A woman who is 22 weeks pregnant is feeling pretty well but has a sore back and body aches. She has also just begun to feel the
baby's movements. What is most likely happening with the fetus developing in her uterus? A. Opening of the eyes
B. Formation of hair and eyelashes
C. Preparation for childbirth
D. Development of the heart
Usually, the baby's eyes will open around 26-28 weeks gestation.
The heart develops around week five, and begins to beat at the end of the 5th week. A heartbeat via ultrasound by 6 weeks, by 10-12 weeks you should hear the heartbeat with a Doppler device. A heartbeat usually won't be detected at 4-5 weeks of pregnancy.
Preparation for childbirth begins anywhere from 30-32 weeks during the process called lightening (the baby turns to a head-down position), however, the baby can flip to the head-down position, then flip again, and so on.
The formation of hair and eyelashes begins during week 22, so the answer is B. Formation of hair and eyelashes.
The statement is probably false knowing that there is a notion of " atrophy" that probably originates from " trophy- trophic" and that if we consider a trophic chain abolished then the biocenoses just adapts before disapearing. If the adaptive process is not compatible to the remaining coordinates then some species would probably have to be protected
