What does the term discrediting mean ? how is it used in the selling of exercise and nutritional product ?

In which way does nicotine cause addiction? by stimulating the brain's pleasure center by increasing blood-sugar levels by decreasing dopamine levels by reducing depression and anxiety

Which type of nerve creates a 'mental map" of the relative positioning of the body at any given point in time?

Adoctor is trying to diagnose a woman with the following symptoms: issues with the heart and lungs, a skin rash, and issues with the joints. what autoimmune disorder will the woman most likely be diagnosed with? a. arthritis b. lupus c. grave’s disease d. allergies