heat or cold, excessive pressure, inflammatory chemicals) ...
... _______________________________ respond to chemicals (e.g., smell, taste, changes in blood chemistry) _______________________________ sensitive to pain-causing stimuli (e.g. extreme heat or cold, excessive pressure, inflammatory chemicals) ...
Communication
... Certain types of snakes, such as rattle snakes, can detect infra-red radiation using a pit organ on their body. This means that they will hunt during the night or move into dark burrows and still be able to see and detect particular endotherms, for example the detection of mice, so this infra-red vi ...
... Certain types of snakes, such as rattle snakes, can detect infra-red radiation using a pit organ on their body. This means that they will hunt during the night or move into dark burrows and still be able to see and detect particular endotherms, for example the detection of mice, so this infra-red vi ...