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MED LAB MIDTERM 1 REVIEW QUESTIONS AND VERIFIED ANSWERS|100% CORRECT|GRADE A+
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MED LAB MIDTERM 1 REVIEW QUESTIONS AND VERIFIED ANSWERS|100% CORRECT|GRADE A+
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MED LAB MIDTERM 1 REVIEWQUESTIONS AND VERIFIED
ANSWERS|100% CORRECT|GRADE A+
WHMIS - ANSWER - is a national hazard wide communication system
- Created to inform workers of the hazardous materials they work with
Why was WHMIS created? - ANSWER - inform about the safety and health hazards associated with the
hazardous materials they might use at work
- Reduce injuries and illnesses associated with handling hazardous materials in the workplace
GHS - ANSWER - Global Harmonized System
-Move to standardize communication about hazardous products internationally
GHS consists of... - ANSWER - Health hazards
- Physical hazards
- Environmental hazards (NOT ADOPTED BY CANADA)
WHMIS 2015 - ANSWER - Canada's response to Globally Harmonized System (GHS)
Consists of
- Labels (provides info about product and hazards)
- SDS (detailed info about hazards)
- Education (Training on how to safely handle hazardous products)
,Suppliers - ANSWER Classifying products
Establishing health and safety information
Labelling products
Preparing and providing SDS's
Employer - ANSWER Ensure proper labels
Provide access to SDS's and update
Educate workers, and evaluate competency
Train workers on how to handle, use, store, wear PPE for hazardous products, assess competency
Provide control measures, adhere to Routine practices
Employees - ANSWER Participating in education and training
Following prescribed safe work procedure
Identifying and controlling hazards
Hazardous Product - ANSWER - Hazardous products are materials, products, or substances that meet any
of the criteria for one or more of the 32 GHS Hazard Classes as defined in the Federal Hazardous
Products Regulation
- Grouped into physical and health hazards
,- WHMIS does not provide a comprehensive list of hazardous products, only a list of hazard criteria.
Exclusions from WHMIS - ANSWER - WHMIS may not apply if another act or regulation is in place
- The following are exempt from the supplier responsibilities of WHMIS (no label or SDS required):
•Consumer restricted products: products sold in stores that already have labels in accordance with the
Canada Consumer Product Safety Act
•Explosives: covered by the Explosives Act
•Cosmetics, drug, food, or devices: covered by the Food and Drugs Act
•Pesticides, herbicides, and insecticides: covered by the Pest Control Products Act
- Employer still responsible for for training employees on the safe use, handling, and storage of these
materials
more exceptions - ANSWER Radioactive materials: covered by the Nuclear Safety and Control Act
Wood and wood products•Manufactured articles that will not release chemicals
•Tobacco or tobacco products•In-house generated hazardous waste
•Hazardous materials transported under the Transportation of Dangerous Goods act (TDG)
Radioactive Materials - ANSWER GHS labels and SDS's are still required when there are mixtures of
radioactive nuclide(s) and non-radioactive carrier material whereby:
, The carrier material is greater than 1 mL / 1 g
•The carrier material poses a carcinogenic, toxic, or infectious hazard
Health Hazard Class - ANSWER based on a products ability to result in a health related issue
Acute toxicity - ANSWER Products that are fatal, toxic, or harmful if they come in contact with the skin,
are inhaled, or swallowed
Skin corrosion/irritation - ANSWER Products that can cause severe skin burns or irritations
- Both physical and health hazard
Respiratory or skin sensitization - ANSWER Product that may cause asthma or allergy like symptoms or
difficulty breathing
Germ cell mutagenicity - ANSWER Products that may cause or are suspected to cause genetic defects
Carcinogenicity - ANSWER Products that may cause or are suspected to cause cancer
Reproductive toxicity - ANSWER Products that may cause damage or are suspected to damage ones
fertility or an unborn baby
Specific target organ toxicity - single exposure - ANSWER products that can cause damage to organs
following a single exposure
Specific target organ toxicity - repeated exposure - ANSWER Products that can cause damage to organs
following prolonged or repeated exposures
Health hazards not otherwise classified - ANSWER Products that may cause health hazards following
single or repeated exposures, including risk of injury or death
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