Answer: A! Cycling!
Explanation: Cycling, stacking, pyramiding, and plateauing
Steroids are often used in patterns called "cycling."
Yes that’s true drug addicts sometimes inject drugs
Answer:
Explanation:
Superior/Inferior Vena cava-----------Right Atrium ---------Tricuspid valve ------right ventricle -------pulmonary semi-lunar valve------pulmonary trunk-----------pulmonary arteries --------lung capillaries -------- pulmonary veins --------left atrium -------mitral valve --------left ventricle ------- aortic semi-lunar valve -------aorta --------- tissues of body ------------superior and inferior vena cava.
Parasites I believe, but if this is multiple choice it would be helpful if you were to list the answers.∞
