**Full Human Fetus Functions**
**Full Human Fetus Functions** The human fetus develops within the womb and performs essential functions for growth and preparation for life outside the body. These functions are critical for survival and development. ### Key Functions: 1. **Circulatory System**: - **Heart Development**: The fetus's heart pumps blood, circulating oxygen and nutrients from the placenta. - **Placenta**: Transfers oxygen, nutrients, and waste products between the mother and fetus through the umbilical cord. 2. **Respiratory System**: - The fetus practices breathing movements, drawing amniotic fluid into the lungs to prepare for breathing air after birth. 3. **Digestive System**: - The fetus swallows amniotic fluid, which helps develop the digestive system, but nutrition comes primarily from th