However, when challenged by
water deprivation they have an impaired ability to concentrate their urine maximally (King et al.).
The
water deprivation test and the DDAVP challenge test confirmed the diagnosis of CNDI.
If initial history, physical exam, and laboratory assessment are concerning for either CDI, NDI, or PP, a
water deprivation test should be performed to differentiate between the three possible diagnoses (Table 2) [1, 2].
Day of treatment Stressor Duration Start time 1
Water deprivation 24 h 8:00 a.m.
The sucrose preference test requires food and
water deprivation 24 hr before the test to avoid any nonspecific influence of diet on sucrose consumption [34].
The animals (n = 48) were divided into 2 groups: a "rest" group (n1 = 24), which included animals that were not exposed to UCMS, and a "stress" group (n2 = 24), in which the animals were exposed to a combination of several types of mild stressors (food deprivation,
water deprivation, 45[degrees] cage tilting, forced swimming at 12[degrees]C, change of the light/dark cycle, and damp sawdust) for 14 days.
Water deprivation in the region didn't make much of a difference.
Essentially, when all conditions are perfect, the vine makes leaves and foliage, saying, "this is a nice easy spot, I will stay here forever." But with
water deprivation, it funnels those nutrients to the grapes.
Water deprivation in the Spinifex hopping mouse leads to increased medullary aldose reductase and compatible osmolyte mRNA expression within 3 d, indicative of increased TonEBP activity; this was concurrent with increased urine concentration.
He was moved to a CIA "black site" at Bagram Airfield, where he described humiliation, sleep deprivation, exposure to cold, food and
water deprivation and beatings.
Parrot 2 had a 6-month history of decreased activity and vocalizing, with an extended history of excessive water intake; a
water deprivation test ruled out diabetes insipidus, and psychogenic polydipsia was suspected.
The serum creatinine level was 87 [micro]mol/L and the urine osmolality after 12 hours of
water deprivation was 488 mOsm/kg?H [sub]2 O.