The rule of thumb is most women need about 300 extra calories every day during the last five to six months of pregnancy for good fetal development. This will combine to a healthy weight gain of about one pound each week.
In general, the brain can withstand up to three to six minutes without oxygen before brain damage occurs, but this may vary from person to person.If the brain goes without oxygen longer than this, serious and often irreversible damage is likely to take place.eath is usually declared once the brain has gone more than 15 minutes without oxygen. Although the brain can only go a few minutes without oxygen before some type of brain damage occurs, patients can often regain cognitive function if treated quickly.
Making the world better, one answer at a time. The condition of deficient oxygen is hypoxia, and the condition of no oxygen is anoxia. Blood cells are aerobic so they need oxygen to survive. If you have below normal oxygen levels, you're not providing your blood with its fuel; you're basically starving your blood cells.Blood delivers oxygen to your tissues before returning to your lungs to fill up again. So if your blood isn't getting enough oxygen, neither will any other part of your body.noxia is the medical term meaning absence of oxygen. an/ox/ia without/oxygen/condition of condition of without oxygen Anoxia means lack of oxygen. anoxia Hypoxia-meaning w â¦ ithout oxygen or it can be Ischemia ---which means lack of oxygen usually due to lack of blood.