Discontinuous gas exchange
Reversible brain inactivation induces discontinuous gas exchange in cockroaches
... and gas exchange was ...the discontinuous gas exchange pattern became erratic, and the cockroaches showed signs of ...6°C, gas exchange had become continuous in all ...
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Discontinuous gas exchange and the significance of respiratory water loss in scarabaeine beetles
... of discontinuous gas exchange cycles (DGCs) but also for variation in DGC patterns, later work repeatedly questioned its ...show discontinuous gas exchange cycles, to ascertain ...
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Evidence from mosquitoes suggests that cyclic gas exchange and discontinuous gas exchange are two manifestations of a single respiratory pattern
... that discontinuous gas exchange patterns in insects are replaced by more cyclic or even continuous patterns as temperature ...the gas exchange pattern (expressed as the coefficient of ...
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Discontinuous gas exchange cycles in aphodius fossor (Scarabaeidae): a test of hypotheses concerning origins and mechanisms
... Discontinuous gas exchange cycles (DGCs) are known from a variety of insects and other arthropods. The DGC was first thought to have originated primarily as a means of reducing water loss because ...
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The role of discontinuous gas exchange in insects: the chthonic hypothesis does not hold water
... Insects breathe through valved openings (spiracles) in their cuticle. Many insects open and close their spiracles in a cyclic pattern (discontinuous gas-exchange cycles, or DGC). These cycles were ...
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Discontinuous gas exchange cycles and active ventilation in pupae of the bumblebee Bombus terrestris
... – Discontinuous release of CO 2 (bursts) or discontinuous gas exchange cycles (DGC), metabolic rate (MR) and ventilation movements were simultaneously recorded from the pupae of the bumblebee ...
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Allometric scaling of discontinuous gas exchange patterns in the locust Locusta migratoria throughout ontogeny
... The discontinuous gas exchange cycle (DGC) is a three-phase breathing pattern displayed by many insects at ...rapid gas exchange pulses (flutter phase), and then a period in which ...
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Respiratory dynamics of discontinuous gas exchange in the tracheal system of the desert locust, Schistocerca gregaria
... Gas exchange dynamics in insects is of fundamental importance to understanding evolved variation in breathing patterns, such as discontinuous gas exchange cycles ...the exchange ...
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Discontinuous gas exchange in centipedes and its convergent evolution in tracheated arthropods
... 1950s, discontinuous ventilation has been documented in many arthropods that possess tracheal systems and occludible ...the discontinuous gas-exchange cycle (DGC) in lepidopteran pupae, and it ...
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Discontinuous gas exchange cycle characteristics are differentially affected by hydration state and energy metabolism in gregarious and solitary desert locusts
... of discontinuous gas exchange cycles (DGCs) in severely dehydrated insects casts doubt on the generality of the hygric hypothesis, which posits that DGCs evolved as a water conservation ...
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Control of discontinuous gas exchange in Samia cynthia: effects of atmospheric oxygen, carbon dioxide and moisture
... of discontinuous gas exchange (DGE) in insects is highly ...to exchange gases under the hypercapnic and/or hypoxic conditions potentially encountered in subterranean environments (chthonic ...
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Mass, temperature and metabolic effects on discontinuous gas exchange cycles in eucalyptus boring beetles (Coleoptera: cerambycidae)
... or exchange (larvae burrow into and feed on Eucalyptus cambium tissue, pupation occurs in chambers excavated in sapwood and adults spend the daylight period resting in crevices or cracks in ...
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A hierarchy of factors influence discontinuous gas exchange in the grasshopper Paracinema tricolor (Orthoptera: Acrididae)
... adequate gas exchange, in a respiratory system evolved for high aerobic performance (Hetz and Bradley, 2005; Chown et ...facilitates gas exchange under hypoxic and/or hypercapnic conditions ...
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Intricate but tight coupling of spiracular activity and abdominal ventilation during locust discontinuous gas exchange cycles
... alternation between C-, F- and O-phases, as exhibited by lepidopteran pupae and other non-active ventilating insects (Levy and Schneiderman, 1966a; Lighton and Garrigan, 1995; but see Slama and Santiago-Blay, 2017). The ...
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The effect of discontinuous gas exchange on respiratory water loss in grasshoppers (Orthoptera: Acrididae) varies across an aridity gradient
... by gas exchange patterns (Gibbs and Johnson, 2004; Lighton et ...of gas exchange pattern (DGC versus continuous) on ...respiratory gas exchange ...
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The hygric hypothesis does not hold water: abolition of discontinuous gas exchange cycles does not affect water loss in the ant Camponotus vicinus
... The discontinuous gas exchange cycle (DGC) of insects and other tracheate arthropods temporally decouples oxygen uptake and carbon dioxide emission and generates powerful concentration gradients for ...
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Temperature dependent variation in gas exchange patterns and spiracular control in Rhodnius prolixus
... the discontinuous gas exchange cycle provides adaptive advantages to ...the discontinuous respiratory cycle even at higher metabolic rates may have important physiological implications for the ...
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Investigating onychophoran gas exchange and water balance as a means to inform current controversies in arthropod physiology
... and gas exchange patterns have been the subject of investigation for at least the past 60 ...and gas exchange pattern ...of discontinuous gas exchange (DGE) (Marais et ...
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Sublethal effects of kaolin and the biopesticides Prestop Mix and BotaniGard on metabolic rate, water loss and longevity in bumble bees (Bombus terrestris)
... J Pest Sci Table 1 Mean ±SD change in time of total, cuticular and respiratory water loss rate WLR during periods of discontinuous gas exchange of bumble bees with exposure to kaolin, Pr[r] ...
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Repeatability of standard metabolic rate and gas exchange characteristics in a highly variable cockroach, Perisphaeria sp
... in gas exchange patterns are thought to have taken place to effect a respiratory water savings under dry ...that discontinuous gas exchange, which is present in many insect species at ...
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