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18 Cards in this Set
- Front
- Back
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A-201. What is the function of pepsin?
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Break proteins into peptides and free amino acids
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A-201. Phenylalanine is the basis for the creation of what hormones and NTs?
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T3, T4
Dopamine, Norepi, and Epi Also melanin in skin |
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A-201. Serotonin and melatonin come from what amino acid? This is also the precursor of Niacin (B3).
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Tryptophan
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A-201. Hemoglobin abd creatine come from what AA?
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Glycine
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A-201. Pt has a musty odor smelling urine, very light skin, and is mentally retarded. What is the dz?
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Phenylketonuria
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A-201. This dz is due to a defect in membrane transport of tryptophan imapairing reabsorption and intestinal uptake. Yields niacin (B3) deficiency - Pallagra
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Hartnup Disease
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A-201. This is a lack of G-6-P and leads to reduced gluconeogensis and increased glycogenesis even if pt is hypoglycemic. What dz?
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Von Gierke
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A-201. This glycogen storage dz leads to hepato/cardiomegaly, organ damage, and muscle hypotonia.
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Pompe
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A-201. This glyc storage dz leads to hepatomegaly.
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Cori's
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A-201. Muscle is starved for glucose for glycolysis. Get progressive muscle weakness despite high muscle glycogen content.
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McArdle
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A-201. Vitamin D deficiency can cause what clinical symptoms?
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1.) Rickets in kids
2.) Osteomalacia in adults 3.) Inc risk of osteoporosis, colon cancer, pancreatic cancer |
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A-201. Wet and dry beriberi are signs of what deficiency?
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B1
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A-201. Lack of folic acid can lead to...
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Glossiris
Colitis Neural tube defects if mother is lacking early in pregnancy |
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A-201. Increased fructose-6-P increases_______, which increases fructose-2,6P, increases______and increases glycolytic activity
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PFK II
PFK I |
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A-201. Wha are the functions of hexo/glucokinase?
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Hexokinase: ensure supply of glucose for tissues as well as avail other hexoses to cells
Glucokinase: remove glucose from blood following a meal |
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A-212. An infant comes to the ER who is a few weeks old. His mother says he has lost a lot of weight, vomits after breast after breast feeding, and has not grown very much either. What saccharide disorder might he have?
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Galactosuria
Build up of galactose that can present this way in infants |
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A-210. Identify the lysosomal storage disease based on:
1.) corneal clouding + MR 2.) corneal clouding + norm intelligence 3.) No corneal clouding + MR |
1.) Hurler Syndrome
2.) Scheie syndrome 3.) Hunter Syndrome |
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A-201. What happens when an overwhelming amount of Acyl CoA enters the mitochondria?
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1.) TCA cycle becomes saturated
2.) Acetoacetyl CoA, the precursor to keton bodies, is made |
