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Evolution has worked out that this is the safest way to be born. The head is the largest part of the infant and also the part that needs to be born first due to the need to breath. When the placenta is ripped from the wall of the woman's uterus it stops giving oxygen to the baby. The baby needs to get its nose and mouth out of the womb and vaginal canal is a great deal of haste when this happens. If babies were always born breach (feet first) many infants would die before being born. It's not just humans, all mammals give birth head first, for the same reasons.
What else can I help you with?
When was Alfred Downward born?
Alfred Downward was born in 1847.
How do you use downward in a sentence?
In a swift downward motion, the knight sliced off the dragon's head with one accurate strike.
Where does the metal dectector start from your body part?
From your head and downward
What is cephalocaudal?
Web definitions for cephalocaudalFrom the head to tail; refers to neurological development that proceeds from the head downward.
What muscle is responsible for flexion of the head to look downward?
shoulder
Why aren't humans born with teeth?
Because if a man was born with his teeth when drinking milk chest head of the mother's teeth.
What is the average number of hairs on a humans head?
There are about 100,000 hairs on a humans head.
Can dogs get head lice from humans?
No, dogs cannot get head lice from humans. Head lice are specific to humans and do not infest animals like dogs.
Is cephalo-caudal the outward or downward direction of development?
Cephalo-caudal development refers to the pattern of growth and development that occurs from the head (cephalic region) downward towards the feet (caudal region). It is characterized by the head developing before the lower part of the body during prenatal growth.
What is chordee?
A condition in which the penis bends downward during an erection. This curving or bending makes it difficult to have normal sexual intercourse as an adult. Chordee is a condition in which the head of the penis curves downward or upward, at the junction of the head and shaft of the penis.
Can pets carry head lice and transmit them to humans?
No, pets cannot carry head lice and transmit them to humans. Head lice are specific to humans and cannot survive on animals.
What is it that always walks with its head downward?
A nail in your shoe
