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Terms in this set (695)
why is ingesting vitamin A plant vitamin A metabolism is controlled tightly
from plants not likely to
cause toxicity?
ingestion of which vitamin A preformed
induces toxicity?
what are the sources of supplements
preformed vitamin A? animal sources
what is preformed vitamin A retinol
called?
what is pro vitamin A Beta caritone
called?
what are the teratogenic spontenous abortion
effects of vitamin A? multiple fetal deficits
alopecia
what are the chroninc dry skin
vitamin A toxicity side hepatoxicity
effects? pseudotumor cerebri
arthalgias
butter
what are animal sources of yolk
vitamin A? liver
kidney
microcephaly
what are the fetal deficitis
early epiphyseal plate closure
from vitamin A toxicity?
cardiac defects
what should exclusively vitamin D and iron
breast fed infants get
supplemented?
,when do the neural tube 4 weeks
close by in gestation?
when is embryongenesis 8 weeks
finished?
what does the M1 receptor mental functioning
do?
what are drugs used to tiotropium and ipratropium
inhibit bronchial smooth
muscle contraction?
which drug targets inhibit B agonists
contraction of bronchial m antagonists
smooth muscle? leukotriene antagonists
how is is asthma dx? moa methacholine (m3 agonist) challenge and spirometry
what is the edrophonium tensilon test
test for MG dx called?
what is a symptom of chronic sinusitis
aspirin induced asthma?
which ACHe inhibitors do pyridostigmine
not cross BBB? neostigmine
post op neurogenic ileus and urinary retention
uses for neostigmine? MG
reversal of NMJ block
drugs for beta blocker atropine
overdose? glucagon
what is the net affect of maintains FF in low volume state with simultaneous Na
angiotensin 2 on the absorption
kidneys?
what can cause a B12 alcohol abuse
deficiency?
what are symptoms of B12 Lhermitte's phenomenom and cognitive dysfunction
deficiency?
what is another cause of pancreatic insufficiency - pancreatic enzymes cleave R-
B12 deficiency? expalin binder from B12 so that intrinsic factor can bind
,how does B12 deficiency causes abnormal myelin
actually cause neuro
deficients?
what deficiency can zinc
predispose to ETOH
cirrhosis?
what are some sxs of zinc hypogonadism
deficiency? abnormal taste and smell
what is the word for dysgeusia
abnormal taste?
how long is ATP used up 2 seconds
during exercise?
how long in creatine used 10 secr
up during exercise?
which two fuels are used ATP
up in seconds in exercise? creatine
how many kcals are from cards/whey = 4 kcal 4 letters
different fuels and alcohol = 7 kcal 7 letters
menmoinc? etoh too? fatty acid = 9 kcal 9 letters
what is the MOA of creatine stored as phosphocreatine, and donate a phosphate
in muscle? group to ADP to rapdily generate ATP
what do we get slower ATP and creatine decline
after sprinting?
what does calcium activates glycogenolysis
released do in muscles activates the TCA cycle
besides contract during
exercise?
calcium calmodulin complex activates glycogen
how does calcium stimulate
phosphorylase kinase which phosphorylates glycogen
glycogenolyssi?
phosphorylase
how does calcium stimulate activates isocitrate dehydrogenase and alpha keto
the TCA cycle? gluttarate dehydrengase
what metabolism is used in anaerobic metabolism
sprinting?
what metabolism is used in aerobic
long distance running?
, ATP and creatine used in seconds
what are the energy usage glycogen used in glycolysis into lactate inanaerobic
steps in sprinting? metabolism;
lactate accumulates
ATP and Cr used in seconds
what are the energy usage
glycogen broken into CO2 via aerobic metabolism
steps in aerobic exercise?
TCA cycle has time to provide energy
why does fatty acid glucagon and epi inhibit
synthesis fall during
exercise?
why does beta oxidation malonyl coa levels are low (because ACC was inhibited)
increase in exercise? and this removes the inhibition on beta oxidation
what should always may alcohol abuse
you think of nutritional
deficiencies?
where are b12 and folate liver
stored?
what kind of sodium hyponatremia
dysfunction occurs in DKA?
osmotic activity of glucose draws water into circulation,
what causes the
diluting sodium
hyponatremia in DKA?
osmotic diuresis
what can cause hypothyroidism
hyponatremia?
what does ADH do? retains free water
plasma osmolalaity;
what is the main stimulator
of ADH? what is the other?
hypovolemia
what are causes of normal artifact of too much protein or fat in serum
osmolarity hyponatremia?
specific and general
why does medium chain general liver dysfunction
acyl coa dehydrogenase
deficiency cause
hyperammoniemia?