Lesson 28: Embryology Week 4 Quizellenj2024-11-15T13:57:00-05:00 Please sign up for the course before taking this quiz. 1. Which Greek word means “guts”?1 viscera ventra placenta stoma peritonea 2. About how big is the embryo during week 4?1 about 2 millimeters about 2 centimeters about 1 centimeters 3. The somites will turn into all the tissues of the back– the vertebrae, muscles and skin.1 True False 4. When will the embryo tear free from the lining of the uterus?1 On day 21. When the ovary sends a chemical signal to the uterus to shed its lining. When the level of progesterone reaches a high enough level. When the umbilical cord is developed enough to provide nutrients to the embryo. 5. The embryo’s blood never mixes with the mother’s blood.1 True False 6. Which type of cross section gives you a lengthwise, top-to-bottom view?1 transverse saggital 7. The cells that will eventually make the heart begin to contract in rhythm before the heart is fully formed.1 True False 8. The mesoderm produces all of these EXCEPT:1 skin kidneys bags around the organs blood vessels muscles heart 9. Week 4 will see the development of a new structure called the allantois. Which of these describes its function?1 garbage bag water bottle food pantry air pocket storage facility 10. Which of these is NOT a function of the visceral or peritoneal membranes?1 Keep organs in place. Give the organs an air-tight, waterproof covering. Keep the intestines from getting twisted up as you move. Provide a "platform" to anchor blood vessels that go to organs. Lesson 27: Embryology Week 3 Lesson 29: Embryology Week 5 Back to: Lesson 28: Embryology Week 4
