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Chapter 23 - The Lymphoid System
Introduction
and Overview
Structure of
Lymphatic
Vessels
Lymphocytes
Lymphoid
Tissues
Lymphoid
Organs /
Effects of
Aging
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FINAL ROUND
Topic 1:
$100 Question
The lymphoid system:
a. helps eliminate regional differences in
the composition of interstitial fluid.
b. produces, maintains, and distributes
lymphocytes.
c. provides an alternate route for the
transport of hormones, nutrients, and
waste products.
d. All of the above.
ANSWER
BACK TO GAME
Topic 1:
$100 Answer
The lymphoid system:
a. helps eliminate regional differences in
the composition of interstitial fluid.
b. produces, maintains, and distributes
lymphocytes.
c. provides an alternate route for the
transport of hormones, nutrients, and
waste products.
d. All of the above.
BACK TO GAME
Topic 1:
$200 Question
Which of the following statements concerning lymph
is/are false?
a. Lymph contains interstitial fluid, which
resembles blood plasma, but with a higher
concentration of proteins.
b. Lymph contains macrophages of various
types.
c. Lymph contains lymphocytes, which are
cells responsible for the immune response.
d. None of the statements is false.
ANSWER
BACK TO GAME
Topic 1:
$200 Answer
Which of the following statements concerning lymph
is/are false?
a. Lymph contains interstitial fluid, which
resembles blood plasma, but with a higher
concentration of proteins.
b. Lymph contains macrophages of various
types.
c. Lymph contains lymphocytes, which are
cells responsible for the immune response.
d. None of the statements is false.
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Topic 1:
$300 Question
In order to maintain normal blood volume and
eliminate local variations in the chemical
composition of interstitial fluid, blood pressure at
the ____ end of a systemic capillary tends to
force water and solutes ____ the plasma.
a. distal, out of
b. proximal, into
c. distal, into
d. proximal, out of
ANSWER
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Topic 1:
$300 Answer
In order to maintain normal blood volume and
eliminate local variations in the chemical
composition of interstitial fluid, blood pressure at
the ____ end of a systemic capillary tends to
force water and solutes ____ the plasma.
a. distal, out of
b. proximal, into
c. distal, into
d. proximal, out of
BACK TO GAME
Topic 1:
$400 Question
Which of the following are examples of
secondary lymphoid structures?
a. lymph nodes and tonsils
b. lymph nodes and bone marrow
c. bone marrow and thymus
d. tonsils and thymus
ANSWER
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Topic 1:
$400 Answer
Which of the following are examples of
secondary lymphoid structures?
a. lymph nodes and tonsils
b. lymph nodes and bone marrow
c. bone marrow and thymus
d. tonsils and thymus
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Topic 1:
$500 Question
In which of the following structures are
lymphocytes not produced and stored?
a. spleen and thymus
b. lymph nodes
c. bone marrow
d. A and C
ANSWER
BACK TO GAME
Topic 1:
$500 Answer
In which of the following structures are
lymphocytes not produced and stored?
a. spleen and thymus
b. lymph nodes
c. bone marrow
d. A and C
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Topic 2:
$100 Question
The ____ segment of the thoracic duct lies
____ to the vertebral column at the level of
the second lumbar vertebrae.
a. superior, anterior
b. inferior, anterior
c. superior, lateral
d. inferior, posterior
ANSWER
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Topic 2:
$100 Answer
The ____ segment of the thoracic duct lies
____ to the vertebral column at the level of
the second lumbar vertebrae.
a. superior, anterior
b. inferior, anterior
c. superior, lateral
d. inferior, posterior
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Topic 2:
$200 Question
Superficial lymphatics are not found in, or do not
collect lymph from, which of the following locations?
a. the subcutaneous tissue next to the skin
b. skeletal muscles and other organs of the
neck, limbs and trunk
c. the loose connective tissues of the mucous
membranes lining the digestive, respiratory,
urinary and reproductive tracts
d. the loose connective tissues of the serous
membranes lining the pleural, pericardial, and
peritoneal cavities
ANSWER
BACK TO GAME
Topic 2:
$200 Answer
Superficial lymphatics are not found in, or do not
collect lymph from, which of the following locations?
a. the subcutaneous tissue next to the skin
b. skeletal muscles and other organs of the
neck, limbs and trunk
c. the loose connective tissues of the mucous
membranes lining the digestive, respiratory,
urinary and reproductive tracts
d. the loose connective tissues of the serous
membranes lining the pleural, pericardial, and
peritoneal cavities
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Topic 2:
$300 Question
Which structure receives lymph from the
inferior region of the abdomen, pelvis, and
lower limbs through the lumbar and
intestinal trunks?
a. bronchomediastinal trunk
b. jugular trunk
c. cisterna chyli
d. subclavian trunk
ANSWER
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Topic 2:
$300 Answer
Which structure receives lymph from the
inferior region of the abdomen, pelvis, and
lower limbs through the lumbar and
intestinal trunks?
a. bronchomediastinal trunk
b. jugular trunk
c. cisterna chyli
d. subclavian trunk
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Topic 2:
$400 Question
Which of the following are not lymphatic
trunks?
a. cervical trunks
b. intestinal trunks
c. lumbar trunks
d. bronchomediastinal trunks
ANSWER
BACK TO GAME
Topic 2:
$400 Answer
Which of the following are not lymphatic
trunks?
a. cervical trunks
b. intestinal trunks
c. lumbar trunks
d. bronchomediastinal trunks
BACK TO GAME
Topic 2:
$500 Question
Which of the following structures empties
into the venous system at or near the
junction of the right internal jugular vein
and subclavian vein?
a. cisterna chyli
b. cervical trunk
c. right lymphatic duct
d. bronchomediastinal trunk
ANSWER
BACK TO GAME
Topic 2:
$500 Answer
Which of the following structures empties
into the venous system at or near the
junction of the right internal jugular vein
and subclavian vein?
a. cisterna chyli
b. cervical trunk
c. right lymphatic duct
d. bronchomediastinal trunk
BACK TO GAME
Topic 3:
$100 Question
Which population of lymphocytes assists
in the regulation and coordination of the
immune response?
a. B cells
b. cytotoxic T-cells
c. NK cells
d. suppressor T cells
ANSWER
BACK TO GAME
Topic 3:
$100 Answer
Which population of lymphocytes assists
in the regulation and coordination of the
immune response?
a. B cells
b. cytotoxic T-cells
c. NK cells
d. suppressor T cells
BACK TO GAME
Topic 3:
$200 Question
Which of the following cells become
activated only if the same antigen appears
in the body at a later date?
a. cytotoxic T-cells
b. memory T-cells
c. memory B-cells
d. B and C
ANSWER
BACK TO GAME
Topic 3:
$200 Answer
Which of the following cells become
activated only if the same antigen appears
in the body at a later date?
a. cytotoxic T-cells
b. memory T-cells
c. memory B-cells
d. B and C
BACK TO GAME
Topic 3:
$300 Question
Which type of lymphocyte is responsible
for “cell-mediated immunity?”
a. activated T-cells
b. B-cells
c. natural killer cells
d. suppressor T-cells
ANSWER
BACK TO GAME
Topic 3:
$300 Answer
Which type of lymphocyte is responsible
for “cell-mediated immunity?”
a. activated T-cells
b. B-cells
c. natural killer cells
d. suppressor T-cells
BACK TO GAME
Topic 3:
$400 Question
Which of the following types of
lymphocytes are also known as “large
granular lymphocytes?”
a. memory T-cells
b. helper T-cells
c. natural killer cells
d. suppressor T-cells
ANSWER
BACK TO GAME
Topic 3:
$400 Answer
Which of the following types of
lymphocytes are also known as “large
granular lymphocytes?”
a. memory T-cells
b. helper T-cells
c. natural killer cells
d. suppressor T-cells
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Topic 3:
$500 Question
Which type of lymphocyte is seldom found
in the thymus?
a. natural killer cells
b. suppressor T-cells
c. B-cells
d. helper T-cells
ANSWER
BACK TO GAME
Topic 3:
$500 Answer
Which type of lymphocyte is seldom found
in the thymus?
a. natural killer cells
b. suppressor T-cells
c. B-cells
d. helper T-cells
BACK TO GAME
Topic 4:
$100 Question
Typical lymphoid nodules often have a
pale central zone, called a ____, which
contains activated, dividing ____.
a. germinal center, dendritic cells
b. germinal center, lymphocytes
c. deep cortex, dendritic cells
d. medulla, lymphocytes
ANSWER
BACK TO GAME
Topic 4:
$100 Answer
Typical lymphoid nodules often have a
pale central zone, called a ____, which
contains activated, dividing ____.
a. germinal center, dendritic cells
b. germinal center, lymphocytes
c. deep cortex, dendritic cells
d. medulla, lymphocytes
BACK TO GAME
Topic 4:
$200 Question
Where is mucosa-associated lymphoid
tissue (MALT) found?
a. in the adenoids
b. in the digestive tract
c. in the respiratory tract
d. in the splenic red pulp
ANSWER
BACK TO GAME
Topic 4:
$200 Answer
Where is mucosa-associated lymphoid
tissue (MALT) found?
a. in the adenoids
b. in the digestive tract
c. in the respiratory tract
d. in the splenic red pulp
BACK TO GAME
Topic 4:
$300 Question
Lymphoid nodules are typically ____ in
shape, and average around ____ in
diameter.
a. round, 1 cm
b. round, 5 mm
c. oval, 1 mm
d. oval, 2 cm
ANSWER
BACK TO GAME
Topic 4:
$300 Answer
Lymphoid nodules are typically ____ in
shape, and average around ____ in
diameter.
a. round, 1 cm
b. round, 5 mm
c. oval, 1 mm
d. oval, 2 cm
BACK TO GAME
Topic 4:
$400 Question
Where are aggregated lymphoid nodules,
known as Peyer’s patches, found?
a. in the urinary bladder
b. in the small intestine
c. in the lungs
d. in the adenoids
ANSWER
BACK TO GAME
Topic 4:
$400 Answer
Where are aggregated lymphoid nodules,
known as Peyer’s patches, found?
a. in the urinary bladder
b. in the small intestine
c. in the lungs
d. in the adenoids
BACK TO GAME
Topic 4:
$500 Question
How many tonsils are normally found in
the human body?
a. two
b. four
c. five
d. six
ANSWER
BACK TO GAME
Topic 4:
$500 Answer
How many tonsils are normally found in
the human body?
a. two
b. four
c. five
d. six
BACK TO GAME
Topic 5:
$100 Question
Which region of the lymph node contains a
meshwork of branching reticular fibers,
macrophages and dendritic cells?
a. medulla
b. outer cortex
c. paracortical area
d. subcapsular space
ANSWER
BACK TO GAME
Topic 5:
$100 Answer
Which region of the lymph node contains a
meshwork of branching reticular fibers,
macrophages and dendritic cells?
a. medulla
b. outer cortex
c. paracortical area
d. subcapsular space
BACK TO GAME
Topic 5:
$200 Question
Which of the following areas of a typical
lymph node is dominated by T-cells?
a. the outer cortex
b. the medulla
c. the deep cortical area
d. the medullary cords
ANSWER
BACK TO GAME
Topic 5:
$200 Answer
Which of the following areas of a typical
lymph node is dominated by T-cells?
a. the outer cortex
b. the medulla
c. the deep cortical area
d. the medullary cords
BACK TO GAME
Topic 5:
$300 Question
Which of the following statements regarding the
thymus is/are false?
a. The thymic medulla contains lymphoid stem
cells that divide rapidly, producing daughter
cells that mature into T-cells.
b. The capsule that covers the thymus divides
it into two thymic lobes.
c. The thymus reaches its greatest size,
relative to body size, in the first year or two
after birth.
ANSWER
d. None of the statements is false.
BACK TO GAME
Topic 5:
$300 Answer
Which of the following statements regarding the
thymus is/are false?
a. The thymic medulla contains lymphoid stem
cells that divide rapidly, producing daughter
cells that mature into T-cells.
b. The capsule that covers the thymus divides
it into two thymic lobes.
c. The thymus reaches its greatest size,
relative to body size, in the first year or two
after birth.
d. None of the statements is false.
BACK TO GAME
Topic 5:
$400 Question
The increased incidence of ____ in the
elderly reflects the fact that lymphoid
surveillance declines, and ____ cells are
not eliminated as effectively.
a. cancer, natural killer
b. allergies, T-cells
c. cancer, tumor
d. allergies, antigens
ANSWER
BACK TO GAME
Topic 5:
$400 Answer
The increased incidence of ____ in the
elderly reflects the fact that lymphoid
surveillance declines, and ____ cells are
not eliminated as effectively.
a. cancer, natural killer
b. allergies, T-cells
c. cancer, tumor
d. allergies, antigens
BACK TO GAME
Topic 5:
$500 Question
Which splenic surface/area contains
indentations known as the gastric area and
renal area?
a. diaphragmatic surface
b. hilus
c. gastrosplenic area
d. visceral surface
ANSWER
BACK TO GAME
Topic 5:
$500 Answer
Which splenic surface/area contains
indentations known as the gastric area and
renal area?
a. diaphragmatic surface
b. hilus
c. gastrosplenic area
d. visceral surface
BACK TO GAME
FINAL ROUND Question
What is the correct order of events which occur when defenses
against bacterial pathogens are initiated?
1 - Antibody production by plasmocytes
2 - Activation of B-cells
3 - Macrophage activation
4 - Activation of helper T-cells
5 - Antigen presentation
a. 5-3-2-4-1
b. 3-5-4-2-1
c.
5-3-4-2-1
ANSWER
d. 3-5-2-4-1
BACK TO GAME
FINAL ROUND Answer
What is the correct order of events which occur when defenses
against bacterial pathogens are initiated?
1 - Antibody production by plasmocytes
2 - Activation of B-cells
3 - Macrophage activation
4 - Activation of helper T-cells
5 - Antigen presentation
a. 5-3-2-4-1
b. 3-5-4-2-1
c.
5-3-4-2-1
d. 3-5-2-4-1
BACK TO GAME