On the 61st day of pregnancy the fetus has taken on a human shape, with a body length of about 4cm and a head and hip length of about 1.4 to 2.0cm. On the 61st day of pregnancy, the fetus has taken on a human shape, and organs such as the eyes, ears, mouth, nose, fingers, toes, etc. can be distinguished, and each organ is growing and developing. At this time, the heart has been formed, and the heartbeat and the formation of the germ are visible on ultrasound. Body length is about 2.5cm. head and hip length is about 1.4~2.0cm. Pregnant women need to ensure adequate intake of nutrients during pregnancy, do pregnancy checkups on time, and if other abnormalities such as small fetus are detected, they should consult a doctor in time, complete relevant examinations under the guidance of the doctor, and carry out targeted treatments and therapies, so as to avoid delays in the condition, which may lead to accidents.