Which of the following is a regulatory function of blood?

Question 1 options:

A) 

delivery of oxygen to body cells

B) 

transport of metabolic wastes from cells

C) 

prevention of blood loss

D) 

maintenance of normal pH in body tissues

Question 2

Red blood cells originate in the

Question 2 options:

A) 

liver

B) 

spleen

C) 

kidneys

D) 

thymus gland

E) 

bone marrow

Question 3

Hemoglobin contains which element?

Question 3 options:

A) 

iron

B) 

chlorine

C) 

sodium

D) 

copper

E) 

magnesium

Question 4

Blood rich in oxygen is what color?

Question 4 options:

A) 

yellow

B) 

bright red

C) 

pink

D) 

blue

E) 

purple

Question 5

In the hematocrit, the formed elements make up about ________ percent of the blood volume.

Question 5 options:

A) 

10

B) 

25

C) 

45

D) 

65

E) 

85

Question 6

Most of the hematocrit is largely determined by the number of

Question 6 options:

A) 

erythrocytes

B) 

leukocytes

C) 

platelets

D) 

thrombocytes

E) 

white blood cells

SaveQuestion 7

 (1 point)

What is the average normal pH range of blood?

Question 7 options:

A) 

8.35 – 8.45

B) 

7.75 – 7.85

C) 

7.35 – 7.45

D) 

4.65 – 4.75

E) 

7.00 – 7.50

SaveQuestion 8

 (1 point)

Which cell is NOT the same type as the others?

Question 8 options:

A) 

eosinophils

B) 

neutrophils

C) 

lymphocytes

D) 

erythrocytes

E) 

monocytes

SaveQuestion 9

 (1 point)

If you are blood type A,

Question 9 options:

A) 

you carry markers for type B blood.

B) 

you carry antibodies for type B blood.

C) 

you can donate blood to a person with type O blood.

D) 

you can receive blood from a person with type AB blood.

E) 

none of these

SaveQuestion 10

 (1 point)

Type A blood will NOT agglutinate when mixed with

Question 10 options:

A) 

type B blood.

B) 

type A blood.

C) 

type AB blood.

D) 

type O blood.

E) 

both A and AB, but will clump with types B and O.

SaveQuestion 11

 (1 point)

An individual who is blood type AB negative can ________.

Question 11 options:

A) 

receive any blood type in moderate amounts except that with the Rh antigen

B) 

donate to all blood types in moderate amounts

C) 

receive types A, B, and AB, but not type O

D) 

donate to types A, B, and AB, but not to type O

E) 

none of these

SaveQuestion 12

 (1 point)

Albumins and globulins are types of plasma

Question 12 options:

A) 

carbohydrates

B) 

ions

C) 

lipids

D) 

proteins

E) 

solvents

SaveQuestion 13

 (1 point)

The most abundant white blood cell is the

Question 13 options:

A) 

basophil

B) 

eosinophil

C) 

lymphocyte

D) 

monocyte

E) 

neutrophil

SaveQuestion 14

 (1 point)

B and T are kinds of

Question 14 options:

A) 

basophils

B) 

eosinophils

C) 

lymphocytes

D) 

monocytes

E) 

neutrophils

SaveQuestion 15

 (1 point)

 Which of the following might trigger erythropoiesis?

Question 15 options:

A) 

hypoxia of EPO-producing cells

B) 

decreased tissue demand for oxygen

C) 

an increased number of RBCs

D) 

moving to a lower altitude

E) 

none of these

SaveQuestion 16

 (1 point)

Platelets ________.

Question 16 options:

A) 

stick to the damaged area of a blood vessel and help seal the break

B) 

have a life span of about 120 days

C) 

are the precursors of leukocytes

D) 

have multiple nuclei

E) 

have organelles

SaveQuestion 17

 (1 point)

Which sequence is correct for the following events?

Question 17 options:

A) 

1, 2, 3, 4

B) 

4, 3, 1, 2

C) 

3, 2, 1, 4

D) 

3, 4, 1, 2

E) 

none of these

SaveQuestion 18

 (1 point)

Blood clotting is initiated by 

Question 18 options:

A) 

tissue damage

B) 

damage to blood vessels

C) 

fibrinogen in the blood

D) 

leukocytes

E) 

plasmin

SaveQuestion 19

 (1 point)

Which protein traps RBCs to form a clot? 

Question 19 options:

A) 

fibrin

B) 

fibrinogen

C) 

hemoglobin

D) 

prothrombin

E) 

thrombin

SaveQuestion 20

 (1 point)

Carbon monoxide is toxic because

Question 20 options:

A) 

it kills red blood cells.

B) 

it destroys white blood cells.

C) 

it binds to hemoglobin.

D) 

it removes ABO blood groups.

E) 

it causes clotting.

SaveQuestion 21

 (1 point)

 In the Rh disease

Question 21 options:

A) 

the mother must be positive and her first and second children positive. 

B) 

the mother must be negative and her first and second children positive. 

C) 

the mother must be negative and her first and second children negative. 

D) 

the mother must be positive and her first and second children negative.

E) 

the mother and the father must both be negative and the child positive. 

SaveQuestion 22

 (1 point)

All of the following can be expected with polycythemia except ________.

Question 22 options:

A) 

high hematocrit

B) 

low blood viscosity

C) 

increased blood volume

D) 

high blood pressure

E) 

none of the above

SaveQuestion 23

 (1 point)

A lack of intrinsic factor, leading to a deficiency of vitamin B12 and large pale cells called macrocytes, is characteristic of ________.

Question 23 options:

A) 

aplastic anemia

B) 

polycythemia

C) 

pernicious anemia

D) 

sickle-cell anemia

E) 

Thalassemia

SaveQuestion 24

 (1 point)

Thromboembolic disorders ________.

Question 24 options:

A) 

result in uncontrolled bleeding

B) 

include thrombus formation, a clot in a broken blood vessel

C) 

are caused by vitamin K deficiency

D) 

include embolus formation, a clot moving within the circulatory system

E) 

increase infections

SaveQuestion 25

 (1 point)

Sickling of red blood cells can be produced in those with sickle-cell anemia by ________.

Question 25 options:

A) 

travel at high altitude

B) 

vigorous exercise

C) 

malaria and travel at high altitude

D) 

travel at high altitude and vigorous exercise

E) 

none of these

SaveQuestion 26

 (1 point)

When can erythroblastosis fetalis not possibly happen in the child of an Rh negative mother?

Question 26 options:

A) 

if the child is type O positive

B) 

if the child is AB

C) 

if the child is Rh+

D) 

if the father is Rh+ 

E) 

if the father is Rh-

SaveQuestion 27

 (1 point)

Hemophilia is a defect in

Question 27 options:

A) 

the immune system.

B) 

blood clotting.

C) 

oxygen transport.

D) 

the inflammation response.

E) 

blood cell production.

SaveQuestion 28

 (1 point)

The albumins specifically fight infection in the body. 

Question 28 options:

True

False

SaveQuestion 29

 (1 point)

The white blood cells make up slightly less than one percent of the blood volume. 

Question 29 options:

True

False

SaveQuestion 30

 (1 point)

In the lungs, oxygen diffuses into the blood.

Question 30 options:

True

False

SaveQuestion 31

 (1 point)

The recycling of iron from RBCs is very efficient. 

Question 31 options:

True

False

SaveQuestion 32

 (1 point)

Hemotocrits generally tend to be higher for people living at higher altitudes. 

Question 32 options:

True

False

Save