WORKSHEET THE CIRCULATORY SYSTEM.pdf/ For Biology Teachers and Students

Human circulatory system worksheet. In order to answer the questions, students must first watch the video entitled "The Human Circulatory System" at 👉https://www.youtube.com/@biologylifebyaretiarvithi6865

1. WORKSHEET “THE CIRCULATORY SYSTEM”
Date:
Name:

1. True or false?
a) The heart valves allow blood to move in both directions
b) The circulatory system is responsible for transporting blood, oxygen and
nutrients throughout the body
c) The circulatory system of human includes the heart, kidneys and vessels
d) The circulatory system contributes to blood clotting through platelets
e) The human heart is fourfold
f) The ventricles are located in the upper part of the heart while the atrium
in the lower part
g) Non-oxygenated blood through the superior and inferior vena cava
enters the left atrium
h) The blood when it leaves the lungs is rich in carbon dioxide (non-
oxygenated)

2.

In which of the marked parts of the heart circulates oxygenated blood?
Circle the correct answer.

2. (a) A and D
(b) A and E
(c) C and D
(d) only in F
(e) only in E


3. Name in the photo below the parts of the heart

3. ANSWERS
1. α F
b) T
c) F
d) T
e) T
f) F
g) F
h) F

In which of the marked parts of the heart circulates oxygenated blood?
Circle the correct answer.
(a) A and D
(b) A and E
(c) C and D
(d) only in F
(e) only in E

3.

right
atrium

right
ventricle

left
atrium

left
ventricle

4. PHOTO SOURCES

 512px-Diagram_of_the_human_heart_(clean).svg
Wnauta, CC BY-SA 3.0 http://creativecommons.org/licenses/by-sa/3.0/ , via
Wikimedia Commons
 https://pixabay.com