Mandarin does not have specific words for saying âyesâ and âno.â Instead, the verb which is used in the Mandarin question is used to make a positive or negative reply.
A common test for checking the blood flow in your legs is called a PVR (pulse volume recording) study. During this test, cuffs like the ones used to measure blood pressure in your arm are wrapped around your arm and your leg on the same side of your body.Four cuffs are wrapped around your leg--1 at the upper thigh, 1 at the lower thigh, 1 at the upper calf and 1 at the ankle.uring this test, cuffs like the ones used to measure blood pressure in your arm are wrapped around your arm and your leg on the same side of your body. Four cuffs are wrapped around your leg--1 at the upper thigh, 1 at the lower thigh, 1 at the upper calf and 1 at the ankle.
Arteries carry blood from your heart to the rest of your tissues. Veins return blood from the rest of your body to your heart, so the blood can be recirculated. To return blood to your heart, the veins in your legs must work against gravity. Muscle contractions in your lower legs act as pumps, and elastic vein walls help blood return to your heart.