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1.
Sanid. mil ; 64(1): 31-40, ene.-mar. 2008. ilus, tab
Artigo em Espanhol | IBECS | ID: ibc-113404

RESUMO

Debido a la reciente presencia de la Infantería de Marina Española en diversos Teatros de Operaciones, la Sanidad Militar se ha desplegado apoyando a este Cuerpo con personal, material y vehículos. Este artículo pretende mostrar las lecciones sanitarias aprendidas tras el empleo del PINANHA IIIC 8x8 ambulancia, Camión Ambulancia IVECO 40.10.wm (versión «portacamillas» y «UCI móvil») y Hummer Portacamillas M-1035 en FIMAR (Bosnia-Herzegovina), Operación Sierra Juliet (Irak), FIMEX- H (Haití) y FIMEX-L (Líbano)(AU)


Due to the recently presence of the spanish Infantería de Marina in several Operations’ Theatres, the Sanidad Militar was deployed supporting this force with personnel, materials and vehicles. This article intends to show the sanitary lessons learned with the use od PINANHA IIIC 8x8 Ambulance, Ambulance Truck IVECO 40.10.wm «stretcher-porter» version and «mobile ICU») and Stretcher-porter Hummer M-1035 in FIMAR (Bosnia-Herzegovine), Sierra Juliet Operative (Iraq), FIMEX-H (Haiti) and FIMEX-L (Lebannon)(AU)


Assuntos
Humanos , Evacuação Estratégica/normas , Militares , Ambulâncias/normas , 51708 , Instalações Militares/normas , Sistema Médico de Emergência , Medicina de Emergência/organização & administração
2.
Pflugers Arch ; 455(3): 515-25, 2007 Dec.
Artigo em Inglês | MEDLINE | ID: mdl-17638013

RESUMO

The perirhinal cortex (PRC) is a supra-modal cortical area that collects and integrates information originating from uni- and multi-modal neocortical regions, transmits it to the hippocampus, and receives a feedback from the hippocampus itself. The elucidation of the mechanisms that underlie the specific excitable properties of the different PRC neuronal types appears as an important step toward the understanding of the integrative functions of PRC. In this study, we investigated the biophysical properties of the transient, I (A)-type K(+) current recorded in pyramidal neurons acutely dissociated from layers II/III of PRC of the rat (P8-P16). The current activated at about -50 mV and showed a fast monoexponential decay (tau(h) >> 14 ms at -30 to +10 mV). I (A) recovery from inactivation also had a monoexponential time course. No significant differences in the biophysical properties or current density of I (A) were found in pyramidal neurons from rats of different ages. Application of 4-AP (1-5 mM) reversibly and selectively blocked I (A), and in current clamp conditions it increased spike duration and shortened the delay of the first spike during repetitive firing evoked by sustained depolarizing current injection. These properties are similar to those of the I (A) found in thalamic neurons and other cortical pyramidal neurons. Our results suggest that I (A) contributes to spike repolarization and to regulate both spike onset timing and firing frequency in PRC neurons.


Assuntos
Neurônios/fisiologia , Giro Para-Hipocampal/fisiologia , 4-Aminopiridina/farmacologia , Animais , Eletrofisiologia , Feminino , Masculino , Neurônios/efeitos dos fármacos , Técnicas de Patch-Clamp , Ratos , Ratos Wistar , Tetraetilamônio/farmacologia
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