Spirometry is the most common lung function test. It measures how much and how quickly you can move air out of your lungs. You breathe into a mouthpiece attached to a machine called a spirometer. The machine records your results.
Confirming the presence of your babyâs heartbeat. You may have gone to your doctor with vaginal bleeding or you may be anxious because of problems in a previous pregnancy (such as miscarriage). This ultrasound can routinely detect a heartbeat in your baby as early as 6-7 weeks.
A transvaginal ultrasound (an internal ultrasound) can detect a heartbeat around 6 weeks of pregnancy. However, it isnât uncommon to be unable to detect a heartbeat via ultrasound until closer to 7 or 8 weeks. Find out more about week 6 of pregnancy in our informative pregnancy week by week series.