35 Questions
What is the primary role of OSHA in laboratory safety?
Ensuring workers safety and rights
Which agency focuses on epidemics and public health?
CDC
What should be done with food and drinks in the laboratory setting?
Consumed away from specimens
Which method is recommended for opening rubber-stopped test tubes?
Using a gauze square
What does RACE stand for in case of fire?
Rescue - Alarm - Contain - Evacuate
How should chemicals be stored to prevent fire hazards in the laboratory?
In safety cabinets and explosion-proof refrigerators
What is the main function of chylomicrons?
Transfer dietary lipids to hepatic and peripheral cells
Which lipoprotein is known as 'bad cholesterol'?
LDL
What is Lipoprotein X a specific and sensitive indicator of?
Cholestasis
Which lipoprotein is produced in the liver and intestine and transfers cholesterol from peripheral cells back to the liver?
HDL
What is the main function of Very Low-Density Lipoproteins (VLDL)?
Transfer triglycerides from the liver to peripheral tissue
What is the major type of lipoprotein that is largest and least dense?
Chylomicrons
Which component is a major form of stored lipids?
Triacylglycerol
What distinguishes fats and oils based on their physical state?
Behavior at room temperature
Which type of phospholipid is important for transporting ions across membranes?
Lecithin
What type of fatty acids can be found in triesters of fatty acids and glycerol?
Both saturated and unsaturated
Cardiolipin consists of:
Two glycerol residues with esterified FA chains
What reaction forms soap when fats are boiled with alkali?
Saponification
Which type of water is recommended for tests that are very sensitive like trace elements analysis?
Type 1 water
What characteristic does Analytical Reagent Grade (ARG) reagent have?
Certified for high purity by ACS
What is the main purpose of the biohazard symbol on the container for sharp objects?
To warn about potential biological hazards
Which carbohydrate is considered the primary fuel for the body?
Glucose
What is the main concern when samples are hemolyzed during testing?
Interference with color reactions
Which reagent grade water type is most ideal for most clinical chemistry procedures?
Type 2 water
What is the characteristic of Complex Carbohydrates known as Polysaccharides?
Stored in liver and muscles
What is the main difference between Ultra Pure (UP) and Analytical Reagent Grade (ARG) reagents?
'UP' undergoes more purification tests than 'ARG'.
What corrective measure can be taken to deal with lipemia during testing?
"Ultracentrifugation"
What is the possible impurity level of Analytical Reagent Grade (ARG) reagents?
Written or stated
Which enzyme is responsible for carbohydrate digestion in the mouth?
Salivary amylase
What is the primary hyperglycemic agent in the body?
Glucagon
In which organ does glycogenesis occur for excess glucose storage?
Liver
What is the condition where serum triglyceride levels exceed 4.6 mmol/L?
Lipemia
Which hormone promotes gluconeogenesis and lipolysis?
Cortisol
What type of sugar is lactose?
Glucose + Galactose
What does HDL stand for in clinical chemistry terms?
High-density lipoprotein
Test your knowledge about carbohydrates and sugars including starch, monosaccharides, disaccharides, and sources like cereal grains, legumes, and root vegetables. Learn about condensation reactions, lactose intolerance, and different types of sugars like glucose, fructose, and maltose.
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