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Questions and Answers
Plasma makes up 55% of blood composition.
Plasma makes up 55% of blood composition.
True (A)
Red blood cells contain a nucleus and mitochondria when they are mature.
Red blood cells contain a nucleus and mitochondria when they are mature.
False (B)
White blood cells defend the body from attack.
White blood cells defend the body from attack.
True (A)
Albumen is a type of plasma protein that maintains the osmotic balance within the organism.
Albumen is a type of plasma protein that maintains the osmotic balance within the organism.
Red blood cells are produced in the yellow bone marrow.
Red blood cells are produced in the yellow bone marrow.
Dissolved salts in plasma are essential for the proper functioning of cells.
Dissolved salts in plasma are essential for the proper functioning of cells.
Monocytes account for about 7% of all white blood cells.
Monocytes account for about 7% of all white blood cells.
Monocytes have a large spherical nucleus.
Monocytes have a large spherical nucleus.
Lymphocytes are stored in the circulatory system.
Lymphocytes are stored in the circulatory system.
Platelets are responsible for the production of fibrin in blood clotting.
Platelets are responsible for the production of fibrin in blood clotting.
Blood group AB has both A and B antigens.
Blood group AB has both A and B antigens.
The Rhesus protein was first discovered in humans.
The Rhesus protein was first discovered in humans.
Rhesus negative mothers are at risk of complications in subsequent pregnancies with Rhesus positive babies.
Rhesus negative mothers are at risk of complications in subsequent pregnancies with Rhesus positive babies.
The Rhesus antibodies given to the mother after the first Rhesus positive baby prevent the build-up of anti-Rhesus antibodies in her blood.
The Rhesus antibodies given to the mother after the first Rhesus positive baby prevent the build-up of anti-Rhesus antibodies in her blood.
Exercise does not have any effect on pulse rate.
Exercise does not have any effect on pulse rate.
