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9 questions
_______ function in the life-saving process of clotting blood.
Phagocytes
Leucocytes
Erythrocytes
Platelets
The cells in the blood that help fight pathogens and neutralise pathogenic toxins are
red blood cells
platelets
white blood cells
axons
A general term that describes the force that blood exerts against the walls of vessels is called _____________.
ventricular pressure
blood pressure
atriaoventricular pressure
pulse pressure
If you have an infection, which type of blood cell increases?
erythrocytes
leucocytes
thrombocytes
platelets
Which of the following protein has a very high affinity for oxygen?
protease
hemoglobin
antibodies
insulin
Lymphocytes
have large, lobed shaped nuclei. They produce antibodies to fight infections.
have large, rounded nuclei. They produce antibodies to fight infections.
have large, lobed shaped nuclei. They engulf pathogens that invade the body.
have large, lobed shaped nuclei. They engulf pathogens that invade the body.
The largest cell in this picture is a
red blood cell.
phagocyte.
lymphocyte.
cheek cell.
Hemoglobin released from destroyed red blood cells are brought to the __________ to be broken down?
stomach
small intestine
liver
bone marrow
Antibodies, fibrinogen, hormones and vitamins are circulated in the body by
red blood cells.
white blood cells.
platelets.
plasma.
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