Question 1

2.50 points out of 2.50

Question text

Lymph containing a high lipid content is called

Select one:

a. chyle.

b. chyme.

c. lacteal.

d. interstitial
fluid.

Question 2

2.50 points out of 2.50

Question text

The lymphatic system is involved in

Select one:

a. fat absorption
from the digestive tract.

b. transporting lymph
from the intestines to the liver.

c. maintenance of pH
in the tissues.

d. production of
erythrocytes.

e. protein
metabolism.

Question 3

2.50 points out of 2.50

Question text

Lymph movement is assisted by

Select one:

a. contraction of
skeletal muscle.

b. contraction of
smooth muscle in lymph vessel.

c. pressure changes
in the thorax during respiration.

d. compression of
lymphatic vessels.

e. All of these
choices are .

Question 4

2.50 points out of 2.50

Question text

Lacteals are

Select one:

a. a type of
lymphocyte.

b. a nonspecific
defense.

c. lymphatic vessels
in the lining of the small intestine.

d. the sinuses inside
a lymph node.

e. germinal centers.

Question 5

2.50 points out of 2.50

Question text

A woman has her right breast and right axillary lymph nodes
removed. Which of the following might occur?

Select one:

a. Cisterna chyli
flow increases.

b. The thoracic duct
would be severed.

c. Right lymphatic
duct drainage decreases causing edema in the right arm.

d. Lymph drainage
would be affected in her left arm.

e. Lymph drainage
would be affected in both legs.

Question 6

2.50 points out of 2.50

Question text

Structurally, lymph vessel walls are most similar to

Select one:

a. veins.

b. arteries.

c. arterioles.

d. capillaries.

e. venules.

Question 7

2.50 points out of 2.50

Question text

The spleen

Select one:

a. filters damaged
red blood cells from the blood.

b. changes
undifferentiated lymphocytes into competent lymphocytes.

c. is necessary for
life. It can’t be removed without causing death.

d. produces several
different hormones with unknown function.

e. has additional
digestive functions.

Question 8

2.50 points out of 2.50

Question text

Which of the following is NOT a function of the lymphatic
system?

Select one:

a. Defending from
infection caused by microorganisms and other foreign substances.

b. Aiding in
erythropoiesis of red blood cells.

c. Maintaining fluid
balance by returning excess interstitial fluid to the blood.

d. Absorbing and
transporting lipids from the digestive tract.

Question 9

2.50 points out of 2.50

Question text

Peyer patches are lymphatic nodules found in the

Select one:

a. lymph nodes.

b. spleen and
tonsils.

c. appendix and
tonsils.

d. small intestine
and appendix.

Question 10

2.50 points out of 2.50

Question text

Lymph nodes are surrounded by a dense connective tissue
called

Select one:

a. cortex.

b. capsule.

c. reticulum.

d. trabeculum.

e. basement membrane.

Question 11

2.50 points out of 2.50

Question text

Which of the following organs does NOT contain lymphatic
tissue?

Select one:

a. liver

b. spleen

c. lingual tonsils

d. thymus

e. pharyngeal
tonsils.

Question 12

2.50 points out of 2.50

Question text

Tonsils

Select one:

a. increase in size
in adults.

b. are located in
both the oral and abdominal cavities.

c. provide protection
against bacteria entering the oral and nasal cavities.

d. contain red pulp
and white pulp.

e. are not functional
in children.

Question 13

2.50 points out of 2.50

Question text

How do lymphatic capillaries differ form blood capillaries?

Select one:

a. Lymphatic
capillaries do not have a basement membrane.

b. Simple squamous
epithelial cells of lymphatics overlap with loose attachments.

c. Lymphatic
capillaries are more permeable than blood capillaries.

d. Lymphatic capillary
epithelium act as one-way valves preventing movement of fluid back into
interstitial spaces.

e. All of the choices
are ways lymphatic capillaries differ from blood capillaries.

Question 14

2.50 points out of 2.50

Question text

Lymphatic tissue contains an interlaced network of reticular
fibers that functions to

Select one:

a. produce
lymphocytes.

b. produce capsules
around lymph nodes.

c. attack
microorganisms.

d. line the walls of
lymphatic vessels.

e. trap
microorganisms.

Question 15

2.50 points out of 2.50

Question text

Lymph nodules are

Select one:

a. small, bean-shaped
structures.

b. the site of
erythrocyte production.

c. located in the
loose connective tissue of the digestive system.

d. composed of an
outer cortex and inner medulla.

e. connected together
in a series.

Question 16

2.50 points out of 2.50

Question text

The right lymphatic duct drains lymph from the

Select one:

a. abdomen.

b. upper part of the
body.

c. right arm, right
chest, and right side of head.

d. right side of the
body.

e. left arm, left
chest, and left side of head.

Question 17

2.50 points out of 2.50

Question text

The lymphatic system plays a role in maintaining fluid
balance within the body by

Select one:

a. adding lymph to GI
tract secretions.

b. returning
interstitial fluid to the plasma.

c. transporting lymph
from tissues to the liver.

d. carrying excess
fluid to the kidneys to be excreted.

e. actively absorbing
fluid from the blood.

Question 18

2.50 points out of 2.50

Question text

Bacteria and debris are actively removed from the lymph by
_____ in the sinuses of lymph nodes.

Select one:

a. trabecular cells

b. germinal cells

c. macrophages.

d. lymphocytes

e. plasma cells

Question 19

2.50 points out of 2.50

Question text

What is the function of thymosin?

Select one:

a. destroys damaged
red blood cells

b. destroys damaged
white blood cells

c. activates
lymphocytes in lymph nodes

d. maturation of
T-cells

Question 20

In

0.00 points out of 2.50

Question text

Bean-shaped lymphatic organs found along lymphatic vessels
are called

Select one:

a. lymph nodes.

b. medullary cords.

c. cisterna chyli.

d. trabeculae.

e. lymph
nodules.