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Blood

Total questions: 26

Worksheet time: 13mins

Name
Class
Date
1.

Formed elements of blood are:

a)

erythrocytes

b)

leukocytes

c)

thrombocytes

d)

all of these

2.

Blood is a connective tissue.

a)

true

b)

false

3.

The extracellular matrix of blood is:

a)

platlets

b)

red blood cells

c)

plasma

d)

none of these

4.

Primary function of blood is to deliver _______&_______ to and remove wastes from body cells

a)

oxygen & nutrients

b)

carbon & nitrogen

5.

____________are involved with the immune system

a)

fibrinogen

b)

globulins

c)

albumin

d)

extracellular matrix

6.

____________ is involved with blood clotting

a)

globulins

b)

fibrinogen

c)

albumin

d)

all of these

7.

Production of blood cells:

a)

erythropoietin

b)

hematopoiesis

c)

thrombopoietin

d)

reticulocyte

8.

Connective tissue within the spaces of cancellous bone

a)

red bone marrow

b)

yellow bone marrow

9.

All of the formed elements of blood arise from _______ cells of the red bone marrow.

a)

white

b)

red

c)

stem

d)

mature

10.

This glycoprotein hormone stimulates the production of red blood cells

a)

globulin

b)

erythropoietin

c)

albumin

d)

fibrinogen

11.

A diagnostic test of a sample of red bone marrow

a)

bone marrow biopsy

b)

CBC

c)

platelet test

d)

enzyme test

12.

Most common formed element in blood

a)

white blood cells

b)

red blood cells

13.

Primary function of erythrocytes:

a)

Pick up inhaled oxygen from the lungs and transport it to the body’s tissues

b)

Pick up some carbon dioxide waste at the tissues and transport it to the lungs for exhalation

c)

Both of these

14.

Structure of erythrocytes are for:

a)

More space to carry hemoglobin

& more surface area for gas exchange

b)

More space to carry platletes

& more surface area for gas exchange

c)

More space to carry albumin

& more surface area for gas exchange

15.

Erythrocytes are shaped like

a)

doughnut

b)

ring

c)

disk

d)

ball

16.

Hemoglobin is a _______.

a)

enzyme

b)

fragment

c)

protein

17.

Hemoglobin is made up of:

a)

iron

b)

globin

c)

heme

d)

all of these

18.

_________is the most important component of red blood cells.

a)

hemoglobin

b)

enzymes

c)

ions

19.

Each hemoglobin can transport ____oxygen

a)

1

b)

2

c)

3

d)

4

20.

This test measures the percentage of erythrocytes in a blood sample

a)

CBC

b)

hematocrit

21.

Volume of erythrocytes after centrifugation is called:

a)

buffy coat

b)

packed cell volume

22.

Leukocytes and platelets in a centrifuged sample is called:

a)

buffy coat

b)

PCV

23.

In a centrifuged sample of blood usually about 45% of a sample is ________.

a)

platelets

b)

leukocytes

c)

erythrocytes

24.

What would you use to check your oxygen levels?

a)

pulse oximeter

b)

blood meter

c)

blood pressure cuff

25.

Normal pulse oximeter readings range between _____%

a)

60-80

b)

80-90

c)

95-100

26.

Red blood cell lifespan is approximately _______days.

a)

50

b)

75

c)

120

d)

150