MMSC 407 Clinical Chemistry Final UPDATED Actual Questions and CORRECT Answers
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Course
MMSC 407
Institution
MMSC 407
MMSC 407 Clinical Chemistry Final
UPDATED Actual Questions and
CORRECT Answers
major storage carbohydrate in animals is____ which is located most abundantly in___ -
CORRECT ANSWER- glycogen, liver
which types of analytical variation does QC detect - CORRECT ANSWER- systematic
error
the fir...
MMSC 407 Clinical Chemistry Final
UPDATED Actual Questions and
CORRECT Answers
major storage carbohydrate in animals is____ which is located most abundantly in___ -
CORRECT ANSWER✔✔- glycogen, liver
which types of analytical variation does QC detect - CORRECT ANSWER✔✔- systematic
error
the first of the digestive enzymes used to break down carbs - CORRECT ANSWER✔✔-
salivary amylase
adipose tissue is a common way the body stores excess - CORRECT ANSWER✔✔- glucose
D-glucose and L-glucose are _____ to each other - CORRECT ANSWER✔✔- stereoisomers
the reason why glycogen stored in the muscle but cant be used to raise blood glucose levels -
CORRECT ANSWER✔✔- muscle tissue doesnt contain g6p
An example of a polysaccharide is - CORRECT ANSWER✔✔- glycogen
common feature associated with alpha-1,6 linkages in polysaccharides - CORRECT
ANSWER✔✔- branching
Fe3+ and Cu2+ ions can gain electrons in the presence of - CORRECT ANSWER✔✔- carbs
the type of carbohydrates that are able to facilitate this are called: - CORRECT
ANSWER✔✔- reducing sugars
,what is the delta check and its purpose - CORRECT ANSWER✔✔- to review patient results
to check QC
hypoglycemia is defined by ___ levels - CORRECT ANSWER✔✔- <45mg/dL
which one of the endocrinopathies is not associated with diabetes - CORRECT
ANSWER✔✔- Lupus (SLE)
insulin dependent diabetes mellitus is also called - CORRECT ANSWER✔✔- type 1
the breakdown of glycogen stores in the liver to increase serum glucose - CORRECT
ANSWER✔✔- glycogenolysis
hormones that are counter regulatory to insulin: - CORRECT ANSWER✔✔- thyroxine
epinephrine
acth
The first enzyme in glycolysis __________. - CORRECT ANSWER✔✔- hexokinase
the final enzyme in glycolysis - CORRECT ANSWER✔✔- pyruvate kinase
what are 3 common ways to test HbA1c levels? - CORRECT ANSWER✔✔-
what is helpful in distinguishing between endogenous and exogenous insulin? - CORRECT
ANSWER✔✔- the C peptide
the glucose renal threshold is___ - CORRECT ANSWER✔✔- 170mg/dL
,the glucose oxidase method is specific for - CORRECT ANSWER✔✔- beta-D glucose
what is the reason why hemoglobinopathies decrease HbA1c readings? - CORRECT
ANSWER✔✔- they reduce the lifespan of RBCs
gluconeogenesis requires____ molecules of ATP to make glucose. - CORRECT
ANSWER✔✔- 6
the goal level for HbA1c for someone looking to control diabetes is___ - CORRECT
ANSWER✔✔- 7.0
(6.5 for healthy pts)
the beta cells in the pancreas produce - CORRECT ANSWER✔✔- insulin
how many molecules of ATP must be used in the investment phase of glycolysis before ATP
and/or NADH can be produced? - CORRECT ANSWER✔✔- 2
enzymes adding phoshate groups to molecules are: - CORRECT ANSWER✔✔- kinases
gluconeogenesis usually results in the formation of glucose from: - CORRECT
ANSWER✔✔- amino acids
T/F: A= abc is beers law. - CORRECT ANSWER✔✔- true
conversion of glucose into pyruvate is referred to as: - CORRECT ANSWER✔✔- glycolysis
which type of cuvette is used most often in clinical laboratories for spectrophotometric work?
- CORRECT ANSWER✔✔- plastic
if we need a reaction at 340nm, which cuvette would be the best choice? - CORRECT
ANSWER✔✔- quartz
, an increase of absorbance of light generally means - CORRECT ANSWER✔✔- a decrease
in transmittance
the 2 subunits that make up sucrose: - CORRECT ANSWER✔✔- glucose fructose
what percentage of results should be covered in +3 S.D - CORRECT ANSWER✔✔- 99.7%
westgard 13s rule - CORRECT ANSWER✔✔- if a control is greater than +/-3 SD from the
mean, it should be rejected and rerun
T/F turbidometry is more sensitive than nephelometry: - CORRECT ANSWER✔✔- FALSE
what is the difference between quality control and quality assurance? - CORRECT
ANSWER✔✔- QA is the execution of procedures and techniques that make sure the final
product/ result will match the expected quality
QC is a set of activities that are executed to verify the final product/result
example of a monosaccharide: - CORRECT ANSWER✔✔- fructose
how much water should we intake per day? - CORRECT ANSWER✔✔- 1500-3000 mL
How much water do we get from food? - CORRECT ANSWER✔✔- 300 mL/day
what is the name of the process that allows us to get water from our food? - CORRECT
ANSWER✔✔- oxidation
how much water do we lose daily from urine? - CORRECT ANSWER✔✔- 500-1500
mL/day
what percent of water makes up our total body weight? - CORRECT ANSWER✔✔- males
60-65%
females 50-55%
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