A low hemoglobin count can also be due to blood loss, which can occur because of: 1  Bleeding from a wound. 2  Bleeding in your digestive tract, such as from ulcers, cancers or hemorrhoids. 3  Bleeding in your urinary tract.  Frequent blood 1  donation. Heavy menstrual bleeding.
The brain is the control centre for your body and it sits in your skull at the top of your spinal cord. The brain has three main parts. 1  The cerebellum (say se-re-bell-um). The brain stem, that controls a lot of the 'automatic' actions of your body such as breathing and heart beat, and links the brain to the spinal cord and the rest of the body.
Yes, it is basically the base of the brain; it is where the brain starts. The brain stem extends from the spinal cord into the brain and is the oldest (most primitive) part of â¦ the brain. Over time, the brain has developed on top of the brain stem to come to what it is today (in modern humans).onfidence votes 5. The function is to regulate the flow of information between the brain and the rest of the body. The brain stem is the lower part of the brain, beneath the cerebrum and in front of the cerebellum. The brain stem connects the rest of the brain to the spinal cord, which runs down your neck and back.