Answer:Oxytocin is a hormone produced by the hypothalamus and secreted by the pituitary gland The hormone stimulates the uterine muscles to contract so labor begins. It also increases the production of prostaglandins, which move labor along and increase the contraction even more
Explanation:
Answer: 4 This group of substances can produce chemical vapors that can be inhaled to produce a mind-altering effect.
stimulants
psychoactives
inhalants
depressants
Develop a hypothesis, make observations, analyze data, draw conclusions
