A&P2 LabQuiz

List the leukocytes in order from most abundant to the least abundant

(Never Let Monkeys Eat Bananas) -Neutrophils -Lymphocytes -Monocytes -Eosinophil -Basophils

which lymphocyte produces antibodies released into the blood?

B-lymphocyte

which blood cell has a figure 8 (bilobed) nucleus? stains red-orange with acid dyes? and plays a role in counterattacking parasitic worms?

Eosinophil-granulocyte

which is considered "good" cholesterol? what does it do?

HDL-degraded by the liver and then eliminated from the body

which is considered "bad" cholesterol? what does is do?

LDL- when levels are excessive, they travel to the body's tissues where the cholesterol is deposited in the blood vessel walls

which lymphocyte plays a regulatory role and destroys grafts, tumors, and virus-infected cells?

T-lymphocyte

How is blood classified?

a type of connective tissue b/c it consists of nonliving fluid matrix(plasma) in which living cells (formed elements) are suspended.

circle the correct underlined term. Blood typing is based on the presence of proteins known as __antigens/__antibodies on the outer surface of the red blood cell plasma membrane

antigens

Which leukocyte is the least abundant and has a U-or S-shape nucleus? granules are stained deep purple by the basic dyes

basophil-granulocyte

____ are the leukocytes responsible for releasing histamine and other mediators of inflammation.

basophils

Circle the correct underlined term. Mature__erythrocytes/__leukocytes_ are the most numerous blood cells and do not have a nucleus.

erythrocytes-sacs of hemoglobin molecuels that transport the bulk of the oxygen carried in blood

T/F? There are no special precautions that I need to observe when performing todays lab

false

what are the 2 major groups of leukocytes?

granulocytes and agranulocytes

circle the correct underlined term. When determining the __hematocrit/__hemoglobin, you will centrifuge whole blood in order to allow the formed elements to sink to the bottom of the sample.

hematocrit

what routine is determined if anemia is suspected?

hematocrit

nucleated cells; blood cells formed in the bone marrow from same stem cells as RBC's

leukocytes

which leukocyte is the smallest? nucleus is spherical or slightly indented, and account for most of the cell mass? Stains dark/blue purple

lymphocyte

circle the correct underlined term. The normal hematocrit value for __females/__males is generally higher than that of the opposite sex.

males

the least numerous but largest of all agranulocytes is the

monocyte-agranulocyte

what is the most abundant of white blood cells? Contains nucleus of 3-6 lobes; take up both the acidic (red) and basic (blue) dyes

neutrophil-granulocyte

Three types of formed elements found in blood include erythrocytes, leukocytes, and ____?

platelets

___ are essential for blood clotting

platelets (function in hemostasis) or thrombocytes

T/F? if an individual is transfused with the wrong blood type, the recipients antibodies react with the donors antigens, eventually clumping and hemolying the donated RBC's

true