It really just means that you are not very animated in your facial expressions, voice tone, and body language. It means that no matter what you are told or what happens to you, you respond the same way outerly, with your body language showing no real change. It also usually means that your voice is monotone, or flat. Physical expression of your emotions are minimal to none.
On average, via Ultrasound, they should be able to detect a heartbeat around 6-7 weeks. However for some women it can be up till 10 weeks. The range of the heartbeat that they feel is good is 120-170 or there about. I hope you are doing well.
Gestational Age Week 7 (Fetal Age: 5 weeks) Generally, from 6 Â½ -7 weeks is the time when a heartbeat can be detected and viability can be assessed. A normal heartbeat at 6-7 weeks would be 90-110 beats per minute. The presence of an embryonic heartbeat is an assuring sign of the health of the pregnancy.