Lesson 28: Embryology Week 4 Quizellenj2023-01-18T21:05:39-05:00 Please sign up for the course before taking this quiz. 1. Which of these is NOT a function of the visceral or peritoneal membranes?1 Give the organs an air-tight, waterproof covering. Keep organs in place. Provide a "platform" to anchor blood vessels that go to organs. Keep the intestines from getting twisted up as you move. 2. The somites will turn into all the tissues of the back– the vertebrae, muscles and skin.1 True False 3. When will the embryo tear free from the lining of the uterus?1 When the umbilical cord is developed enough to provide nutrients to the embryo. On day 21. When the level of progesterone reaches a high enough level. When the ovary sends a chemical signal to the uterus to shed its lining. 4. The cells that will eventually make the heart begin to contract in rhythm before the heart is fully formed.1 True False 5. The mesoderm produces all of these EXCEPT:1 muscles heart blood vessels bags around the organs kidneys skin 6. Which type of cross section gives you a lengthwise, top-to-bottom view?1 saggital transverse 7. About how big is the embryo during week 4?1 about 2 millimeters about 1 centimeters about 2 centimeters 8. Which Greek word means “guts”?1 viscera stoma peritonea placenta ventra 9. The embryo’s blood never mixes with the mother’s blood.1 True False 10. Week 4 will see the development of a new structure called the allantois. Which of these describes its function?1 air pocket storage facility garbage bag food pantry water bottle Lesson 27: Embryology Week 3 Lesson 29: Embryology Week 5 Back to: Lesson 28: Embryology Week 4
