Question
In terms of its tissue classification, blood is classified as a
(1) _ because it has living blood cells, called_ (2)
SUS-
pended in a nonliving fluid matrix called (3)
The "fibers"
of blood only become visible during (4)
If a blood sample is centrifuged, the heavier blood cells
become packed at the bottom of the tube. Most of this com-
pacted cell mass is composed of_(5), and the volume of
blood accounted for by these cells is referred to as the
(6)
The less dense (7) rises to the top and constitutes about
45% of the blood volume. The so-called "buffy coat," com-
posed of_(8) and (9) _ is found at the junction between
the other two blood elements. The buffy coat accounts for
less than _(10)_% of blood volume.
Blood is scarlet red in color when it is loaded with (11);
otherwise, it tends to be dark red.
Answer
1. Connective tissue
2. formed elements
3. plasma
4. clotting
5. erythrocytes (red blood cells)
6. hematocrit
7. plasma
8. leukocytes (white blood cells)
9. platelets
10. 1%
11. oxygen