I am sure it’s c, the cervix becomes soft and widens
Answer:
Explanation:
These are arteries, which prevent the backflow of blood because the walls have little muscle to pump blood back to the heart.
Correct answer choice is :
<h2>B) Voice gets deeper and growth of facial hair</h2><h2 /><h3>Explanation:</h3><h3 />
Puberty is the time in life when a boy or girl matures sexually mature. It is a method that normally occurs between ages 10 and 14 for girls and ages 12 and 16 for boys. It creates physical changes and transforms boys and girls differently. In girls: The first sign of puberty is normal breast development.
<span>When a person smokes a cigarette, the body responds immediately to the chemical nicotine in the smoke. Nicotine causes a short-term increase in blood pressure, heart rate, and the flow of blood from the heart. It also causes the arteries to narrow. Carbon monoxide reduces the amount of oxygen the blood can carry. This, combined with the effects produced by nicotine, creates an imbalance in the demand for oxygen by the cells and the amount of oxygen the blood is able to supply.
So the answer is D. increased heart rate</span>