Lab 1: Hemostasis

Question 1

F of an ERYTHROCYTE

Answer 1

F - Transports O2 and CO2

Question 2

What is another name for an ERYTHROCYTE?

Answer 2

A RED BLOOD CELL (RBC)

Question 3

F of a NEUTROPHIL

Answer 3

F - Phagocytic (engulfs bacteria, fungi)

Question 4

F of a LYMPHOCYTE

Answer 4

F - Produces a specific immune response by direct cell attack or via antibiotics

Question 5

F of a MONOCYTE

Answer 5

F - Develops into a phagocytic macrophage; triggers specific defenses by presenting antigen to T-cells

Question 6

F of an EOSINOPHIL

Answer 6

F - Releases enzymes to destroy parasites; dec. allergic response by engulfing anti-body labelled materials

Question 7

F of a BASOPHIL

Answer 7

F - Releases histamine to trigger inflammatory response; involved in allergic response

Question 8

F of THROMBOCYTES

Answer 8

F - Forms plug to seal small tears in blood vessels; releases chemicals that stim. blood clotting

Question 9

What is another name for THROMBOCYTES?

Answer 9

PLATELETS

Question 10

What is the S of a RBC and why is it beneficial for the cell to be shaped that way?

Answer 10

S - Bioconcave

This is beneficial because the bioconcave shape makes the SA of the RBC larger and able to carry more O2

Question 11

Which WBCs are classified as GRANULOCYTES?

Answer 11

NEUTROPHILS, EOSINOPHILS, and BASOPHILS

Question 12

Which WBCs are classified as AGRANULOCYTES?

Answer 12

MONOCYTES and LYMPHOCYTES

Question 13

What are some of the major components of PLASMA?

Answer 13

Water, proteins, electrolytes, nutrients, gases, waste products

Question 14

What are 3 primary classes of PLASMA proteins?

Answer 14

ALBUMIN, GLOBINS, FIBRINOGEN

Question 15

Where are the 3 primary classes of PLASMA proteins produced?

Answer 15

In the LIVER

Question 16

Normal range for NEUTROPHILS?

Answer 16

50 - 70%

Question 17

Normal range for LYMPHOCYTES?

Answer 17

20 - 30%

Question 18

Normal range for MONOCYTES?

Answer 18

2 - 8%

Question 19

Normal range for EOSINOPHILS?

Answer 19

2 - 4%

Question 20

Normal range for BASOPHILS?

Answer 20

0.5 - 1%

Question 21

In what situation would there be an INC. of NEUTROPHILS in a WBC count? DEC.?

Answer 21

INC. - Acute bacterial infections, myelocytic leukemia, rheumatoid arthritis, and stress
DEC. - Aplastic and pernicious ANEMIA, viral infections, radiation treatments, some meds.

Question 22

In what situation would there be an INC. of LYMPHOCYTES in a WBC count? DEC.?

Answer 22

INC. - lymphocytic leukemia, infectious mononucleosis, viral infections
DEC. - Radiation therapy, AIDs, corticosteroid therapy

Question 23

In what situation would there be an INC. of MONOCYTES in a WBC count? DEC.?

Answer 23

INC. - Chronic inflammation, viral infections, Tb

DEC. - Aplastic ANEMIA, corticosteroid therapy

Question 24

In what situation would there be an INC. of EOSINOPHILS in a WBC count? DEC.?

Answer 24

INC. - Allergies, parasitic infections, some auto-immune disorders
DEC. - Steroid therapy

Question 25

In what situation would there be an INC. of BASOPHILS in a WBC count? DEC.?

Answer 25

INC. - Inflammatory response and during healing | DEC. - Hypersensitivity reactions

Question 26

T or F: | A bacterial infection would result in an inc. of NEUTROPHILS

Answer 26

T

Question 27

T or F: | A parasitic infection would result in an inc. of LYMPHOCYTES

Answer 27

F, EOSINOPHILS

Question 28

T or F: | Infectious mononucleosis would result in an inc. of MONOCYTES

Answer 28

F, LYMPHOCYTES

Question 29

T or F: | an allergic reaction would result in an inc. of BASOPHILS

Answer 29

T

Question 30

T or F: | A tissue injury would result in an inc. of MONOCYTES

Answer 30

T

Question 31

T or F: | A viral infection would result in an inc. of NEUTROPHILS

Answer 31

F, LYMPHOCYTES

Question 32

Why is a differential count more useful than a total WBC count?

Answer 32

Because you cansee more specifically which WBCs are elevated and possibly learn why according to what is found.

Question 33

Define leukemia as it relates to LEUKOCYTES

Answer 33

Cancer found in blood forming tissues

Question 34

Define leukocytosis as it relates to LEUKOCYTES

Answer 34

Inc. WBC count

Question 35

Define leukopenia as it relates to LEUKOCYTES

Answer 35

Dec. WBC count

Question 36

Define leukopoiesis as it relates to LEUKOCYTES

Answer 36

Formation of WBCs

Question 37

Define microcyte as it relates to red cell indices

Answer 37

An unusually small RBC

Question 38

Define macrocyte as it relates to red cell indices

Answer 38

An unusually large RBC

Question 39

Define hyperchromic as it relates to red cell indices

Answer 39

Anemia with inc. HEMOGLOBIN in individual RBCs and a reduced number of RBCs

Question 40

Define hypochromic as it relates to red cell indices

Answer 40

Any type of ANEMIA in which the dec. HEMOGLOBIN RBCs are paler than normal