Drumwright_Isabel- Test- Circulatory System

Question 1

4- what is the function of the lymph nodes?

Answer 1

to trap disease- causing bacteria

70. WKST- Blood and Lymph

Question 2

15- place the following events in sequence: A) the atria fill with blood; B) the valve between the ventricles and atria close; C) blood is pushed out of the heart

Answer 2

A, B, C

68. BP- Heart

Question 3

30- what is the main difference between your ventricles and your atria?

Answer 3

your atria bring blood into the heart; your your ventricles pump it out
66. Exterior Heart

Question 4

44- what role does your brain play in the circulation of blood through the body?

Answer 4

it signals the heart to beat

68. BP- Heart

Question 5

55- blood returns to the heart from the body through the big blood vessels called _______.

Answer 5

vena cava

66. Exterior Heart

Question 6

68- identify structure E. what would happen to a person who had a hole in this structure?

Answer 6

structure E is the septem. a hole in the septum would allow oxygen-poor blood to mix with oxygen-rich blood. as a result less oxygen would go to the body cells.
66. Exterior Heart

Question 7

69- what is the name for the structure labeled A? to what locations does it carry blood?

Answer 7

A is the aorta, which carries blood from the heart to the body.
66. Exterior Heart

Question 8

70- identify structure B. what are the blood vessels called that lead into B? what is its level of oxygen content?

Answer 8

structure B is the left atrium. pulmonary veins. high in oxygen.
66. Exterior Heart

Question 9

71. which numbers represent ventricles?

Answer 9

right atrium and left atrium.

66. Exterior Heart

Question 10

72- which numbers indicate atria?

Answer 10

right atrium and left atrium.

66. Exterior Heart

Question 11

73- starting with the vena cavas, put the numbers in order to show the pathway of the blood. first write the number, then the name of the part, next to the part put oxygenated or deoxygenated. if two different numbers have blood flowing at the same time put them both on the same line. put one answer per line. the numbers should not be in numerical order so do not let that bother you.

Answer 11

5, superior vena cava, 4, inferior vena cava/ deoxygenated
1, right atrium/ deoxygenated
7, right ventricle/ deoxygenated
6, pulmonary trunk/ deoxygenated
2, right pulmonary artery, 11, left pulmonary artery/ deoxygenated
lungs
13, right pulmonary vein, 12, left pulmonary vein/ oxygenated
10, left atrium/ oxygenated
8, left ventricle/ oxygenated
3, aorta/ oxygenated
9, aorta, oxygenated/ body
66. Exterior Heart

Question 12

#74- which numbers are pulmonary arteries?
which are the pulmonary veins?

Answer 12

arteries-2, 11 veins-13, 12

66. Exterior Heart