Ch 20 Mastering Quiz - MCQGeeks.com

Likely near the site of infection

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True statements regarding lymph nodes?
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Where would you expect buboes to develop?
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What causes the increased size of an activated cervical lymph node during infection?
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The prefix ____ means resembling a tree.

chyl-

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The prefix _____ means lymph, lymphatic tissue, or lymphocytes.
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There is a decrease in our ability to fight infection as we age. Which lymphoid organ may have a role in this decline?
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The prefix ____ means resembling a tree.
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The prefix ____ means juice.

forms lymphocytes

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The spleen removes
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Where do B lymphocytes mature?
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Bone marrow
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Thymus is site of

CapsuleAbsence of a capsule allows fluids from the throat and mouth to enter crypts and get close to lymphatic tissue. The crypts allow better immune function, but they are prone to infection.

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Which of these lymphoid organs destroys bacteria before it can breach the intestinal wall and generates "memory" lymphocytes for long-term memory?
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Tonsillar crypts are invaginations deep into the interior of the tonsil. What structure(s), found in most other lymphoid organs, is/are missing from the tonsil that allows for the presence of these crypts?
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Which of these lymphoid organs is organized with trabeculae and compartments containing white pulp and red pulp?
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Which lymphoid organ extracts aged and defective blood cells and platelets from the blood in addition to storing some of the breakdown products for later reuse?

Lymph is channeled toward the hilum.Trabeculae compartmentalize the node.Nodes can have several efferent and afferent vessels.

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What is the name of the enlarged sac to which the lumbar trunks and the intestinal trunk return lymph?
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Where are Peyer's patches located?
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True statements regarding lymph nodes?
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Where in the body are lymph nodes located?

reticular fibersMacrophages reside on reticular fibers that span sinuses in order to trap and destroy foreign material in the lymph.

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Which of the following lymphoid cells trap antigens and transport them to lymph nodes?
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What is typically found within the sinuses of a lymph node?
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Which part of the spleen is its primary site of immune function?
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What is the function of the endothelial minivalves in lymph capillaries?

deep in the cortex

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Where in the lymph node do the T cells first encounter antigens presented by dendritic cells?
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Which of the following areas in a secondary lymphoid organ allows intimate contact between blood and the lymphocytes?
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Which of the following organs or locations do(es) not contain MALT (mucosa-associated lymphoid tissue)?
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Which of the following lymphoid cells trap antigens and transport them to lymph nodes?

SpleenThe spleen harbors macrophages that ingest and recycle materials from erythrocytes that have aged or become damaged.

0%
Which lymphoid organ extracts aged and defective blood cells and platelets from the blood in addition to storing some of the breakdown products for later reuse?
0%
Which of the following promotes closure of the minivalves associated with lymph capillaries?
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Collections of lymphoid tissues, called MALT, are strategically placed throughout the respiratory, digestive, and genitourinary systems. Which one of these is located at the end of the small intestine?
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Which of the following lymphoid cells trap antigens and transport them to lymph nodes?

destruction of worn-out red blood cells and bloodborne pathogensRed pulp in the spleen contains large numbers of macrophages that engulf and destroy worn-out red blood cells for recycling, or any other foreign material in the blood

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What is the function of the endothelial minivalves in lymph capillaries?
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What is the purpose of red pulp?
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What is the name of the enlarged sac to which the lumbar trunks and the intestinal trunk return lymph?
0%
Where are Peyer's patches located?

old RBCs

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The prefix ____ means juice.
0%
The prefix ____ means resembling a tree.
0%
The prefix ____ means middle.
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The spleen removes

Pharyngeal tonsilThe pharyngeal tonsil is located in the posterior wall of the nasopharynx and is referred to as the adenoids if it is enlarged.

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Which of the following vessels delivers lymph into the junction of the internal jugular vein and the subclavian vein?
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Which tonsil is located in the posterior wall of the nasopharynx and is referred to as the adenoids if it is enlarged?
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Which lymphoid organ(s) serve(s) in removing aged and defective blood cells and platelets from the blood?
0%
Which of the following lymphoid cells trap antigens and transport them to lymph nodes?

spleentonsil`lymph node

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Where do B lymphocytes mature?
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What is the purpose of red pulp?
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Name 3 secondary lymph organs?
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Where would you expect buboes to develop?

dendr-

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What region of the lymph node contains follicles filled with dividing B cells?
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The prefix ____ means resembling a tree.
0%
The prefix _____ means lymph, lymphatic tissue, or lymphocytes.
0%
The spleen removes

the passage from the pharynx to the middle earThe tubal tonsils surround the passages (auditory tubes) from the pharynx to the middle ear. They are used to equalize pressure behind the tympanic membrane.

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What is the function of the endothelial minivalves in lymph capillaries?
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Where are the three large clusters of superficial lymph nodes?
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What anatomical area(s) is/are protected by the tubal tonsils?
0%
What is typically found within the sinuses of a lymph node?

lymph-

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Which of the following organs or locations do(es) not contain MALT (mucosa-associated lymphoid tissue)?
0%
The prefix _____ means lymph, lymphatic tissue, or lymphocytes.
0%
Where in the body are lymph nodes located?
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T lymphocytes are named T cells because they mature in the ______ This is also where they become immunocompetent.

cortex

0%
Which of the following areas in a secondary lymphoid organ allows intimate contact between blood and the lymphocytes?
0%
What is the name of the enlarged sac to which the lumbar trunks and the intestinal trunk return lymph?
0%
There is a decrease in our ability to fight infection as we age. Which lymphoid organ may have a role in this decline?
0%
Where in the lymph node is a dendritic cell most likely associated with and activating a T lymphocyte?

increasing pressure inside the lymph capillaryMinivalves will allow fluid in when external pressure exceeds internal pressure but will prevent fluid loss when the pressures are reversed.

0%
Which of the following promotes closure of the minivalves associated with lymph capillaries?
0%
Which of the following areas in a secondary lymphoid organ allows intimate contact between blood and the lymphocytes?
0%
Which of the following organs or locations do(es) not contain MALT (mucosa-associated lymphoid tissue)?
0%
Lymph from the right leg ultimately is delivered to which duct in the thoracic region?

lymph nodes

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Which of the following lymphoid cells trap antigens and transport them to lymph nodes?
0%
Which of the following vessels delivers lymph into the junction of the internal jugular vein and the subclavian vein?
0%
Which of the following distinguishes lymphatic vessels from veins?
0%
Which of the following organs or locations do(es) not contain MALT (mucosa-associated lymphoid tissue)?

Bursa of Fabricus (a lymphoid organ of birds, where they were first discovered)

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The B lymphocytes are named B cells because they mature in the _______
0%
Which lymphoid organ(s) serve(s) in removing aged and defective blood cells and platelets from the blood?
0%
What is typically found within the sinuses of a lymph node?
0%
Which lymphoid organ(s) serve(s) as the site where T lymphocytes become immunocompetent T cells?

Dendritic cellsDendritic cells assist in the immune response by capturing antigens and delivering them to T cells in the lymph nodes.

0%
Which of these lymphoid organs is organized with trabeculae and compartments containing white pulp and red pulp?
0%
Which of the following lymphoid cells trap antigens and transport them to lymph nodes?
0%
Which of the following vessels delivers lymph into the junction of the internal jugular vein and the subclavian vein?
0%
Which of the following promotes closure of the minivalves associated with lymph capillaries?

Celiac trunkThe splenic artery branches from the celiac truck.

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What is typically found within the sinuses of a lymph node?
0%
What vessel serves as the source of the spleen's blood supply from the aorta?
0%
Which lymphoid organ(s) serve(s) as the site where T lymphocytes become immunocompetent T cells?
0%
What is the name of the enlarged sac to which the lumbar trunks and the intestinal trunk return lymph?

lymphocyte division

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What vessel serves as the source of the spleen's blood supply from the aorta?
0%
Where in the lymph node do the T cells first encounter antigens presented by dendritic cells?
0%
What region of the lymph node contains follicles filled with dividing B cells?
0%
What causes the increased size of an activated cervical lymph node during infection?

It would increase lymph volume.

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Hypoalbuminemia is a medical condition in which blood plasma levels of albumin are abnormally low. One cause of this disorder is the increased movement of plasma albumin into the interstitial space through leaky blood capillaries. How would this condition affect the volume of lymph that is produced?
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Where would you expect buboes to develop?
0%
lymph node function?
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Tonsillar crypts are invaginations deep into the interior of the tonsil. What structure(s), found in most other lymphoid organs, is/are missing from the tonsil that allows for the presence of these crypts?

distal portion of the small intestinePeyer's patches are large clusters of lymphoid follicles and are located in the wall of the distal portion of the small intestine (the submucosa of the ileum).

0%
Where would you expect buboes to develop?
0%
Where are the three large clusters of superficial lymph nodes?
0%
Where are Peyer's patches located?
0%
Which part of the spleen is its primary site of immune function?

red bone marrow

0%
Where in the body are lymph nodes located?
0%
The spleen removes
0%
Where do B lymphocytes mature?
0%
Thymus is site of

The lymphatic system returns leaked fluid and plasma proteins that escape from the bloodstream to the blood.Hydrostatic and osmotic pressures in capillary beds combine in such a way that some fluid is lost by capillaries that cannot be regained by them. These fluids return to venous circulation through the lymphatic system.

0%
What is the name of the enlarged sac to which the lumbar trunks and the intestinal trunk return lymph?
0%
What anatomical area(s) is/are protected by the tubal tonsils?
0%
What is the main function of the lymphatic system?
0%
Where are the three large clusters of superficial lymph nodes?

SpleenThe spleen provides a site for lymphocyte proliferation, immune surveillance, and extracting aged and defective blood cells.

0%
Which lymphoid organ(s) serve(s) in removing aged and defective blood cells and platelets from the blood?
0%
Which lymphoid organ(s) serve(s) as the site where T lymphocytes become immunocompetent T cells?
0%
Which lymphoid organ is primarily active during the early years of life?
0%
Which of these lymphoid organs is organized with trabeculae and compartments containing white pulp and red pulp?

the cervical, inguinal, and axillary regionsThe neck, inguinal area, and armpits have large clusters of lymph nodes to protect major areas of the body. They are located where collecting lymphatic vessels converge to form trunks.

0%
Which of the following distinguishes lymphatic vessels from veins?
0%
Which part of the spleen is its primary site of immune function?
0%
Where are the three large clusters of superficial lymph nodes?
0%
What anatomical area(s) is/are protected by the tubal tonsils?

The spleen is a large lymphoid organ containing areas of lymphocytes on reticular fibers (white pulp) and areas of reticular connective tissue cords and blood-filled sinuses (red pulp).

0%
Which of the following vessels delivers lymph into the junction of the internal jugular vein and the subclavian vein?
0%
Which of the following promotes closure of the minivalves associated with lymph capillaries?
0%
Which of these lymphoid organs is organized with trabeculae and compartments containing white pulp and red pulp?
0%
Which of these lymphoid organs is part of a collection of tissues called the mucosa-associated lymphoid tissues (MALT) and removes pathogens entering the pharynx (throat)?

White pulp of spleen

0%
Which of the following promotes closure of the minivalves associated with lymph capillaries?
0%
Which of the following areas in a secondary lymphoid organ allows intimate contact between blood and the lymphocytes?
0%
Which of these lymphoid organs is organized with trabeculae and compartments containing white pulp and red pulp?
0%
Which of the following vessels delivers lymph into the junction of the internal jugular vein and the subclavian vein?

White pulpThe white pulp of the spleen contains reticular fibers with suspended lymphocytes. These lymphocytes cleanse blood and are an important part of immunological surveillance and response.

0%
Where are the three large clusters of superficial lymph nodes?
0%
Which lymphoid organ is primarily active during the early years of life?
0%
What anatomical area(s) is/are protected by the tubal tonsils?
0%
Which part of the spleen is its primary site of immune function?

MALT (D)MALT (mucosa associated lymphatic tissue) in the intestinal wall destroy bacteria before they can breach the intestinal wall. They also generate "memory" lymphocytes for long-term memory.

0%
Which of these lymphoid organs is organized with trabeculae and compartments containing white pulp and red pulp?
0%
Which of the following vessels delivers lymph into the junction of the internal jugular vein and the subclavian vein?
0%
Which of these lymphoid organs is part of a collection of tissues called the mucosa-associated lymphoid tissues (MALT) and removes pathogens entering the pharynx (throat)?
0%
Which of these lymphoid organs destroys bacteria before it can breach the intestinal wall and generates "memory" lymphocytes for long-term memory?

cisterna chylithe cisterna chyli passes lymph from the entire body below the diaphragm into the thoracic duct for return to the heart.

0%
What is typically found within the sinuses of a lymph node?
0%
What is the name of the enlarged sac to which the lumbar trunks and the intestinal trunk return lymph?
0%
Which lymphoid organ(s) serve(s) in removing aged and defective blood cells and platelets from the blood?
0%
Which of these lymphoid organs is organized with trabeculae and compartments containing white pulp and red pulp?

Thymus

0%
Where in the lymph node is a dendritic cell most likely associated with and activating a T lymphocyte?
0%
There is a decrease in our ability to fight infection as we age. Which lymphoid organ may have a role in this decline?
0%
The prefix _____ means lymph, lymphatic tissue, or lymphocytes.
0%
Which of the following organs or locations do(es) not contain MALT (mucosa-associated lymphoid tissue)?

ThymusThe thymus is responsible for the maturation of T lymphocytes, and while it is large in youth, it tends to be reduced in size as the body ages.

0%
Which of the following distinguishes lymphatic vessels from veins?
0%
Which lymphoid organ is primarily active during the early years of life?
0%
Which lymphoid organ(s) serve(s) in removing aged and defective blood cells and platelets from the blood?
0%
Which lymphoid organ(s) serve(s) as the site where T lymphocytes become immunocompetent T cells?

along lymph vessels and clustered in the axillary, inguinal, and cervical regions

0%
Where in the body are lymph nodes located?
0%
Which of the following lymphoid cells trap antigens and transport them to lymph nodes?
0%
Where in the lymph node do the T cells first encounter antigens presented by dendritic cells?
0%
Where would you expect buboes to develop?

increase permeabilityThe lymph capillaries owe their permeability to the mini-valves formed by the lack of tight junctions between the endothelial cells and the collagen filaments anchoring the endothelial cells to surrounding structures.

0%
Which of the following promotes closure of the minivalves associated with lymph capillaries?
0%
Which of the following distinguishes lymphatic vessels from veins?
0%
What is the purpose of red pulp?
0%
What is the function of the endothelial minivalves in lymph capillaries?

Likely near the site of infection

chyl-

forms lymphocytes

CapsuleAbsence of a capsule allows fluids from the throat and mouth to enter crypts and get close to lymphatic tissue. The crypts allow better immune function, but they are prone to infection.

Lymph is channeled toward the hilum.Trabeculae compartmentalize the node.Nodes can have several efferent and afferent vessels.

reticular fibersMacrophages reside on reticular fibers that span sinuses in order to trap and destroy foreign material in the lymph.

deep in the cortex

SpleenThe spleen harbors macrophages that ingest and recycle materials from erythrocytes that have aged or become damaged.

destruction of worn-out red blood cells and bloodborne pathogensRed pulp in the spleen contains large numbers of macrophages that engulf and destroy worn-out red blood cells for recycling, or any other foreign material in the blood

old RBCs

Pharyngeal tonsilThe pharyngeal tonsil is located in the posterior wall of the nasopharynx and is referred to as the adenoids if it is enlarged.

spleentonsil`lymph node

dendr-

the passage from the pharynx to the middle earThe tubal tonsils surround the passages (auditory tubes) from the pharynx to the middle ear. They are used to equalize pressure behind the tympanic membrane.

lymph-

cortex

increasing pressure inside the lymph capillaryMinivalves will allow fluid in when external pressure exceeds internal pressure but will prevent fluid loss when the pressures are reversed.

lymph nodes

Bursa of Fabricus (a lymphoid organ of birds, where they were first discovered)

Dendritic cellsDendritic cells assist in the immune response by capturing antigens and delivering them to T cells in the lymph nodes.

Celiac trunkThe splenic artery branches from the celiac truck.

lymphocyte division

It would increase lymph volume.

distal portion of the small intestinePeyer's patches are large clusters of lymphoid follicles and are located in the wall of the distal portion of the small intestine (the submucosa of the ileum).

red bone marrow

SpleenThe spleen provides a site for lymphocyte proliferation, immune surveillance, and extracting aged and defective blood cells.

the cervical, inguinal, and axillary regionsThe neck, inguinal area, and armpits have large clusters of lymph nodes to protect major areas of the body. They are located where collecting lymphatic vessels converge to form trunks.

The spleen is a large lymphoid organ containing areas of lymphocytes on reticular fibers (white pulp) and areas of reticular connective tissue cords and blood-filled sinuses (red pulp).

White pulp of spleen

White pulpThe white pulp of the spleen contains reticular fibers with suspended lymphocytes. These lymphocytes cleanse blood and are an important part of immunological surveillance and response.

MALT (D)MALT (mucosa associated lymphatic tissue) in the intestinal wall destroy bacteria before they can breach the intestinal wall. They also generate "memory" lymphocytes for long-term memory.

cisterna chylithe cisterna chyli passes lymph from the entire body below the diaphragm into the thoracic duct for return to the heart.

Thymus

ThymusThe thymus is responsible for the maturation of T lymphocytes, and while it is large in youth, it tends to be reduced in size as the body ages.

along lymph vessels and clustered in the axillary, inguinal, and cervical regions

increase permeabilityThe lymph capillaries owe their permeability to the mini-valves formed by the lack of tight junctions between the endothelial cells and the collagen filaments anchoring the endothelial cells to surrounding structures.

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