a. Blood is something that everyone requires, and at times, due to _______ or _______ , we may need additional blood.
b. In the U.S., a blood transfusion is needed every _______ seconds.
c. Cancer patients often need new blood to maintain their health during _______ .
d. Nearly _______ million pints of blood are required annually in the U.S. from donors.
e. Blood is described as red, sticky, salty, and having a somewhat _______ taste.
f. Blood accounts for about _______ percent of your body weight.
g. Blood is classified as a type of _______ tissue, consisting of living cells suspended in a nonliving matrix.
h. One of the primary functions of blood is to transport and distribute _______ , nutrients, waste products, and hormones.
i. The process of donating blood typically takes around _______ minutes.
j. The centrifuge separates blood into three distinct layers: erythrocytes at the bottom, leukocytes in the middle, and _______ at the top.
k. Erythrocytes, which carry oxygen and carbon dioxide, make up about _______ percent of total blood volume.
l. Plasma consists of about _______ percent water, with the remaining portion containing various solutes.
m. Plasma proteins, such as albumin and globulins, are primarily produced by the _______ .
n. The process that prevents excessive blood loss is known as _______ .
o. Before donating blood, it is essential to know your blood type, which can be A, B, AB, or _______ .
p. Individuals with AB blood type are known as _______ because they can accept blood from _______ .
q. Type O blood is referred to as the _______ , as it can mix with other types without causing an immune response.
r. The presence of Rh antigens determines if a person is _______ positive or negative.
s. This discussion has covered the components of blood, including erythrocytes, leukocytes, platelets, and _______ .