There are about 1,000,000 nephrons in each human kidney.
Nephron, functional unit of the kidney, the structure that actually produces urine in the process of removing waste and excess substances from the blood.
Which of the following definitions describes a chemical hazard?
A) Microorganisms, such as bacteria, fungus, mold, or viruses that can cause illness
B) These hazards can lead to injuries to the joints or muscles by way of heavy, frequent lifting, repetitive tasks
C) Can be present in dust, fumes, liquids, solids, mists, vapors, or gases of products used at a site or released during a construction job
D) The most commonly thought of hazards for construction
A) Microorganisms, such as bacteria, fungus, mold, or viruses that can cause illness
B) These hazards can lead to injuries to the joints or muscles by way of heavy, frequent lifting, repetitive tasks
C) Can be present in dust, fumes, liquids, solids, mists, vapors, or gases of products used at a site or released during a construction job
D) The most commonly thought of hazards for construction
Answer & ExplanationAnswer: C) Can be present in dust, fumes, liquids, solids, mists, vapors, or gases of products used at a site or released during a construction job