Presently, to answer your inquiry, a subdural hematoma (represented underneath) is fundamentally seeping into the space between the cerebrum cover (dura mater) and the mind itself. All the more explicitly, there are veins going through the mind and in the spaces between the outside of the cerebrum and within the skull. Amid cerebrum damage, any of these vessels can tear and drain. Cracked vessels running in the subdural space — regularly veins — cause subdural hematomas. Burst vessels going through the epidural space — normally courses — cause epidural hematomas. The two kinds of draining consume up room in the skull and in this manner press down on the cerebrum. Since courses are feeling the squeeze, epidural hematomas spill rapidly and pack the mind quickly while subdural hematomas release significantly more gradually.
Since the cerebrum is encased inside the unbending skull, it gets packed by this spilling blood. With enough dying, the mind gets packed so much that oxygen-rich blood is kept from streaming into the cerebrum tissue. This absence of oxygen causes extra mind swelling. This mind swelling, added to the blood spilling from the torn vessel, powers the cerebrum down through the little gap at the base of the skull called the foramen magnum. The parts of the mind that come in direct contact with the ***** around this opening get so compacted that they quit working. Since these cerebrum zones control breathing and pulse, passing can result.