They combine with a third system, the immune, to protect the body against pathogens that could threaten the organism's viability. The blood is responsible for the following: 1  Transportation of gases (oxygen O 2) and carbon dioxide (CO 2), chemical substances (hormones, nutrients, salts), and cells that defend the body.hey combine with a third system, the immune, to protect the body against pathogens that could threaten the organism's viability. The blood is responsible for the following: 1  Transportation of gases (oxygen O 2) and carbon dioxide (CO 2), chemical substances (hormones, nutrients, salts), and cells that defend the body.
Myo-inositol in Pregnancy Purpose of the study is to learn if myo-inositol supplements (supplement in the B-vitamin family) affect your blood sugar and how your body processes food for energy. The Maternal-Fetal Medicine Research Unit is studying myo-inositol supplementation in pregnancy.
A chemical pregnancy is an early miscarriage. So early, in fact, that you may not know you had one. Or indeed that you were pregnant at all. A chemical pregnancy usually occurs when youâre five or six weeks pregnant â i.e. before youâve had an ultrasound scan. 2. Itâs called a chemical pregnancy because, however short-lived the pregnancy, your body produced a âchemicalâ (i.e. a hormone) called HCG.