Anatomy Blood Review
When large numbers of RBC break down in the circulations, the urine can turn reddish or brown in a condition called______.
Hemoglobinuria
The process of blood clotting is an example of which function of blood?
Restricting fluid losses at injury sites
During their formation, RBCs
eject their nucleus and most of their organelles
Red blood cells results from the divisions of ______, which are multipotent stem cells.
hemocytoblasts
A person's blood type is determined by the
presence or absence of specific surface antigens on the plasma membrane
Erythropoietin is most likely released under which of the following conditions?
during anemia
The primary function of white blood cells is to
help defend the body against infectious organisms.
The inherited condition resulting from the inadequate production of clotting factors is termed
hemophilia
Fresh whole blood is usually collected through a procedure called
venipuncture
The average life span of a red blood cell is about
4 months
_____ is a condition in which the oxygen-carrying capacity of RBCs is reduced.
Anemia
Platelets are
Cytoplasmic fragments
Type AB blood contains
agglutinogen A and B
Agglutinins
are antibodies that will attack surface antigens on RBCs of a different blood type.
Which disease is characterized by defective hemoglobin that results from a mutation affecting the amino acid sequence of one pair of the globular proteins of the hemoglobin molecule resulting in stiff, markedly curved RBCs?
Sickle cell anemia
Agglutinogens of the various blood types are examples of
surface antigens
_____ are the most abundant cell population of the formed elements of blood.
Erthrocytes
As blood flows through peripheral tissues, what occurs regarding the hemoglobin molecules of RBCs?
Hemoglobin binds carbon dioxide and releases its bound oxygen.
The term ____ refers to the combination of plasma and the formed elements together.
Whole blood
Platelets
are a major component of the vascular clotting system
The function of hemoglobin is to
bind and transport oxygen and carbon dioxide
Which organ, a primary source of plasma proteins, synthesizes more than 90 percent of such proteins?
Liver
A hemoglobin molecule contains
four protein chains, four heme groups, and four iron ions.
The chief difference between plasma and serum involves the
presence/absence of clotting proteins
In adults, the stem cells responsible for the production of red and white blood cells originate primarily in the
red bone marrow
Playing a critical role in RBC formation, a woman's iron reserve is_____ percent of a typical man's iron reserve.
50