RESULTATS Capítol 1 __________________________________________________________________________ 71
... Studies over the past few years point to the selective guidance of axonal growth cones by specific signals as the main mechanism by which neuronal connections are first established between brain areas (Huber et al., 2003; Mueller, 1999), while activitydependent plasticity has been proposed as a mech ...
... Studies over the past few years point to the selective guidance of axonal growth cones by specific signals as the main mechanism by which neuronal connections are first established between brain areas (Huber et al., 2003; Mueller, 1999), while activitydependent plasticity has been proposed as a mech ...
Seventeen
... microsmatic, with smell being much less important than the other senses, especially sight and hearing. The study of comparative anatomy contributes much to an undetstanding of those parts of the brain involved in olfaction, which constitute the rhinencephalon, Thus, in macrosmatic animals, the rhine ...
... microsmatic, with smell being much less important than the other senses, especially sight and hearing. The study of comparative anatomy contributes much to an undetstanding of those parts of the brain involved in olfaction, which constitute the rhinencephalon, Thus, in macrosmatic animals, the rhine ...
all-or-nothing principle
... • Neurotransmitters are excitatory, inhibitory, or both • Acetylcholine (ACh) • Stimulates firing of neurons • Involved in action of muscles, learning, memory • Alzheimer disease: ACh deficiency ...
... • Neurotransmitters are excitatory, inhibitory, or both • Acetylcholine (ACh) • Stimulates firing of neurons • Involved in action of muscles, learning, memory • Alzheimer disease: ACh deficiency ...
Serotonin syndrome vs neuroleptic malignant syndrome: A contrast of causes, diagnoses,
... NMS. Similar to SS, there is substantial variation in NMS clinical presentations. Most, but not all, NMS patients exhibit the 4 cardinal symptoms: muscle rigidity, hyperpyrexia, mental status changes, and autonomic instability.23 “Lead pipe” rigidity is the most common neurologic finding, but rigidi ...
... NMS. Similar to SS, there is substantial variation in NMS clinical presentations. Most, but not all, NMS patients exhibit the 4 cardinal symptoms: muscle rigidity, hyperpyrexia, mental status changes, and autonomic instability.23 “Lead pipe” rigidity is the most common neurologic finding, but rigidi ...
Wasp Voodoo Rituals, Venom-Cocktails, and the Zombification of Cockroach Hosts SYMPOSIUM Frederic Libersat
... question to answer, some alternative (but not necessarily mutually exclusive) possibilities come to mind. First, considering the wasp’s life cycle, a crucial function of the sting is the production of a long-lasting hypokinetic effect in the cockroach. For reasons yet to be determined, this effect c ...
... question to answer, some alternative (but not necessarily mutually exclusive) possibilities come to mind. First, considering the wasp’s life cycle, a crucial function of the sting is the production of a long-lasting hypokinetic effect in the cockroach. For reasons yet to be determined, this effect c ...
The role of the subthalamic nucleus in response inhibition: Evidence
... Failed versus successfully inhibited stop-trials In the stop-signal paradigm, differences in response latency (due to the adaptive staircase procedure) incur bias when comparing failed with successfully inhibited stop-trials. Failed stop-trials tend to occur at longer delays after the go-signal than ...
... Failed versus successfully inhibited stop-trials In the stop-signal paradigm, differences in response latency (due to the adaptive staircase procedure) incur bias when comparing failed with successfully inhibited stop-trials. Failed stop-trials tend to occur at longer delays after the go-signal than ...
Neural constraints on learning
... a short time period is represented as a point in this space (Fig. 1b). At each time step, the neural activity (a green point in Fig. 1b) is mapped onto a control space (black line in Fig. 1b; two-dimensional plane in the actual experiments, corresponding to horizontal and vertical cursor velocity) t ...
... a short time period is represented as a point in this space (Fig. 1b). At each time step, the neural activity (a green point in Fig. 1b) is mapped onto a control space (black line in Fig. 1b; two-dimensional plane in the actual experiments, corresponding to horizontal and vertical cursor velocity) t ...
Low potential of dobutamine and dopexamine to block intestinal
... The opposite effects of low and high concentrations of four of the five tested catecholamines on motility are most likely attributable to stimulation of different receptors. Stimulation of different receptors at different catecholamine dosages has been demonstrated for the effect of dopamine on bloo ...
... The opposite effects of low and high concentrations of four of the five tested catecholamines on motility are most likely attributable to stimulation of different receptors. Stimulation of different receptors at different catecholamine dosages has been demonstrated for the effect of dopamine on bloo ...
The Mammalian Diving Response: An Enigmatic Reflex to Preserve
... (HR), and arterial blood pressure (ABP), but these controls are altered dramatically during diving. Mammals become apneic upon submergence and show an abrupt bradycardia with peripheral vasoconstriction that is maintained during submersion (94). Studying the physiological adaptations of pinnipeds an ...
... (HR), and arterial blood pressure (ABP), but these controls are altered dramatically during diving. Mammals become apneic upon submergence and show an abrupt bradycardia with peripheral vasoconstriction that is maintained during submersion (94). Studying the physiological adaptations of pinnipeds an ...
Does High-Dose Buprenorphine Cause Respiratory Depression
... mechanisms for the norbuprenorphine role were proposed, including a transient decrease in respiratory frequency, an early onset of seizures, as well as a sustained muscle rigidity. However, in rats, when buprenorphine and norbuprenorphine were co-administered, buprenorphine completely prevented, as ...
... mechanisms for the norbuprenorphine role were proposed, including a transient decrease in respiratory frequency, an early onset of seizures, as well as a sustained muscle rigidity. However, in rats, when buprenorphine and norbuprenorphine were co-administered, buprenorphine completely prevented, as ...
response preparation and inhibition: the role of the
... of stimulus input. After stimulus discrimination and GO/ NO-GO decision, movement execution proceeds unimpeded in the GO condition, whereas the motor system is restored back to its prestimulus state by the prefrontal NO-GO signal in the NO-GO condition. Thus far, however, empirical data directly sup ...
... of stimulus input. After stimulus discrimination and GO/ NO-GO decision, movement execution proceeds unimpeded in the GO condition, whereas the motor system is restored back to its prestimulus state by the prefrontal NO-GO signal in the NO-GO condition. Thus far, however, empirical data directly sup ...
Job Aid 6 Table I – Medication Issues of Particular Relevance
... require specific monitoring, and which warrant careful consideration of relative risks and benefits. Inclusion of a medication in this table does not imply that it is contraindicated for every resident. Medications are identified by generic rather than trade names. NOTE: This table is based on revie ...
... require specific monitoring, and which warrant careful consideration of relative risks and benefits. Inclusion of a medication in this table does not imply that it is contraindicated for every resident. Medications are identified by generic rather than trade names. NOTE: This table is based on revie ...
Development of nanovectors for the targeted drug delivery of antimalarials Patricia Urbán
... severe maternal anaemia and low birth-weight babies. In malaria endemic areas, persons may develop partial immunity, allowing asymptomatic infections to occur. ...
... severe maternal anaemia and low birth-weight babies. In malaria endemic areas, persons may develop partial immunity, allowing asymptomatic infections to occur. ...
Use of antihistamines in pediatrics
... commonly prescribed medicines in pediatrics. According to the data obtained by the Alergológica 2005 study [1], of the Spanish Society of Allergology and Clinical Immunology, 56.4% of all pediatric patients (under age 14 years) in the study had received some antihistamine prior to visiting the aller ...
... commonly prescribed medicines in pediatrics. According to the data obtained by the Alergológica 2005 study [1], of the Spanish Society of Allergology and Clinical Immunology, 56.4% of all pediatric patients (under age 14 years) in the study had received some antihistamine prior to visiting the aller ...
Traveling Theta Waves along the Entire
... (septal) to intermediate sites of the CA1 layer (Figures 2E, 3F, and S3). Theta waves were phase shifted by approximately a half cycle, i.e., 180 between the septal and ventral (temporal) sites (Figures 3F, 3G, and S4). Theta oscillations were less regular, lower in amplitude, and more intermittent ...
... (septal) to intermediate sites of the CA1 layer (Figures 2E, 3F, and S3). Theta waves were phase shifted by approximately a half cycle, i.e., 180 between the septal and ventral (temporal) sites (Figures 3F, 3G, and S4). Theta oscillations were less regular, lower in amplitude, and more intermittent ...
An Update on Artemisinin- A Multifaceted Drug
... Discovery of artemisinin and establishment of its antimalarial activity by Chinese scientists represents one of the great discoveries in medicine in the latter half of the 20th century (1960s). During 20th century middle World Health Organisation (WHO) made successful attempts to eradicate malaria a ...
... Discovery of artemisinin and establishment of its antimalarial activity by Chinese scientists represents one of the great discoveries in medicine in the latter half of the 20th century (1960s). During 20th century middle World Health Organisation (WHO) made successful attempts to eradicate malaria a ...
Encoding and decoding in fMRI
... stimulus, experimental or task variables are nonlinearly mapped into measured activity. We then present a critical comparison of encoding and decoding models that answers several fundamental questions about their relative utility for fMRI. Is there any difference between the sensory or cognitive rep ...
... stimulus, experimental or task variables are nonlinearly mapped into measured activity. We then present a critical comparison of encoding and decoding models that answers several fundamental questions about their relative utility for fMRI. Is there any difference between the sensory or cognitive rep ...
PRODUCT MONOGRAPH Pr INDERAL®-LA (Propranolol
... produces a greater fall in blood pressure than either drug alone. The same degree of blood pressure control can be achieved by lower than usual dosages of each drug. Therefore, when using such combined therapy, careful monitoring of the dosage is required until the patient is stabilized (see DRUG IN ...
... produces a greater fall in blood pressure than either drug alone. The same degree of blood pressure control can be achieved by lower than usual dosages of each drug. Therefore, when using such combined therapy, careful monitoring of the dosage is required until the patient is stabilized (see DRUG IN ...
physiology of pain – general mechanisms and individual differences
... structures 3. Integration of pain – can be conscious or not and involves functions such as: attention, concentration, memory, affect. The PERIPHERAL STAGE involves tissue damage due to mechanical, thermal or chemical stimuli, followed by a release of pain-inducing substances and stimulation of the n ...
... structures 3. Integration of pain – can be conscious or not and involves functions such as: attention, concentration, memory, affect. The PERIPHERAL STAGE involves tissue damage due to mechanical, thermal or chemical stimuli, followed by a release of pain-inducing substances and stimulation of the n ...
Pain Control System
... •Acupuncture has been practiced in China for more than 4000 years as a method for pain relief. ...
... •Acupuncture has been practiced in China for more than 4000 years as a method for pain relief. ...
NEURAL NETWORKS
... defer: L. differre- dis-, asunder (adv. apart, into parts, separately), ferre, to bear , to carry v.t. to put off to another time, to delay defer: L. deferre- de-, down, ferre, to bear v.i. to yield (to the wishes or opinions of another, or to authority), v.t. to submit or to or to lay before somebo ...
... defer: L. differre- dis-, asunder (adv. apart, into parts, separately), ferre, to bear , to carry v.t. to put off to another time, to delay defer: L. deferre- de-, down, ferre, to bear v.i. to yield (to the wishes or opinions of another, or to authority), v.t. to submit or to or to lay before somebo ...
Triptans - Consumer Health Choices
... people get them more often. If you have migraines that last for more than four hours at least 15 days each month for at least six months, you would be classified as suffering from chronic migraines. Migraines can be difficult to diagnose because they can cause similar symptoms as other types of head ...
... people get them more often. If you have migraines that last for more than four hours at least 15 days each month for at least six months, you would be classified as suffering from chronic migraines. Migraines can be difficult to diagnose because they can cause similar symptoms as other types of head ...
Different neurotrophins are expressed and act in a developmental
... grown without neurotrophins (Fig. 1). Trigeminal neurons exhibit a transitory survival response to BDNF and NT-3 prior to naturally occurring cell death The survival effects of neurotrophins on cultured embryonic trigeminal neurons are clearly observed after 48 hours incubation when virtually all ne ...
... grown without neurotrophins (Fig. 1). Trigeminal neurons exhibit a transitory survival response to BDNF and NT-3 prior to naturally occurring cell death The survival effects of neurotrophins on cultured embryonic trigeminal neurons are clearly observed after 48 hours incubation when virtually all ne ...