3. The umbilical cord contains two umbilical arteries that transport blood and one umbilical vein that transports blood. PRE-LAB Activity 5: Measuring Blood Pressure and Examining the Effects of Body Position and Exercise 1. Define blood pressure. 2. What is the average blood pressure? 3. Is blood pressure higher in arteries or in veins? Why? 4. Name three factors that affect blood pressure.
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Blood pressure is the force exerted by circulating blood on the walls of blood vessels. It is usually measured in millimeters of mercury (mmHg) and is expressed as two numbers: systolic pressure (the pressure when the heart beats) over diastolic pressure (the Show more…
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