Results 161 to 170 of about 416,361 (291)

Bioerosion Drill Holes Increase Carbonate Dissolution in the Planktonic Foraminifer Globigerinoides ruber

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 5, May 2026.
Abstract Planktonic foraminifera are instrumental in reconstructing paleoceanographic and paleoclimatic conditions. However, preferential dissolution can significantly bias both assemblages and chemical analyses, leading to biased interpretations. Bioerosional drill holes are commonly found in foraminiferal tests; however, it remains unknown if these ...
Cristiane Fraga Frozza   +5 more
wiley   +1 more source

The efficacy of Gufoni maneuver for treating geotropic nystagmus horizontal semicircular canal benign paroxysmal positional vertigo

open access: yesChinese Journal of Contemporary Neurology and Neurosurgery, 2019
Objective To investigate the efficacy of Gufoni maneuver for treating geotropic nystagmus horizontal semicircular canal benign paroxysmal positional vertigo (BPPV).
Juan-juan GENG   +4 more
doaj  

A spatial disorientation predictor device to enhance pilot situational awareness regarding aircraft attitude [PDF]

open access: yes
An effort was initiated at the Armstrong Aerospace Medical Research Laboratory (AAMRL) to investigate the improvement of the situational awareness of a pilot with respect to his aircraft's spatial orientation. The end product of this study is a device to
Albery, W. B.   +2 more
core   +1 more source

Ossification of the cranium of Inpaichthys kerri (Characiformes: Acestrorhamphidae) with discussion of paedomorphic traits in the genus

open access: yesJournal of Anatomy, Volume 248, Issue 5, Page 806-829, May 2026.
In this study, we present a detailed description of the cranial development of Inpaichthys kerri (Characiformes: Acestrorhamphidae), highlighting important topics such as pedomorphic characters and their relationship with ontogeny and phylogeny, as well as ossification sequences unique to the species. Abstract The study of development provides valuable
Yasmim De Santana Santos   +1 more
wiley   +1 more source

Fistula of Semicircular Canal [PDF]

open access: yesProceedings of the Royal Society of Medicine, 1926
openaire   +2 more sources

Morphology and osteo‐histology of the weigeltisaurid wing: Implications for aerial locomotion in the world's first gliding reptiles

open access: yesJournal of Anatomy, Volume 248, Issue 5, Page 843-872, May 2026.
This study investigates the morphology and osteo‐histology of the wing skeleton of the world's first gliding reptiles, showing how it differs from those of extant gliding lizards, yet is also convergently similar. These findings pave the way for future biomechanical studies on the gliding locomotion of these emblematic fossil animals. Abstract The Late
Valentin Buffa   +7 more
wiley   +1 more source

Experiments and a model for pilot dynamics with visual and motion inputs [PDF]

open access: yes
Multimodality pilot model for visual and motion feedbacks derived from simulator ...
Alex, F. R.   +2 more
core   +1 more source

Surgical access to separate branches of the cat vestibular nerve [PDF]

open access: yes
A posteroventral approach for access to separate branches of the cat vestibular nerve is presented which permits simultaneous surgical access to the ampullary and otolithic nerves.
Ayzikov, G. S., Radkevich, L. A.
core   +1 more source

Motion cue effects on pilot tracking [PDF]

open access: yes
The results of two successive experimental investigations of the effects of motion cues on manual control tracking tasks are reported. The first of these was an IFR single-axis VTOL roll attitude control task.
Ringland, R. F., Stapleford, R. L.
core   +1 more source

Effects of prolonged caloric stimulation upon oculomotor, vestibulospinal, and segmental spinal activity [PDF]

open access: yes
Prolonged hot or cold stimulation effects on eye movements, vestibulospinal, and segmental spinal activities in ...
Ades, H. W.   +2 more
core   +1 more source

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