Lange Physiology > Section II
... described in autonomic ganglia (see Chapter 13: The Autonomic Nervous System), cardiac and smooth muscle, and cortical neurons. These postsynaptic potentials have a latency of 100–500 ms and last several seconds. The slow EPSPs are generally due to decreases in K+ conductance, and the slow IPSPs are ...
... described in autonomic ganglia (see Chapter 13: The Autonomic Nervous System), cardiac and smooth muscle, and cortical neurons. These postsynaptic potentials have a latency of 100–500 ms and last several seconds. The slow EPSPs are generally due to decreases in K+ conductance, and the slow IPSPs are ...
Topical Review
... Axonal sprouting occurs after injury in the peripheral nervous system, and with specific therapies, in the spinal cord and optic nerve.19 –22 In these sites, sprouting neurons activate specific molecular elements of a growth program to elaborate a growth cone, extend an axon and form new synapses. N ...
... Axonal sprouting occurs after injury in the peripheral nervous system, and with specific therapies, in the spinal cord and optic nerve.19 –22 In these sites, sprouting neurons activate specific molecular elements of a growth program to elaborate a growth cone, extend an axon and form new synapses. N ...
Synaptic Competition during the Reformation of a Neuromuscular Map
... diaphragm and SA muscles were severed and intentionally misaligned, axons re-established a topographic map (Laskowski and Sanes, 1988). Moreover, when the nerve was frozen, causing breaks in the endoneurial sheath, selectivity was also reestablished (DeSantis et al., 1992). Thus although passive gui ...
... diaphragm and SA muscles were severed and intentionally misaligned, axons re-established a topographic map (Laskowski and Sanes, 1988). Moreover, when the nerve was frozen, causing breaks in the endoneurial sheath, selectivity was also reestablished (DeSantis et al., 1992). Thus although passive gui ...
Monkey Models of Recovery of Voluntary Hand
... recover remarkably quickly from anesthesia, and are up and alert and eating normally within a few hours. Surgery and recording sessions have lasted as long as 8 hours (but not longer). Because dorsal rhizotomy (i.e., dorsal root injury) is often correlated with neuropathic pain in humans, we note th ...
... recover remarkably quickly from anesthesia, and are up and alert and eating normally within a few hours. Surgery and recording sessions have lasted as long as 8 hours (but not longer). Because dorsal rhizotomy (i.e., dorsal root injury) is often correlated with neuropathic pain in humans, we note th ...
The Spinal Cord, Spinal Nerves, and Spinal Reflexes
... A pair of ventral roots contains the axons of motor neurons that extend into the periphery to control somatic and visceral effectors. ...
... A pair of ventral roots contains the axons of motor neurons that extend into the periphery to control somatic and visceral effectors. ...
Multiple sites of spike initiation in a single dendritic
... Synaptic input from roots ipsilateral to the dendritic penetration generated spikes arising from large EPSPs, whereas contralateral root stimulation generated spikes that arose from very small EPSPs 4. We have repeated this observation for an identified MTI, interneuron C (Fig. 1A) 14. This finding ...
... Synaptic input from roots ipsilateral to the dendritic penetration generated spikes arising from large EPSPs, whereas contralateral root stimulation generated spikes that arose from very small EPSPs 4. We have repeated this observation for an identified MTI, interneuron C (Fig. 1A) 14. This finding ...
Human nasal olfactory epithelium as a dynamic marker for CNS
... express specific markers of CNS cell types including astrocytic marker GFAP, as well as neuronal markers such as glutamate receptor subtypes, nerve growth factor receptors and neurotransmitters GABA and glutamate (Au and Roskams, 2002; Au and Roskams, 2003; Priest and Puche, 2004; Thukral et al., 199 ...
... express specific markers of CNS cell types including astrocytic marker GFAP, as well as neuronal markers such as glutamate receptor subtypes, nerve growth factor receptors and neurotransmitters GABA and glutamate (Au and Roskams, 2002; Au and Roskams, 2003; Priest and Puche, 2004; Thukral et al., 199 ...
Laryngeal nerve “anastomoses”
... specimens were studied. Three different types of communications were observed between internal and recurrent laryngeal nerves viz. (1) Galen’s anastomosis (81%): in 13%, it was observed to supply the posterior cricoarytenoid muscle; (2) thyroarytenoid communication (9%): this was observed to supply ...
... specimens were studied. Three different types of communications were observed between internal and recurrent laryngeal nerves viz. (1) Galen’s anastomosis (81%): in 13%, it was observed to supply the posterior cricoarytenoid muscle; (2) thyroarytenoid communication (9%): this was observed to supply ...
Spinal motor neurons are regenerated after
... Larval lesion induces local regeneration of motor neurons Embryonic motor neuron generation from the pMN domain largely ceases by 48-51 hours post-fertilization (hpf) (Reimer et al., 2013), whereas oligodendrogenesis from these progenitors continues for weeks (Park et al., 2007). To determine whethe ...
... Larval lesion induces local regeneration of motor neurons Embryonic motor neuron generation from the pMN domain largely ceases by 48-51 hours post-fertilization (hpf) (Reimer et al., 2013), whereas oligodendrogenesis from these progenitors continues for weeks (Park et al., 2007). To determine whethe ...
The Role of Selective Transport in Neuronal Protein
... The precise targeting and localization of proteins within these domains is critical for every aspect of neuronal function, from the localization of signaling molecules that govern axonal guidance to the distribution of channels that determine the integrative properties of dendrites (Goodman, 1996; M ...
... The precise targeting and localization of proteins within these domains is critical for every aspect of neuronal function, from the localization of signaling molecules that govern axonal guidance to the distribution of channels that determine the integrative properties of dendrites (Goodman, 1996; M ...
HEAD/NECK IV: Cranial Nerves
... IX: Glosso- Sensory to carotid body/sinus pharyngeal Taste to posterior tongue Sensory to ear opening/middle ear Parotid salivary gland X: Vagus ...
... IX: Glosso- Sensory to carotid body/sinus pharyngeal Taste to posterior tongue Sensory to ear opening/middle ear Parotid salivary gland X: Vagus ...
HEAD/NECK IV: Cranial Nerves
... IX: Glosso- Sensory to carotid body/sinus pharyngeal Taste to posterior tongue Sensory to ear opening/middle ear Parotid salivary gland X: Vagus ...
... IX: Glosso- Sensory to carotid body/sinus pharyngeal Taste to posterior tongue Sensory to ear opening/middle ear Parotid salivary gland X: Vagus ...
NETMORPH: A Framework for the Stochastic
... is that the branching process of a real growth cone proceeds over a certain period of time, while it is treated in the model as a point process in time. To account for this observation, it is assumed in the model that the daughter branches already appear with a certain initial length (see also Van P ...
... is that the branching process of a real growth cone proceeds over a certain period of time, while it is treated in the model as a point process in time. To account for this observation, it is assumed in the model that the daughter branches already appear with a certain initial length (see also Van P ...
the clinical role of evoked potentials
... (SSEPs), and brainstem auditory evoked potentials (BSAEPs) are tested most frequently. Longer latency responses that are related to higher ‘‘cognitive’’ functions such as event related potentials (ERPs), contingent negative variant (CNV), and sensory potentials after stimulation with CO2 lasers are ...
... (SSEPs), and brainstem auditory evoked potentials (BSAEPs) are tested most frequently. Longer latency responses that are related to higher ‘‘cognitive’’ functions such as event related potentials (ERPs), contingent negative variant (CNV), and sensory potentials after stimulation with CO2 lasers are ...
Piriformis Syndrome. - Roland Jeffery Physiotherapy
... The Piriformis is a small muscle deep in the buttocks that rotates the leg outwards (See Figure 1). It runs from the base of the spine and attaches to the thigh bone (femur) in the region of where the outside crease in the buttocks is. A big nerve that supplies sensation to the leg, called the sciat ...
... The Piriformis is a small muscle deep in the buttocks that rotates the leg outwards (See Figure 1). It runs from the base of the spine and attaches to the thigh bone (femur) in the region of where the outside crease in the buttocks is. A big nerve that supplies sensation to the leg, called the sciat ...
Neuropathological Characteristics of Brachial Plexus Avulsion Injury
... including both the C5 and C6 roots, and, less frequently, the C7 root (8). This type of lesion represents both a CNS and PNS injury because spinal motor neurons undergo degeneration due to deafferentation while peripheral axons rapidly degenerate once they are disconnected from the cell body (9). Th ...
... including both the C5 and C6 roots, and, less frequently, the C7 root (8). This type of lesion represents both a CNS and PNS injury because spinal motor neurons undergo degeneration due to deafferentation while peripheral axons rapidly degenerate once they are disconnected from the cell body (9). Th ...
Effect of PACAP in Central and Peripheral Nerve Injuries
... hormone-releasing hormone (GHRH) superfamily [2]. Two types of PACAP binding sites have been characterized based on their relative affinities for VIP and PACAP. PAC1 receptor exhibits a high affinity for both PACAP forms and a low affinity for VIP, whereas VPAC1 and VPAC2 receptors bind both VIP and ...
... hormone-releasing hormone (GHRH) superfamily [2]. Two types of PACAP binding sites have been characterized based on their relative affinities for VIP and PACAP. PAC1 receptor exhibits a high affinity for both PACAP forms and a low affinity for VIP, whereas VPAC1 and VPAC2 receptors bind both VIP and ...
Bystander Attenuation Of Neuronal And Astrocyte
... result in serious neurodevelopmental problems ranging from malformation of cortical development, mental retardation, cerebral palsy, to sensorineural hearing loss [1]. These injuries once incurred on the developing nervous system are often irreversible. The mechanism of injury with which CMV causes ...
... result in serious neurodevelopmental problems ranging from malformation of cortical development, mental retardation, cerebral palsy, to sensorineural hearing loss [1]. These injuries once incurred on the developing nervous system are often irreversible. The mechanism of injury with which CMV causes ...
Chapter 1 Introduction 一、名词解释 1.Human Physiology Physiology
... b. Active Transport contains Primary Active Transport and Secondary Active Transport. c. In primary active transport,energy is directly coupled to the movement of desired substances across a membrane, independent of any other species. Such as Sodium-Potassium pump, Calcium pump and Hydrogen pump,the ...
... b. Active Transport contains Primary Active Transport and Secondary Active Transport. c. In primary active transport,energy is directly coupled to the movement of desired substances across a membrane, independent of any other species. Such as Sodium-Potassium pump, Calcium pump and Hydrogen pump,the ...
Neurons
... reached out his hand, and took hold of his wife’s head, tried to lift it off, to put it on. He had apparently mistaken his wife for a hat! His wife looked as if she was used to such things. (Sacks, 1985, p. 10) Dr. P’s odd behavior may seem amusing in some respects, but his deficits in visual percep ...
... reached out his hand, and took hold of his wife’s head, tried to lift it off, to put it on. He had apparently mistaken his wife for a hat! His wife looked as if she was used to such things. (Sacks, 1985, p. 10) Dr. P’s odd behavior may seem amusing in some respects, but his deficits in visual percep ...
Somatosensory Systems: Pain and Temperature - Dr
... accurately determine the location of stimulus on the body (high degree of spatial resolution). The anterior spinothalamic tract is located just anterior to the lateral spinothalamic tract within the spinal cord and medulla. Other than this slightly more lateral position, the anterior spinothalamic ...
... accurately determine the location of stimulus on the body (high degree of spatial resolution). The anterior spinothalamic tract is located just anterior to the lateral spinothalamic tract within the spinal cord and medulla. Other than this slightly more lateral position, the anterior spinothalamic ...
Chapter 02 - Neurons and Glia
... transport. In addition, describe axoplasmic transport and the concept of the molecular “legs” that drive it. (Refer to PowerPoint slide 21.) Teaching Suggestion: Using Figure 2.18, explain anterograde transport and retrograde transport and describe the roles of kinesin and dynein. Discussion Point: ...
... transport. In addition, describe axoplasmic transport and the concept of the molecular “legs” that drive it. (Refer to PowerPoint slide 21.) Teaching Suggestion: Using Figure 2.18, explain anterograde transport and retrograde transport and describe the roles of kinesin and dynein. Discussion Point: ...
spinal cord
... caused by death of dopamine-secreting neurons in the midbrain • It is characterized by difficulty in initiating movements, muscle tremors, slowness of movement, and rigidity • There is no cure, although drugs and various other approaches are used to manage symptoms Copyright © 2008 Pearson Education ...
... caused by death of dopamine-secreting neurons in the midbrain • It is characterized by difficulty in initiating movements, muscle tremors, slowness of movement, and rigidity • There is no cure, although drugs and various other approaches are used to manage symptoms Copyright © 2008 Pearson Education ...
Anterior and Middle Deltoid Are Functionally Critical Targets for
... nerve is commonly performed to restore abduction strength. During this procedure, the radial nerve branch innervating the long head of the triceps is transferred to the anterior branch of the axillary nerve. Depending on the axillary nerve anatomy, either the entire deltoid or the anterior and middl ...
... nerve is commonly performed to restore abduction strength. During this procedure, the radial nerve branch innervating the long head of the triceps is transferred to the anterior branch of the axillary nerve. Depending on the axillary nerve anatomy, either the entire deltoid or the anterior and middl ...