CIRCULATORY SYSTEM Flashcards
How many hearts does an octopus have?
3
What are the two functions of the CIRCULATORY SYSTEM?
- Transport materials needed
by cells - Remove waste materials
from cells
What are the materials needed to be transported for the cells.
Oxygen and Glucose
What are the waste materials that need to be removed from the cells.
Urea and Carbon Dioxide
What are the THREE MAIN parts of the circulatory system?
- Heart
- Blood Vessels
- Blood
It is the pumping organ of the body?
Heart
Where is the heart located?
in the center of the chest
between the lungs.
The size of a kid’s heart is the size of what body part?
One fist
The size of an adult’s heart is the size of how many fists?
Two fists
How many times does you heart beat in one day?
100,000
How many times does you heart beat in a year?
35 million
How many times does a kid’s heart beat per minute?
90 to 120 beats
How many times does a adult’s heart beat per minute?
72 beats
How many liters of blood does your body have?
5.6 liters
How many times does your body circulate throughout the body?
3 times
What are the parts of a heart?
- Superior Vena Cava
- Pulmonary Artery
- Pulmonary Vein
- Mitral Valve
- Aortic Valve
- Left Ventricle
- Right Ventricle
- Left Atrium
- Right Atrium
- Aorta
- Pulmonary Valve
- Tricuspid Valve
- Inferior Vena Cava
- Ventricular Septum
True or False. Is the Heart a hollow muscular organ?
True
What is the heart made out of?
cardiac muscle tissue
How many sides does the heart have?
2 sides (right and left)
The heart is covered by a protective membrane called?
Pericardium.
What are the FOUR chambers of the heart?
- Right Atrium
- Left Atrium
- Right Ventricle
- Left Ventricle
Receives blood coming into the heart.
Right and Left Atria
(Atrium - SINGULAR)
Pumps blood out of the
heart.
Right and Left Ventricles
Collects DOB (deoxygenated blood) from your body.
Right Atrium
Receives OB (oxygenated blood) from your lungs.
Left Atrium
Pumps DOB (deoxygenated blood) to the lungs for oxygenation.
Right Ventricle
Pumps OB (oxygenated blood) out of your heart to all parts of
the body.
Left Ventricle
What are the Blood Vessels in your circulatory system?
- Pulmonary artery and veins
- Aorta
- Superior Vena Cava
- Inferior Vena Cava
The valves are classified into two. What are they?
- Diastole
- Systole
What is in the part of the DIASTOLE VALVE?
Triscuspid Valve
Mitral Valve
Carry blood AWAY from the heart
Arteries
Carry blood BACK to the the heart
Veins
Connects the arteries and
the vein
CAPILLARIES
Is the fluid that fills the circulatory system
Blood
What are the types of blood cells?
- Red blood cell
- White blood cell
- Platelet
A white blood cell that kills bacteria, fungi and foreign debris.
Neutrophils
A white blood cell that clean up damaged cells.
Monocytes
A white blood cell that kill parasites, cancer cells and involved in allergic response.
Eosinophils
A white blood cell that help fight viruses and make antibodies.
Lymphocytes
A white blood cell that is ONLY involved in allergic response.
Basophils
Which blood vessel contains valve?
vein
What is the smallest blood vessel that brings oxygen
and nutrients to cells in your organs?
capillary
is the fluid part of the blood.
Plasma
Plasma is __% by volume of the whole blood and __% is made of blood cells. Fill in the blank.
55% - 1st line
45% - 2nd line
Plasma is made up of?
92% water and 8% made up of dissolved complex substances
What is the RBC (red blood cell) count?
5.5 million
to carry oxygen throughout the body
red blood cell
HEMOGLOBIN of the RBC (red blood cell)
red chemical pigment of the blood
What is the WBC (white blood cell) count?
4,500 to 11,000
soldiers of the body. They protect the body from the diseases caused by bacteria, viruses and other foreign substances.
white blood cell
What is the platelets count?
150,000 to 450,000
for blood clotting
platelet
a protein in the blood plasma that forms FIBRIN that
traps platelets to form a clot and seal the wound.
FIBRINOGEN
Where are blood cells produced?
red bone marrow
