Chapter 16 Pre-Test: Endocrine & Reproductive SystemsVersion en ligne Take this quick pre-test to review important concepts about homeostasis, hormones, puberty, fertilization, and development before beginning the chapter. par Tania Hurlbutt 1 What is the main purpose of the endocrine system? a To make hormones b To control when you sleep c To maintain homeostasis d All answers are correct 2 Which of the following is an example of homeostasis? a Craving sweet foods b Sweating when it is hot c Eating a large meal d Snoring 3 Menstruation occurs when… a A woman is pregnant b A baby is born c The female gamete is fertilized d The female gamete is NOT fertilized 4 Where does fertilization occur? a Fallopian tubes b Vagina c Uterus d Ovaries 5 Which sequence correctly shows the stages of birth? a Labor → Delivery of baby → Delivery of placenta b Delivery of placenta → Labor → Delivery of baby c Labor → Delivery of placenta → Delivery of baby d Delivery of baby → Labor → Delivery of placenta 6 What is the purpose of the umbilical cord? a It connects the fetus to the cervix b It transfers oxygen and nutrients to the fetus and removes waste c It keeps the fetus warm d It brings in amniotic fluid 7 Puberty begins when boys start making more ______ and girls start making more ______. a Glucagon, growth hormone b Testosterone, estrogen c Estrogen, testosterone d Insulin, estrogen 8 What is the difference between an embryo and a fetus? a Embryo is after 8 weeks; fetus is before b Fetus is after 8 weeks; embryo is before c Fetus occurs before fertilization d Embryo has organs; fetus does not 9 Why are the testes located outside the male’s body? a They don’t fit inside b To keep sperm cooler c To keep sperm warm d To keep urine away
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