Zoology - Human Health and Diseases Question with Solution | TestHub
Read the following statements and find the number of CORRECT statements.
P. Cancerous cells compete with normal cells for nutrients.
Q. With repeated use of drugs, the tolerance level of the receptors present in our body increases.
R. Cocaine enhances the action of the neurotransmitter dopamine.
S. Cannabinoids are abused by sportspersons.
Options:
Answer:
Solution:
R. Coca alkaloid or cocaine is obtained from coca plantErythroxylum coca, native to South America. It interferes with the transport of the neurotransmitter dopamine.
S. Another misuse of drugs is what certain sportspersons do to enhance their performance. They (mis)use narcotic analgesics, anabolic steroids, diuretics and certain hormones in sports to increase muscle strength and bulk and to promote aggressiveness and as a result increase athletic performance.
