Results 21 to 30 of about 3,450 (128)

Aerospace Medicine and Biology: A continuing bibliography with indexes (supplement 133) [PDF]

open access: yes
This special bibliography lists 276 reports, articles, and other documents introduced into the NASA Scientific and Technical Information System in September ...

core   +1 more source

Characterization of slow and fast phase nystagmus [PDF]

open access: yes
A current literature review of the analog and digital process of vestibular and optical kinetic nystagmus reveals little agreement in the methods used by various labs.
Im, Jae J.   +4 more
core   +1 more source

Sleep-wake cycle effects on sleep stages, and plasma cortisol and growth secretions [PDF]

open access: yes
Studies were made of the effects of various stimuli on sleep stages and of secretion of a number of different hormones during sleep in human subjects. Among the stimuli were vestibular stimulation, the action of L-Dopa, and a three-hour sleep-wake cycle.

core   +1 more source

Vestibular thresholds for yaw rotation about an earth-vertical axis as a function of frequency [PDF]

open access: yes, 2018
Perceptual direction detection thresholds for yaw rotation about an earth-vertical axis were measured at seven frequencies (0.05, 0.1, 0.2, 0.5, 1, 2, and 5Hz) in seven subjects in the dark.
Grabherr, Luzia   +3 more
core  

Late-onset nonketotic hyperglycinemia and spinocerebellar degeneration [PDF]

open access: yes, 1979
Investigation of a 15-year old boy with progressive optic atrophy and spinocerebellar degeneration revealed elevated plasma, cerebrospinal fluid, and urine glycine concentrations.
Berman, Peter H.   +4 more
core   +1 more source

Summer Institute in Space Biology Final report, Apr. 1 - Nov. 30, 1968 [PDF]

open access: yes
Space biology laboratory on effects of aerospace environments on physiological and psychological performance of ...
Adey, W. R., French, J. D.
core   +1 more source

Space sickness predictors suggest fluid shift involvement and possible countermeasures [PDF]

open access: yes
Preflight data from 64 first time Shuttle crew members were examined retrospectively to predict space sickness severity (NONE, MILD, MODERATE, or SEVERE) by discriminant analysis.
Charles, J. B.   +2 more
core   +1 more source

The Relationship between Brachycephalic Head Features in Modern Persian Cats and Dysmorphologies of the Skull and Internal Hydrocephalus [PDF]

open access: yes, 2017
Background: Cat breeders observed a frequent occurrence of internal hydrocephalus in Persian cats with extreme brachycephalic head morphology. Objective: To investigate a possible relationship among the grade of brachycephaly, ventricular dilatation ...
Enderlein, S.   +10 more
core   +2 more sources

Papilloedema [PDF]

open access: yes, 1979
Papilledema is one of the causes of reduction or loss of visual acuity. Fora better understanding of this abnormality,the nor- mal anatomy of the optic disk is briefly described followed by the possible causes of papilledema and the changes observed ...
Soeroso, Admadi
core  

USSR Space Life Sciences Digest, volume 1, no. 4 [PDF]

open access: yes
An overview of the developments and direction of the USSR Space Life Sciences Program is given. Highlights of launches, program development, and mission planning are given. Results of ground-based research and space flight studies are summarized.
Paulson, L. D.
core   +1 more source

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