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Circulatory Pathways FA24 Student Answer Sheet
Part 1: Identify the components of the cerebral arterial circle and associated blood vessels in the accompanying anterior view. Part 2: Label the following diagram of the hepatic portal system.
Part 3: Bronchial Circulation Labeling
23. What is the function of bronchial arteries?
- Which coronary artery is nicknamed the “widowmaker”?
- Why is this artery known by this nickname? Part 4: Pulmonary Circulation 10a. 10b. 10c. 10d. 10e. What is the function of the pulmonary circulation?
The answers for the following questions can be found in the material provided.
- What is the placenta composed of? What is the function of the placenta?
- What is the umbilical cord composed of? What is the function of the umbilical cord?
- What is the function of the umbilical vein?
- What is the function of the umbilical arteries?
- What happens to most of the blood in the umbilical vein?
- What happens to the ductus venosus shortly after birth of the fetus?
- Trace the pathway of blood from the placenta to the right atrium of the fetal heart. Placenta
- Trace the pathway of blood from the left ventricle of the fetal heart to the placenta. Left ventricle of the fetal heart
- What does the foramen ovale become after birth?
- What does ductus arteriosus become after birth?
- Why is the pulmonary circuit bypassed in the fetus?
- What do the umbilical arteries become after birth?
- What does the umbilical vein become after birth? 11a. 11b. 11c. 11d. 11e. 11f. 11g. 11h.
