Which of the following affects the lungs Cadmium 2 Mercury 3

Which of the following affects the lungs: Cadmium 2. Mercury 3. Paraquat 4. Ethacrynic acid Which of the following coronary statements is false? Life begins with the perfect chemistry The dose determines the remedy from a poison Our standard of living cannot be maintained without exposure to chemical Exposure limits may be set for all chemicals that will instill confidence that we are safe from chemicals. Which of the following problems is NOT considered a typical result from long-term chronic exposure to pulmonary toxicants? Emphysema Fibrosis Carcinoma Bronchoconstriction

Solution

By cadmium kidneys,bone, and lungs are principal organs affected by toxicity, both acutely and chronically. Mercury may also have toxic effects on the lung. Breathing in Paraquat may cause lung damage and can lead to a disease called Paraquat lung

for Q2 , C seems to be wrong here.

Q3. Long term exposure to toxic would lead to emphysema and fibrosis which may be pathological too (carcinoma). Aprat from this brocnchoxonstrition is only option which may not be caused.