standing up so the body is erect
No, the body is standing in the anatomical position
The fingernails in the anatomical position are facing anteriorly, towards the front of the body.
In anatomical position, the feet are distal (farther from the center of the body) to the knees.
The palm is up in the anatomical position. This is also when the forearm is supinated.
In the anatomical position of the hand the palm is facing forward. The thumb is placed in contact with the index finger. You can see the picture of the anatomical position. It is better to see than describe the same.
In the anatomic position, the ears are superior to the shoulders.
If you are healthy and normal then you should not need to do anything to keep the uterus in its normal anatomical position, it should remain in its normal anatomical position by itself.
Anatomical correctness
The anatomical position of the thigh is superior to the foot. This means that the thigh is positioned above the foot when the body is in the standard anatomical position, with the thighs closer to the torso and the feet extending downward.
In the anatomical position, the ring finger is lateral (to the side of) the little finger.
If the body is upside down then it is no longer in the anatomical position. But no, it would not change.
No, the body is standing in the anatomical position
Posterior
The fingernails in the anatomical position are facing anteriorly, towards the front of the body.
Dorsum Posterior
In anatomical position, the feet are distal (farther from the center of the body) to the knees.
In the anatomical reference position, what is the position of the hip joints