Today we are providing the important Short notes on Blood cells
discrimination with the help of diagram, so that all KA'ians having
clearly vision about the frequently ask topic BLOOD CELL AND IT'S COMPOSITION. in various exams.
To be continued....!!!
Blood Components and Functions
Component
|
Function
|
Red Blood
Cells or
Erythrocytes
|
They carry the
protein hemoglobin, which transports oxygen from the lungs to the rest of the
body
|
White Blood
Cells or
Leukocytes
|
They
are primarily responsible for protecting the body from infection.
|
Platelets or
Thrombocytes
|
They
help the blood clotting process (or coagulation) by gathering at the site of
an injury.
|
Plasma
|
It is the
liquid component of blood and transports blood cells throughout the body
along with nutrients, waste products, antibodies, clotting proteins, chemical
messengers such as hormones, and proteins that help maintain the body's fluid
balance
|
Types of White Blood Vessels (Leukocytes)
Name
|
Function
|
Basophil
|
Normal white
blood cell which increase with bone marrow damage, parasitic infections, or
allergic reactions.
|
Eosinophil
|
A type of
white blood cell that controls mechanism associated with allergies and
defends the body from infection by parasites and bacteria.
|
Lymphocyte
|
Two types T lymphocytes which help regulate the
function of other immune cells and directly attacks infected cells and tumors
and B lymphocytes which make antibodies.
|
Monocyte
|
A
white blood cell that ingests bacteria and foreign particles.
|
Neutrophil
|
The
most common type of white blood cell, which helps the body fight infection.
|
Types of Blood Vessels and Functions
Blood Vessel
|
Function
|
Arteries
|
Artery
carry oxygenated blood under high pressure from the heart to other parts of
the body.
|
Veins
|
Veins
carry deoxygenated blood from the organs and tissues back to the heart.
|
Capillary
|
Capillaries
connect arteries and veins.
|
Main Blood Vessels and Functions
Type of Blood
Vessel
|
Name of Blood
Vessel
|
Function
|
Artery
|
Aorta
|
Largest and
principal artery which circulates oxygenated blood to all parts of the body through
its branches.
|
Coronary
Artery
|
A
branch of Aorta which supplies oxygenated blood to the heart tissues.
|
|
Pulmonary
Artery
|
Only artery
which carries deoxygenated blood. It carries blood from the heart to the
lungs for purification.
|
|
Vein
|
Superior Vena
Cava
|
This vein
returns deoxygenated
blood from the head, arms and thorax to the heart.
|
Inferior Vena
Cava
|
This vein
returns deoxygenated blood from the abdomen and legs to the heart.
|
|
Coronary
Vein
|
This
vein returns deoxygenated blood from the heart muscles to the heart.
|
|
Pulmonary
Veins
|
Four pulmonary
veins, two from each lung carry oxygenated blood from lungs to the heart.
|
To be continued....!!!
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