Sease_sadie Test- ciculatory System

Question 1

44. What role does your brain play in the circulation of blood through your body?

Answer 1

It signals the heart to beat

NB 69. WKST- The Body Transport System

Question 2

70. What are the blood vessels called that lead into the left pulmonary veins. Oxygenated or deoxygenated?

Answer 2

Left atrium, oxygenated

NB 66. CLF- Exterior Heart

Question 3

73. Why aren’t there two veins on just one side of the heart. Why would this cause a problem?

Answer 3

Because the oxygenated blood could only come back to the heart from one lung. You would get less oxygen.
(NB 66. CLF- Exterior Heart)

Question 4

73. Why aren’t there two arteries on just one side of the heart. Why would this cause a problem?

Answer 4

Because the deoxygenated blood could only get to one lung. You would get less oxygen.
(NB 66. CLF- Exterior Heart)l