
While the senses of sight and sound have begun to emerge by 20 weeks,a fetus born at this time cannot survive because
A) its brain cannot yet control breathing and body temperature.
B) the billions of neurons of its brain are not yet produced.
C) the cerebral cortex, the seat of human intelligence, is too large.
D) the neurons of its brain have not begun forming synapses.
Correct Answer:
Verified
Q5: The embryonic disk _.
A) becomes the new
Q9: The groundwork is laid for all body
Q10: Which of the following statements about a
Q11: The ovum
A) measures around 1/500 inch.
B) is
Q12: The _ secretes hormones that prepare the
Q13: The yolk sac
A) delivers food and oxygen
Q15: During Michelle's _ month of pregnancy,the eyes,ears,and
Q16: During the period of the embryo,the ectoderm
Q17: The age of viability
A) is the point
Q18: The period of the zygote
A) lasts about
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents