Nutritional Disorders Flashcards

1
Q

what are water soluable vitamins?

A

B & C

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2
Q

what are fat soluable vitamins?

A

A, D, E, & K

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3
Q

What is viamin B!?

A

Thiamine

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4
Q

What is the function of thiamine?

A

maintains good neural conduction and maintains good nerve conduction

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5
Q

what is the most important source of B1?

A

husked grains, white rice

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6
Q

What does B1 deficiency cause?

A

Beri Beri

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7
Q

what competes with B1?

A

alchohol in neural function

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8
Q

what is dry beri beri?

A

symmetrical peripheral polynueropathy with myelin degeneration

cheifly in the periphial nerves

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9
Q

what are manifestations of dry beri beri?

A

wrist drop, foot drop and big toe drop

paresthia, numbness, & loss of reflexes

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10
Q

what is wet beri beri?

A

chracrterized by damage to the cardio vasculature system

found in the blood

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11
Q

what are characteristics of wet beri beri?

A

enlargement of the heart with thinning

dypsnea and orthopena

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12
Q

location of wernicke encephalopathy and korsakoff’s psychosis?

A

effects the mammaly bodies of the brain

floor of the fourth ventricle

anterior region of the cerebellum

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13
Q

what are characteristics of wernicke encephalopathy and korsakoff’s psychosis?

A

global confusion
apthy
listlessness
disorientation

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14
Q

what is the most dangerous manifestation of wernicke encephalopathy and korsakoff’s psychosis?

A

OTHALMOPLEGIA

deep in the CNS resulting in irregular eye movement

patient is close to death

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15
Q

what are manifesations of wernicke encephalopathy and korsakoff’s psychosis?

A

anterograde amnesia

confabulation

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16
Q

What is name for B2?

A

riboflavin

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17
Q

what is arriboflavinous?

A

long term chronic debilitating disease like cancer or renal disease

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18
Q

what are symptoms of riboflavin deficiency?

A

cheliosis- cracks in the corner of the mouth

glossitus- inflammed red tongue

superficial interstitual keratitus-hardening of the cornea

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19
Q

what is the manifestaion of dermatitus?

A

nasolabial folds

behind the ears

groin

B2 def does not effect the CNS

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20
Q

What is the name for vitamin B3?

A

niacin

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21
Q

where is B3 converted in the body?

A

in the gut flora from tryptophan

22
Q

What can B3 prevent?

A

artheriosclerosis

23
Q

What may B3 Deficiency of may cause?

A

pellegra

4 D's
diarrhea
dermatitis
dementia
death
24
Q

what are antagonist of peroxidine B6?

A

izoniazid (used to treat TB)
estrogens
D-penicilliaminem(used to treat Wilson’s disease)

25
what is seborrheic dermatitus?
sloughing of epithelial cells; usually effect the scalp
26
what is nidus?
clump of epithelial cells that form within the bladder+kidney stones-->larger larger to form stones in the urinary tract
27
where do we obtain B12?
animal foods
28
what do stomach parietal produce?
intrinsic factor AKA intrinsic factor of castle
29
what is essential for B12 absorption?
intrinsic factor
30
what are causes of B12 deficiency?
inadequate intake of meat surgical removal of stomach alchoholism
31
What are some disorders that effect the illium?
celiac and chron's disease
32
what is pernicious anemia Type 1?
antibodies bind to the intrinsic factor receptor
33
what is pernicious anemia Type 2?
antibodies bind to the illiem receptor therefore may not enter the blood stream
34
what is type III? (autoimmune chronic gastritus)
destroys parietal cells in the stomach-->results in no production of intrinsic factor and B12 cannot be absorbed
35
In megablastic anemia, what is there a inhibition of?
DNA synthesis--->results in large RBC's
36
what does folic acid deficiency mean?
there si no tetrahydrofolte
37
what are macrocytes?
large RBC's, WBC's, and Platelets
38
what is pancytopenia?
totla decrease in the number of red blood cells
39
what is anemia?
decreased RBC's
40
what is leucopenia?
decreased white blood cells
41
what is thrombocytopenia?
decreased platelets
42
what does deficiency of folic acid (B9) result in?
cheilosis chelitis glossitus (B2, B6, & B9 result in)
43
what is methotrexate?
drug used in the treatment against reductase try to prevent cellular replication of cancer cells
44
what does myelin degeneration result in?
numbness ataxia-abnormal gate paraplegia
45
what is the name for vitamin c?
ascorbic acid
46
what is procallogen full of?
proline
47
what does the function of hydroxyproline?
makes connective tissue strongth increase tensile strenght
48
what is another role of vitamin C?
functions as an anitoxidant and works with vitamin E
49
how may vitamin C help the heart?
reduce atherscloerosis and LDL's
50
what disease's are ascorbic acid associated with?
bleeding diathesis subperiosteal hematoma retrobulbar hematomas