The nurse is caring for a pregnant client who is undergoing an ultrasound examination during the first trimester. the nurse explains that an ultrasound during the first trimester is utilized in order to do what?

The answer given below :

Explanation:

Ultrasound is a technique which uses sound waves of high frequency to scan internal body parts. Ultrasound is also used at various point of time during pregnancy.

During the first trimester or first three months, ultrasound is carried out to observe the development of the embryo inside the womb.

By performing ultrasound during first trimester also confirms the number of embryos developing and estimate the gestational age and expected date of delivery of the baby.    

answer: a. a gene that causes a specific trait.