The top number in a blood pressure reading refers to the systolic pressure. It measures the pressure inside your blood vessels at the moment your heart beats.The bottom number represents your diastolic pressure. It measures the pressure in your blood vessels when your heart is resting between heartbeats.he top number in a blood pressure reading refers to the systolic pressure. It measures the pressure inside your blood vessels at the moment your heart beats.
Local Transportation for SLO. The Cal Poly campus in San Luis Obispo is located on the Central Coast of California, approximately halfway between San Francisco and Los Angeles on scenic Highway 101.
Getting to San Luis Obispo. Cal Poly is located in San Luis Obispo along the Central Coast of California, midway between San Francisco and Los Angeles on scenic Highway 101. The San Luis Obsipo regional airport and Amtrak serve residents and visitors. View more information on how to get here from the SLO Visitors & Conference Bureau.