12.1 & 12.2 LearnSmart

What materials are transported by lymphatic fluid

Cellular debris, infectious agents, and white blood cells

The _______ system is intrinsic to the functions of the immune system because it provides a passageway within and between tissues and organs

mononuclear phagocyte

The __________ consists of the sinus, lymph nodes, tonsils, spleen, and lymphoid tissue in the mucosa of the guy and respiratory system.

mononuclear phagocyte system

which describes the third line host defense

specific immunity

The ________ is a lymphoid organs located in the upper left portion of the abdominal cavity

spleen

The _________ filters blood but not lymph in order to remove worn out red blood cells and pathogens

spleen

_______ cells are pluripotent, undifferentiated cells of the bone marrow

stem

______ cells are white blood cells that give rise to plasma cells that secrete antibodies

B

which of the following host defenses are part of the third line of defense

B and T cells

A white blood cell that gives rise to plasma cells that's secretes antibodies is known as

B lymphocyte

A chemical substance produced by white blood cells and tissue cells and tissue cells that regulates development, inflammation, and immunity is called a _______.

Cytokine

Select the nonspecific host defenses

First line and Second line

The flow of lymph is

From the extremities to the heart

immune cell surface markers that many different kinds of microbes have in common are called _______ (use the abbreviation)

PAMPs pathogen-associated-molecular-pattern

Which is a function of white blood cells

Surveillance for pathogens

which is a function of white blood cells

Surveillance of pathogens

Generalized lymph node enlargement may indicate

Systematic illness

which of the following are considered got associated lymph node tissue

The appendix and Peyer's patches

what parts of the body do not have particularly high numbers of lymphatic vessels

The kidney, eardrums, and spleen

The white blood cell and body cells illustrated here do not react because

The white blood cell recognizes the other cells as self

immunology encompasses all of the features of the body's second and third line of defense, as well as______

allergy, cancer biology

all cells have a unique mix of macromolecules on their surfaces called _________

antigens

The _______ lymph nodes are located in the armpits

axillary

_______ are granulocytes similar to mast cells that function in inflammatory events

basophils

Hematopoiesis is the process by which all _______ cells are formed in bone marrow

blood

______ allow for a close association between the fluid compartment of the body and important part of effective immune responses

blood vessels

which type of immunity mainly involves the action of T cells

cell mediated

The _____ lymph nodes are located in the neck

cervical

_______ are involved in immunologic responses to helminth worm infections and inflammatory reactions

eosinophils

granulocytes are different from agranulocytes in that

granulocytes have dark staining ganules agranulocytes have a large nucleus

Where are inguinal lymph nodes located?

groin

host defenses can be divided into ______ (nonspecific) and ________ (specific) immunities

innate , acquired

All white blood cells are called ?

leukocytes

Red bone marrow is found in the Internal Matrix of______

long bones

_________ fluid is a plasma-like liquid that moves in and out of tissues, but does not contain red blood cells

lymph

which term refers to bean-shaped organs in clusters situated along lymphatic channels and large blood vessels

lymph nodes

The spleen, thymus, lymph nodes, and GALT are all components of the _______ system.

lymphatic

which term refers to a group of leukocytes that include B cells, NK cells, and T cells?

lymphocytes

Which type of cells normally trigger an immune response

non- self

The first and second lines of host defense are ________ protections

nonspecific

Both the first and second lines of defense represent _______ immunity, while the third line of defense represents _______ immunity

nonspecific, specific

surveillance for pathogens is not carried out by which of the following components of the blood

platelet cells and red blood cells -only white blood cells are involved in immune responses

The skin associated lymphoid tissue and mucosa-associated lymphoid tissue function to

protect against the influx of microbes protect against foreign materials in food

The _____ line of defense is an internal system of protective cells, fluids, and processes that includes inflammation and phagocytosis

second

White blood cells do not normally recognize or respond to cell/molecules that are classified as

self

cells that are recognized by the immune system as part of the host organism are called

self

The clear fluid from clotted blood is known as

serum

which are the main responsibilities of the immune system?

surveillance for foreign material distraction of pathogens Recognition of antigens

T lymphocytes mature in the

thymus

cells from the ______ develop specificity and are released into circulation as mature T cells

thymus

cells from the ________ developed specificity and are released into circulation as maturity

thymus

which are considered lymphoid organs

thymus, spleen, and lymph nodes

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

transporting oxygen and carbon dioxide to tissues throughout the body

_____ _____ is a liquid connective tissue consisting of erythrocytes, leukocytes, and platelets suspended in plasma.

whole blood