New clues to the location of visual consciousness
... into a three-dimensional image, is the flip-side of binocular rivalry. Individuals with misaligned eyes can suffer from binocular rivalry. They generally cope with this condition in one of two ways. They either rely on the view from a single eye or they use each eye for a different purpose, such as ...
... into a three-dimensional image, is the flip-side of binocular rivalry. Individuals with misaligned eyes can suffer from binocular rivalry. They generally cope with this condition in one of two ways. They either rely on the view from a single eye or they use each eye for a different purpose, such as ...
Marina Florack
... Parallel Processing: simultaneous processing of several aspects of visual stimulus (different parts of cortex integrate all info at once to form perception) Tri-chromatic Theory: red, green, blue ...
... Parallel Processing: simultaneous processing of several aspects of visual stimulus (different parts of cortex integrate all info at once to form perception) Tri-chromatic Theory: red, green, blue ...
Sherwood 6B
... Vision outline • Anatomy • Muscles and light control • Refraction and refractive structures ...
... Vision outline • Anatomy • Muscles and light control • Refraction and refractive structures ...
The Special Senses
... Special Senses • Olfaction, gustation, equilibrium, hearing, & vision • Found within complex sense organs • Pass information along the cranial nerves to specific areas of the cerebral cortex. ...
... Special Senses • Olfaction, gustation, equilibrium, hearing, & vision • Found within complex sense organs • Pass information along the cranial nerves to specific areas of the cerebral cortex. ...
Cranial nerve of smell, plus olfactory pathway
... Phantosmia associated 2nd-order neuron damage, or disorder in limbic system (e.g. tumor, schizophrenia) Role in stimulation of low-level TBI (alertness via thalamus; memory via hippocampus). However, bad smells in hospital or nursing home may also worsen agitation in TBI and dementia! Activation of ...
... Phantosmia associated 2nd-order neuron damage, or disorder in limbic system (e.g. tumor, schizophrenia) Role in stimulation of low-level TBI (alertness via thalamus; memory via hippocampus). However, bad smells in hospital or nursing home may also worsen agitation in TBI and dementia! Activation of ...
Essentials of Human Anatomy 12
... • Visual receptors (photoreceptors) in the eyes to detect light, color, and movement. • Accessory structures of the eye. – provide a superficial covering over its anterior exposed surface (conjunctiva) – prevent foreign objects from coming into contact with the eye (eyebrows, eyelashes, and eyelids) ...
... • Visual receptors (photoreceptors) in the eyes to detect light, color, and movement. • Accessory structures of the eye. – provide a superficial covering over its anterior exposed surface (conjunctiva) – prevent foreign objects from coming into contact with the eye (eyebrows, eyelashes, and eyelids) ...
Sensory Organs
... Organ of cortis is composed of hair cells that have hairs projecting toward the tectorial membrane. Displacement of the hair cell cilia against the tectorial membrane by oscillations of the basilar membrane causes the hair cells to depolarize and create a nerve impulse. ...
... Organ of cortis is composed of hair cells that have hairs projecting toward the tectorial membrane. Displacement of the hair cell cilia against the tectorial membrane by oscillations of the basilar membrane causes the hair cells to depolarize and create a nerve impulse. ...
Danczi Csaba László - 2nd WORLD CONGRESS OF ARTS
... deflection of the hairs. Responses are transient, and a sustained response can be elicited only by a stimulus moving continuously across the cutaneous surface (2). The presence of extensive connections between superficial and deep regions of the colliculus in the cat supports the idea that receptive ...
... deflection of the hairs. Responses are transient, and a sustained response can be elicited only by a stimulus moving continuously across the cutaneous surface (2). The presence of extensive connections between superficial and deep regions of the colliculus in the cat supports the idea that receptive ...
Document
... • The receptor neurons synapse with mitral cells at a junction called the glomeruli. • Axons from neurons bearing the same kind of stimulus, for example the smell of perfume, converge on a given type of glomerulus, each glomerulus receives only one type of odor signal. • Mitral cells refine the sig ...
... • The receptor neurons synapse with mitral cells at a junction called the glomeruli. • Axons from neurons bearing the same kind of stimulus, for example the smell of perfume, converge on a given type of glomerulus, each glomerulus receives only one type of odor signal. • Mitral cells refine the sig ...
exteroreceptive sensory systems
... Specificity and complexity increases with each level Sensation – detecting a stimulus Perception – understanding the stimulus ...
... Specificity and complexity increases with each level Sensation – detecting a stimulus Perception – understanding the stimulus ...
Option A Cerebral Cortex and Senses
... All substances release volatile chemicals into the air Humans detect 10,000 different odors Top of nasal passage neurons synapse to brain Receptors can be stimulated by more than one smell Olfactory receptors encoded by genes If your DNA lacks certain genes, you won’t be able to smell certain ...
... All substances release volatile chemicals into the air Humans detect 10,000 different odors Top of nasal passage neurons synapse to brain Receptors can be stimulated by more than one smell Olfactory receptors encoded by genes If your DNA lacks certain genes, you won’t be able to smell certain ...
Sensation - Barrington 220
... the theory that the rate of nerve impulses traveling up the auditory nerve matches the frequency of a tone, thus enabling us to sense its pitch ...
... the theory that the rate of nerve impulses traveling up the auditory nerve matches the frequency of a tone, thus enabling us to sense its pitch ...
Slide 1
... Olfactory receptors influence the targeting of sensory axons to discrete glomeruli in the olfactory bulb. (Adapted, with permission, from Sanes and Yamagata 2009.) A. Each olfactory receptor neuron expresses one of approximately 1,000 possible odorant receptors. Neurons expressing the same receptor ...
... Olfactory receptors influence the targeting of sensory axons to discrete glomeruli in the olfactory bulb. (Adapted, with permission, from Sanes and Yamagata 2009.) A. Each olfactory receptor neuron expresses one of approximately 1,000 possible odorant receptors. Neurons expressing the same receptor ...
Slide ()
... Olfactory receptors influence the targeting of sensory axons to discrete glomeruli in the olfactory bulb. (Adapted, with permission, from Sanes and Yamagata 2009.) A. Each olfactory receptor neuron expresses one of approximately 1,000 possible odorant receptors. Neurons expressing the same receptor ...
... Olfactory receptors influence the targeting of sensory axons to discrete glomeruli in the olfactory bulb. (Adapted, with permission, from Sanes and Yamagata 2009.) A. Each olfactory receptor neuron expresses one of approximately 1,000 possible odorant receptors. Neurons expressing the same receptor ...
Neurophysiology
... • Tonotopically and Spatiotopically organized • Highly Adaptable • Sensitive to CHANGES in Frequency and Intensity – Coding virtual pitch – demodulating complex signals (e.g. speech) ...
... • Tonotopically and Spatiotopically organized • Highly Adaptable • Sensitive to CHANGES in Frequency and Intensity – Coding virtual pitch – demodulating complex signals (e.g. speech) ...
Sensation and Perception
... Sensation is the process by which we detect stimulus energy from our environment and transmit it to our brain. Perception is the process of organizing and interpreting sensory information, enabling us to recognize meaningful objects and events. Clear evidence that perception is influenced by our exp ...
... Sensation is the process by which we detect stimulus energy from our environment and transmit it to our brain. Perception is the process of organizing and interpreting sensory information, enabling us to recognize meaningful objects and events. Clear evidence that perception is influenced by our exp ...
The Auditory and Vestibular System
... Hearing range is 20 to 20,000 Hz. Most sensitive to frequencies ranging from 1,500 to 4,000 Hz. Decreases with age or exposure to loud sounds. There are high and low sounds that our ears cannot hear. (Just like light) ...
... Hearing range is 20 to 20,000 Hz. Most sensitive to frequencies ranging from 1,500 to 4,000 Hz. Decreases with age or exposure to loud sounds. There are high and low sounds that our ears cannot hear. (Just like light) ...
Sample Midterm Exam
... 7. _______-tasting molecules are brought directly into taste receptor cells, whereas _______-tasting molecules make contact with receptor molecules on cell membranes, but don’t actually enter the cells. A. Sweet; sour B. Sour; salty C. Bitter; sweet D. Salty; bitter ...
... 7. _______-tasting molecules are brought directly into taste receptor cells, whereas _______-tasting molecules make contact with receptor molecules on cell membranes, but don’t actually enter the cells. A. Sweet; sour B. Sour; salty C. Bitter; sweet D. Salty; bitter ...
sample_exam_questions_2_0
... The answer is e. (Victor, p 306.) The vibrations from a tuning fork placed on top of the head are transmitted through the skull to both ears. Bone conduction of sound through the skull should be equal in both ears. With sensorineural hearing loss, the patient will hear the midline fork more loudly i ...
... The answer is e. (Victor, p 306.) The vibrations from a tuning fork placed on top of the head are transmitted through the skull to both ears. Bone conduction of sound through the skull should be equal in both ears. With sensorineural hearing loss, the patient will hear the midline fork more loudly i ...
Sensory Cells and Transduction of Stimuli
... Photoreceptors (eye) • Vertebrates have two types of photoreceptors, rod cells and cone cells. In humans, the fovea contains almost exclusively cone cells, which are responsible for color vision but are not very sensitive in dim light. • Color vision is based on the fact that different cone cells c ...
... Photoreceptors (eye) • Vertebrates have two types of photoreceptors, rod cells and cone cells. In humans, the fovea contains almost exclusively cone cells, which are responsible for color vision but are not very sensitive in dim light. • Color vision is based on the fact that different cone cells c ...
Olfactory Bulb Simulation
... The Olfactory Bulb specializes in processing the molecular signals that give rise to the sense of smell. It is located in the anterior region of the brain just above the nasal cavity. The olfactory bulb receives input from the olfactory sensory neurons and sends its output directly to the olfactory ...
... The Olfactory Bulb specializes in processing the molecular signals that give rise to the sense of smell. It is located in the anterior region of the brain just above the nasal cavity. The olfactory bulb receives input from the olfactory sensory neurons and sends its output directly to the olfactory ...
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... • They fire strongly when an animal (a rat) is in a specific location of an environment. • Place cells were first described in 1971 by O'Keefe and Dostrovsky during experiments with rats. • View sensitive cells have been found in monkeys (Araujo et al, 2001) and humans (Ekstrom et al, 2003) that may ...
... • They fire strongly when an animal (a rat) is in a specific location of an environment. • Place cells were first described in 1971 by O'Keefe and Dostrovsky during experiments with rats. • View sensitive cells have been found in monkeys (Araujo et al, 2001) and humans (Ekstrom et al, 2003) that may ...
Essentials of Human Anatomy Special Senses Special Senses
... • group of hearing receptor cells (hair cells) • on upper surface of basilar membrane • different frequencies of vibration move different parts of basilar membrane • particular sound frequencies cause hairs of receptor cells to bend • nerve impulse generated ...
... • group of hearing receptor cells (hair cells) • on upper surface of basilar membrane • different frequencies of vibration move different parts of basilar membrane • particular sound frequencies cause hairs of receptor cells to bend • nerve impulse generated ...
Symposium Poster - uospur
... project to a single glomerulus, where they synapse with mitral and tufted cells, which project axons to the cortex. • The glomeruli are arranged spatially in a stereotyped manner, forming identical maps in the left and right olfactory bulbs. Thus, each type of glomerulus is present on the two sides. ...
... project to a single glomerulus, where they synapse with mitral and tufted cells, which project axons to the cortex. • The glomeruli are arranged spatially in a stereotyped manner, forming identical maps in the left and right olfactory bulbs. Thus, each type of glomerulus is present on the two sides. ...
The Senses
... response to opening or closing ion channels • Neurotransmitter release is increased to signal the ...
... response to opening or closing ion channels • Neurotransmitter release is increased to signal the ...