Quiz: Metals & Alcohol

1. An adult male was found to be very pale, with weak extensor muscles of forearm, is most probably working a

A a. Thermometer manufacturer. B b. Plumber. C c. Fireman. D d. Coal mine digger.

2. In a 17 years old patient working in a factory of batteries, pale with constipation and black stools, an x-ray on long bones may show:

A a. Osteoporosis. B b. Widening of medullary cavity. C c. Transverse lines present at ends. D d. Calcification of periosteum.

3. Sterility, abortion, chronic nephritis, optic atrophy & anemia are indications of chronic poisoning by:

A a. Mercury. B b. Lead. C c. Phosphorus. D d. Arsenic.

4. Kinetic tremors are a manifestations of chronic poisoning by:

A a. Arsenic. B b. Iron. C c. Lead. D d. Mercury.

5. The chronic poisoning producing alopecia & hyperkeratosis of palms & soles is due to:

A a. Morphine. B b. Mercury. C c. Arsenic. D d. Lead.

6- Gastric lavage is contraindicated in poisoning with:

A a. Kerosene B b. Carbolic Acid C c. Alcohol D d- Salicylate

7. .........is probably most common used and abused drug in the world:

A a. Methanol. B b. Opioid C c. Ethanol. D d. Cocaine.

8. The percentage of alcohol in whisky:

A a. 40 - 50.%. B b. 80-85% C c. 10 -20% D d. 2- 5 %

9. The blood alcohol concentration is equal to alcohol concentration in:

A a. Urine B b. Saliva. C c. Expired air. D d. All of the above.

10. The homogeneous distribution of ethanol is due to its......

A a. Low molecular weight. B b. High lipid soluble. C c. Hydrophilic drug D d. Low protein binding.

11.All but one of the following are true concerning causes of the hypothermia of the alcohol :

A a. Depression of the HRC B b. Depression of vaso-motor center. C c. Cutaneous vasodilation D d. Decrease sweating.

12. The clinical presentation of alcohol toxicity depend on:.

A a. Level of blood alcohol. B b. Type of beverage C c. Habituation of the patient. D d. All of the above.

13. Alcoholic euphoria occurs with blood alcohol level:

A a. Less than 50 mg/dL. B b. 50- 150 mg/dL. C c. 150- 250 mg/dL. D d. 250- 300 mg/dL.

14. The alcoholic euphoria is due to:

A a. Frontal lobe affection B b. Parietal lobe affection. C c. Cerebellum and occipital lobe affection. D d. Inhibition of medullary centers

15. Alcoholic coma occurs when blood alcohol level reach:

A a. More than 500 mg/dL. B b. 300- 500 mg/dL. C c. More than 600 D d. 1 g/dL.

16. The following enzyme is needed to convert formaldehyde to formic acid in methanol poisoning:

A a. Alcohol dehydrogenase B b. Aldehyde dehydrogenase C c. lactic dehydrogenase. D d. Cytochrome oxidase.

17. The clinical presentation of methanol poisoning is due to:

A a. Methanol itself B b. Formaldehyde C c. Formic acid. D d. All of the above.

18. The specific antidote of methanol poisoning is:

A a. Ethanol B b. 4-methyl pyrazole. C c. Both ethanol and methyl pyrazole. D d. Both ethanol and methyl pyrazole, but ethanol is preferred.

19. The dose of nitrites in treatment of Cyanide poisoning must not exceed:.

A a. 15 mg/ kg. B b. 20 mg/ kg C c. 25 mg/ kg. D d. 10 mg/kg.

20. All but one of the following are true concerning the death from Cyanide poisoning::.

A a. Fixed dilated pupils B b. Loss of corneal luster C c. Redish hypostasis D d. Smell of bitter almond