Lesson Summary. Nervous tissue is composed of three main parts: nerves, the spinal cord and the brain. The primary function of nervous tissue is to receive stimuli and send the impulse to the spinal cord and brain. The brain sends back a response to the muscles via the nerves.ervous tissue is composed of three main parts: nerves, the spinal cord and the brain. The primary function of nervous tissue is to receive stimuli and send the impulse to the spinal cord and brain.
What Does a Low MPV Mean? MPV is the abbreviated form of Mean Platelet Volume. It is a reading which represents the size of the platelets in a blood sample and is determined by a machine. CBC or Complete Blood Profile is the test in which the calculation of this reading is usually included.
MPV Blood Test Results Explained. One of the primary components of the blood clotting system within our body is platelets. Platelet function estimates are often taken as a routine in patients who are admitted with any illness in the hospital. One such estimate or test that is conducted is called mean platelet volume. Here we shall take a look at this in a bit more detail. Mean platelet volume is an average measure of the total number of platelets in the blood. Its value is calculated using specific laboratory equipment.