What type of drugs kill by blocking impulses at specific receptors sites of the brain and spinal cord

You should never drive a car if you are a.taking cold medication b. suffering from the flu c. drinking alcohol d. all the above

What is one way that cold and flu viruses spread? a.by transfusing contaminated blood b.by inhaling contaminated droplets c.by eating contaminated meat d.by drinking contaminated water

Ruth is 44 years old. at her medical checkup, her doctor notices that ruth's lymph nodes are enlarged. after some blood tests and a ct scan, ruth's doctor diagnoses her with ( ) , a cancer that typically starts in the lymphocytes and can spread to the bone marrow.