19-21

Front 1

Which of the following is not an autoimmune disease

Back 1

Type 2 diabetes

Front 2

Small molecules that bind with self proteins to produce antigenic substances are called

Back 2

Haptens

Front 3

Which of the following is not a function of the lymphatic system

Back 3

Transporting respiratory gases

Front 4

Blood flow to the skin ___

Back 4

Increases when environmental temperature rises

Front 5

Which of the following is the correct sequence of events in phagocytosis

Back 5

Chemotaxis, adherence, ingestion, digestion, killing

Front 6

Helper T cells ___

Back 6

Function in the adaptive immune system activation

Front 7

Immunocompetence ____

Back 7

Is the ability of individual cells to recognize a specific antigen by binding to it

Front 8

Which of the following is not a function of the inflammatory response

Back 8

Replaces injured tissues with connective tissues

Front 9

Which of the following is not a role of activated complement

Back 9

Prevention of immediate hypersensitivity reactions

Front 10

Which of the following statements is a false or incorrect statement

Back 10

After becoming immunocompetent the naive T cells and B cells are exported to the bone marrow where the encounters with antigens occur

Front 11

The antibody molecule is held together by ____ bond

Back 11

Disulfide

Front 12

A sentinel node is ____

Back 12

The first node to receive lymph from an area suspected to be cancerous

Front 13

The tonsils located at the base of the tongue are the

Back 13

Lingual tonsils

Front 14

Which of the following choices does not explain why low capillary pressures are desirable

Back 14

Low blood pressure is associated with longer lifespan than higher blood pressure

Front 15

Which of the following is not a function of lymph nodes

Back 15

Produced lymph fluid and cerebral spinal fluid

Front 16

The influence of blood vessels diameter on peripheral resistance

Back 16

Significant because resistance is inversely proportional to the fourth power of the vessel radium

Front 17

The pulse pressure is

Back 17

Systolic pressure minus diastolic pressure

Front 18

Which of the following statements regarding the thymus is not true

Back 18

It has follicles similar to the spleen

Front 19

Peripheral resistance ____

Back 19

Increases as blood viscosity increases

Front 20

When the lymphatic structures of a limb are blocked due to tumors the result is

Back 20

severe localized edema distal to the blockage of the limb

Front 21

B lymphocytes develop immunocompetence in the

Back 21

Bone marrow

Front 22

Which of the choices below does not involve tissue perfusion

Back 22

Blood clotting

Front 23

Histologically the ____ is a squamous epithelium supported by a sparse connective tissue layer

Back 23

Tunica intima

Front 24

The form of circulatory shock known as hypovolemic shock is

Back 24

Shock that results from large scale loss a blood volume or after severe vomiting or diarrhea

Front 25

Functions of the spleen include all of those below except

Back 25

Forming crypts that trap bacteria

Front 26

Which of the following is a part of the second line of defense against a microorganism

Back 26

Phagocytes

Front 27

Cancer cells and virus infected bodies cells can be killed before activation of adaptive immunity by

Back 27

Natural killer cells

Front 28

fever _____

Back 28

Production is regulated by chemicals that reset the body's thermostat to a higher setting

Front 29

Which of the following statements regarding NK cells is a false or incorrect statement

Back 29

NK cells are a type of neutrophil

Front 30

Which of the following does NOT contain a mucosa associated lymphatic tissue

Back 30

Thymus

Front 31

Which lymphatic structure drains from the right upper limb and the right side of the head and thorax

Back 31

Right lymphatic duct

Front 32

Which of the following would not be classified as a lymphatic structure

Back 32

Pancreas

Front 33

Peyer's patches are found in the ____

Back 33

Ileum of the small intestine

Front 34

Select the correct statement about antigens

Back 34

One antigen may have many different antigenic determinants and may therefore cause the formation of more than one antibody

Front 35

In clonal selection of B cells which substance is responsible for determining which cells will eventually become cloned

Back 35

Antigen

Front 36

Which of the following cells is the most critical cell in immunity

Back 36

helper T cell

Front 37

Which of the following is NOT one of three main factors influencing blood pressure

Back 37

Emotional state

Front 38

Antibodies that act against a particular foreign substance are released by

Back 38

Plasma cells

Front 39

Which of the following statements regarding the hepatic portal system is false

Back 39

It branches off the inferior vena cava

Front 40

Select the correct statement about immunodeficiency

Back 40

The causative agent in AIDS is a virus that recognizes cd4 proteins

Front 41

Which of the following is associated with passive immunity

Back 41

Passage of IgG antibodies from a pregnant mother to her fetus

Front 42

Large clusters of lymph nodes occur at all of the following locations except

Back 42

Lower extremities

Front 43

The term ductus venosus refers to

Back 43

A special fetal vessel that allows umbilical blood to bypass the liver

Front 44

Permitting the exchange of nutrients and gases between the blood and tissue cells is the primary function of

Back 44

Capillaries

Front 45

Cytotoxic T cells

Back 45

Are the only T cells that can directly attack and kill other cells

Front 46

Select the correct statement about the function of antibodies

Back 46

Complement fixation is the main mechanism by which antibodies provide protection

Front 47

Which of the following is true of immediate hypersensitivity

Back 47

They involve IgE antibodies and the release of histamine from most cells and basophils

Front 48

The lymphatic capillaries are

Back 48

More permeable than blood capillaries

Front 49

Select the correct statement about lymphoid tissue

Back 49

Lymphoid tissues is predominantly reticular connective tissue

Front 50

Which cells become immunocompetent due to thymic hormones

Back 50

Lymphocytes

Front 51

Activated T cells and macrophages release ____ to mobilize immune cells and attract other leukocytes into the area

Back 51

Cytokines

Front 52

Natural killer cells

Back 52

Can kill cancer cells before the immune system is activated

Front 53

Select the correct statement about lymphocytes

Back 53

B cells produce plasma cells which secrete antibodies in the blood

Front 54

Complement proteins and antibodies coat a microorganism and provide binding sites enabling macrophages and neutrophils to phagocytize the organism this phenomenon is termed organism

Back 54

Opsonization

Front 55

Which of the choices below explain why the arterioles are known as resistance vessels

Back 55

the contraction and relaxation of the smooth muscle in their walls can change the diameter