Human Body Corporation The Circulatory System

Human Body Corporation
The Circulatory System and Respiratory System
LAB Activity #1 Are you pulsating?
 Find your pulse by using your index and middle fingers, place them on
your wrist at the base of your thumb. You should feel your pulse.
 What is causing this pulsating feeling?
 How fast do you think it is traveling per minute?
 What should be the normal range of your pulse?
 Using a watch (clock) time how many pulses you feel in 1 minute.
 Document in the chart your observation.
 Now count how many breaths (Normal breathing) you take in 1 minute
 Each breath is a cycle of Inhale and exhale
 Document in the chart your observation.
At Rest
After 5 minutes
of Exercise
How do you feel?
CLOZE ACTIVITY: The Circulatory System
The circulatory system consists of the _________________,
_____________, _______________ and _______________. It brings
essential materials to all cells of the body and ______________ away
cell wastes. The circulatory system delivers ______________ needed
by the cells to release ______________ from sugar molecules and
carries back carbon dioxide to the _______________, where it is
eliminated when air is exhaled.
The Heart
The heart is a hollow muscular organ that pumps _______________
throughout the body. The _______________ is about the size of your fist.
Each time the heart beats, it pushes blood through the network of arteries
and veins called the ____________________ system. The heart has 2 sides
(right and left) that are separated by a wall of muscle called the _________.
Each side has 4 chambers (upper and lower). Each upper chamber is called
an ______________ (receives blood that comes to the heart). Each lower
chamber is called a ______________ (pumps blood out of the heart). The
right atrium has ______________ cells that control the heart rate by
electrical impulses.
Arteries, Veins and Capillaries
______________ are blood vessels that carry blood ______________ from
the heart. ______________ are tiny vessels that _____________ substances
between blood and body cells. ______________ are blood vessels that
carry blood ______________to the heart. Blood flows from _____________
to capillaries, and from ______________to veins. The ______________ is
the largest artery in the body.
Blood Components
Blood is composed of _________________, _________________,
__________________ and ____________________. Most materials carried
1. Color and label the parts of the heart.
in the blood travel in the ____________________. Red Blood cells carry
2. Label the direction of blood flow.
____________ from the lungs to the cells in the body. __________________
cells fight diseases and ____________________ are cell fragments that form
blood clots that help to repair the cells and body.