It increases the body's metabolism. Quitting smoking therefore often has the result that people gain weight afterwards, sometimes considerably.
The two thyroid hormones thet affects the metabolic rate are Thyroxine & Triiodothyronine.
There are many factors which affect an organism's metabolic rate, but the thyroid gland is a gland in the neck which produces thyroxine, a hormone that stimulates metabolism.
ventricles
Almost all drugs affect the central nervous system. some however, are:- cocaine, heroin, marijuana, meth,tobacco, nicotine and caffeine ( this also affects your muscular system).
Inhalation of chemicals and particles in smoke, including tobacco smoke, strongly increases the risk of lung cancer. But other chemicals in tobacco, mainly nicotine, may affect the circulatory system.
the baby and the mother
muscle size
yes it can.
the mouth
Removal of thyroid gland does not affect single body system. Thyroid gland regulates basal metabolic rate.
No, not really. Metabolism is controlled by the autonomic nervous system and hormones released by the endocrine system. In particular, the thyroid gland.actually yes as the respiratory system releases air thee circulatory system breathes in and that is how they work toghether and when you excersise it does affect by the abwser i just gave you.
the metabolic system such as the one indoe us i have no idea