Question 1

Lymphatic capillaries originate in the

Accepted Answer

A) central nervous system. 
B) red bone marrow. 
C) yellow bone marrow. 
D) tissue spaces between cells. 
E) cisterna chyli. 
A) central nervous system. 
B) red bone marrow. 
C) yellow bone marrow. 
D) tissue spaces between cells. 
E) cisterna chyli.

Question 2

A variety of lymphatic cells are involved in the immune response.Which is not part of the process?

Accepted Answer

A) Production of antibodies 
B) Direct attack and destruction of foreign or abnormal agents 
C) Replication of antigens 
D) Formation of memory cells 
E) No exceptions; all choices are part of the immune response. 
A) Production of antibodies 
B) Direct attack and destruction of foreign or abnormal agents 
C) Replication of antigens 
D) Formation of memory cells 
E) No exceptions; all choices are part of the immune response.

Question 3

The primary goal of the immune response is

Accepted Answer

A) destruction or inactivation of pathogens and foreign material. 
B) maintenance of the proper ionic balance between lymph and blood. 
C) stimulation of mitotic activity in order to replace cells damaged by infection. 
D) reduction of the number of circulating memory lymphocytes. 
E) removal of antibodies from lymph and lymphatic organs. 
A) destruction or inactivation of pathogens and foreign material. 
B) maintenance of the proper ionic balance between lymph and blood. 
C) stimulation of mitotic activity in order to replace cells damaged by infection. 
D) reduction of the number of circulating memory lymphocytes. 
E) removal of antibodies from lymph and lymphatic organs.

Question 4

Which is not a function of the lymphatic system?

Accepted Answer

A) Transports dietary lipids 
B) Returns excess interstitial fluid to the bloodstream 
C) Houses and develops lymphocytes 
D) Generates immune responses 
E) No exceptions; all choices are functions of the lymphatic system. 
A) Transports dietary lipids 
B) Returns excess interstitial fluid to the bloodstream 
C) Houses and develops lymphocytes 
D) Generates immune responses 
E) No exceptions; all choices are functions of the lymphatic system.

Question 5

The walls of lymphatic capillaries are only one cell thick.

Accepted Answer

A) True 
 B)False

Question 6

Of the lymphatic trunks,which ones drain lymph from deep thoracic structures?

Accepted Answer

A) Jugular trunks 
B) Subclavian trunks 
C) Bronchomediastinal trunks 
D) Intestinal trunks 
E) Lumbar trunks 
A) Jugular trunks 
B) Subclavian trunks 
C) Bronchomediastinal trunks 
D) Intestinal trunks 
E) Lumbar trunks

Question 7

Which area does not contain MALT?

Accepted Answer

A) Urinary tract 
B) Respiratory tract 
C) Genital tract 
D) Gastrointestinal tract 
E) None of the choices is correct. 
A) Urinary tract 
B) Respiratory tract 
C) Genital tract 
D) Gastrointestinal tract 
E) None of the choices is correct.

Question 8

Gastrointestinal tract lymph is also called ______________.

Accepted Answer

The answer of Gastrointestinal tract lymph is also called ______________....

Question 9

A lymphatic capillary that picks up dietary lipids in the small intestine is called a(n)

Accepted Answer

A) cisterna chyli. 
B) lacteal. 
C) afferent lymphatic vessel. 
D) trabeculum. 
E) efferent lymphatic vessel. 
A) cisterna chyli. 
B) lacteal. 
C) afferent lymphatic vessel. 
D) trabeculum. 
E) efferent lymphatic vessel.

Question 10

Once a helper T-lymphocyte recognizes an antigen,it begins the immune response by secreting chemical signals called

Accepted Answer

A) antibodies. 
B) immunoglobulins. 
C) memory B-lymphocytes. 
D) memory T-lymphocytes. 
E) cytokines. 
A) antibodies. 
B) immunoglobulins. 
C) memory B-lymphocytes. 
D) memory T-lymphocytes. 
E) cytokines.

Question 11

Which type of lymphocyte produces and secretes antibodies?

Accepted Answer

A) Memory B-lymphocyte 
B) Memory T-lymphocyte 
C) Natural killer cell 
D) Plasma cell 
E) Cytotoxic T-lymphocyte 
A) Memory B-lymphocyte 
B) Memory T-lymphocyte 
C) Natural killer cell 
D) Plasma cell 
E) Cytotoxic T-lymphocyte

Question 12

Which cell type is targeted by the human immunodeficiency virus (HIV)?

Accepted Answer

A) Cytotoxic T-lymphocyte 
B) Memory B-lymphocyte 
C) Helper T-lymphocyte 
D) Natural killer cell 
E) Plasma cell 
A) Cytotoxic T-lymphocyte 
B) Memory B-lymphocyte 
C) Helper T-lymphocyte 
D) Natural killer cell 
E) Plasma cell

Question 13

Tonsils have multiple germinal centers and invaginated outer edges called _______ that help trap material.

Accepted Answer

A) crypts 
B) trabeculae 
C) sinuses 
D) clefts 
E) fissures 
A) crypts 
B) trabeculae 
C) sinuses 
D) clefts 
E) fissures

Question 14

B-lymphocytes make up the largest population of lymphocytes in the body,about 70-85% of the total number.

Accepted Answer

A) True 
 B)False

Question 15

Because lymphatic vessels have three tunics (intima,media,and externa)and valves,they structurally resemble

Accepted Answer

A) veins. 
B) arterioles. 
C) venules. 
D) arteries 
E) All of the choices are correct. 
A) veins. 
B) arterioles. 
C) venules. 
D) arteries 
E) All of the choices are correct.

Question 16

The function of helper T-lymphocytes is to

Accepted Answer

A) initiate and oversee the immune response. 
B) turn off the immune response once it has been activated. 
C) secrete toxins to kill or disable pathogens. 
D) trigger cell death by disrupting metabolic activities. 
E) All of the choices are correct. 
A) initiate and oversee the immune response. 
B) turn off the immune response once it has been activated. 
C) secrete toxins to kill or disable pathogens. 
D) trigger cell death by disrupting metabolic activities. 
E) All of the choices are correct.

Question 17

Which would be the route taken by lymph traveling from lymphatic vessels in the right leg to the bloodstream?

Accepted Answer

A) Right lumbar trunk - cisterna chyli - thoracic duct - right subclavian vein 
B) Right lumbar trunk - cisterna chyli - thoracic duct - left subclavian vein 
C) Right lumbar trunk - right intestinal trunk - right lymphatic duct - right subclavian vein 
D) Right femoral trunk - right lumbar trunk - right lymphatic duct - superior vena cava 
E) Right femoral trunk - cisterna chyli - thoracic duct - left subclavian vein 
A) Right lumbar trunk - cisterna chyli - thoracic duct - right subclavian vein 
B) Right lumbar trunk - cisterna chyli - thoracic duct - left subclavian vein 
C) Right lumbar trunk - right intestinal trunk - right lymphatic duct - right subclavian vein 
D) Right femoral trunk - right lumbar trunk - right lymphatic duct - superior vena cava 
E) Right femoral trunk - cisterna chyli - thoracic duct - left subclavian vein

Question 18

With increasing age,the lymphatic system becomes unable to transport lymph from body tissues and fat from the gastrointestinal tract.

Accepted Answer

A) True 
 B)False

Question 19

The pharyngeal tonsils are located

Accepted Answer

A) along the posterior margins of the tongue. 
B) in the posterior wall of the nasopharynx. 
C) at the base of the palatoglossal arches. 
D) in the posterolateral region of the oral cavity. 
E) lateral to the uvula in the oropharynx. 
A) along the posterior margins of the tongue. 
B) in the posterior wall of the nasopharynx. 
C) at the base of the palatoglossal arches. 
D) in the posterolateral region of the oral cavity. 
E) lateral to the uvula in the oropharynx.

Question 20

Which is not correct regarding B-lymphocytes?

Accepted Answer

A) They must be activated by helper T-lymphocytes,which present antigens to them. 
B) Activated B-lymphocytes transform into plasma cells,memory B-lymphocytes,or NK cells. 
C) Memory B-lymphocytes may live for months or even years. 
D) B-lymphocytes produce immunoglobulins. 
E) Each B-lymphocyte responds to one particular antigen. 
A) They must be activated by helper T-lymphocytes,which present antigens to them. 
B) Activated B-lymphocytes transform into plasma cells,memory B-lymphocytes,or NK cells. 
C) Memory B-lymphocytes may live for months or even years. 
D) B-lymphocytes produce immunoglobulins. 
E) Each B-lymphocyte responds to one particular antigen.

Exam 24: Lymphatic System

Lymphatic capillaries originate in the

A variety of lymphatic cells are involved in the immune response.Which is not part of the process?

The primary goal of the immune response is

Which is not a function of the lymphatic system?

The walls of lymphatic capillaries are only one cell thick.

Of the lymphatic trunks,which ones drain lymph from deep thoracic structures?

Which area does not contain MALT?

Gastrointestinal tract lymph is also called ______________.

A lymphatic capillary that picks up dietary lipids in the small intestine is called a(n)

Once a helper T-lymphocyte recognizes an antigen,it begins the immune response by secreting chemical signals called

Which type of lymphocyte produces and secretes antibodies?

Which cell type is targeted by the human immunodeficiency virus (HIV)?

Tonsils have multiple germinal centers and invaginated outer edges called _______ that help trap material.

B-lymphocytes make up the largest population of lymphocytes in the body,about 70-85% of the total number.

Because lymphatic vessels have three tunics (intima,media,and externa)and valves,they structurally resemble

The function of helper T-lymphocytes is to

Which would be the route taken by lymph traveling from lymphatic vessels in the right leg to the bloodstream?

With increasing age,the lymphatic system becomes unable to transport lymph from body tissues and fat from the gastrointestinal tract.

The pharyngeal tonsils are located

Which is not correct regarding B-lymphocytes?

A First Look at Anatomy

The Celt Basic Unit of Structure and Function

Embryology

Tissue Level of Organization

Integumentary System

Cartilage and Bone

Axial Skeleton

Appendicular Skeleton

Articulations

Muscle Tissue and Organization

Axial Muscles

Appendicular Muscles

Surface Anatomy

Nervous Tissue

Brain and Cranial Nerves

Spinal Cord and Spinal Nerves

Pathways and Integrative Functions

Autonomic Nervous System

Senses: General and Special

Endocrine System

Blood

Heart

Vessels and Circulation

Respiratory System

Digestive System

Urinary System

Reproductive System

Filters