First comes non-rem sleep, followed by a shorter period of rem sleep, and then the cycle starts over again
Answer:
Human Heart beats 100,000 times a day. (1 option is the correct answer)
<span>These glands secrete hormones to regulate many bodily functions, including growth and metabolism.</span>
Answer:
The tear ducts
Explanation:
They send out liquid to clean the eye, and when you are sad or grieving, you cry
