In a close-ended manometer, one end of the manometer is attached to the high-pressure gas, and the other has a vacuum of gas instead of being open to the air. Barometers also fill this function, but measure only atmospheric gases.
The most common HIV symptoms in women in this stage include: 1  Body rash. 2  Fever. 3  Sore throat.  Severe headaches.
Nausea or morning sickness, vomiting, and loss of appetite during the first trimester are common symptoms most pregnant women experience. These are normal symptoms of early pregnancy and there is no reason to worry. Sometimes the symptoms extend beyond the first trimester, but they are usually temporary.