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The main collecting duct of the lymphatic system is the ____ duct.


A) ​lumbar
B) ​thoracic
C) ​cervical
D) ​sacral

E) A) and C)
F) A) and D)

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B

Leukemia is a disorder of the lymphatic system tissue that can be treated by a bone marrow transplant.

A) True
B) False

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​Virus-invaded body cells and cancerous body cells are targeted by ____ T cells.


A) ​helper
B) ​plasma
C) ​suppressor
D) ​killer

E) C) and D)
F) B) and D)

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​Antibodies are produced by____.


A) ​T lymphocytes
B) ​B lymphocytes
C) ​macrophages
D) ​monocytes

E) None of the above
F) A) and D)

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There are special lymphatic vessels called ____ that absorb fats and transport them from the digestive tract to the blood.​


A) ​capillaries
B) ​lacteals
C) ​chyle
D) ​arterioles

E) A) and B)
F) All of the above

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​The ____ trunk drains lymph from the lower extremities.


A) ​intestinal
B) ​bronchomediastinal
C) ​lumbar
D) ​jugular

E) B) and C)
F) A) and D)

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​Which structures are found in the walls of the small intestine where their macrophages destroy bacteria?


A) ​lacteals
B) ​lymph nodes
C) ​Peyer's patches
D) ​lymphatic sinuses

E) All of the above
F) None of the above

Correct Answer

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Matching ​Match the description with the corresponding term. a.​B cells b.​pathogen c.​macrophages d.​lacteals e.​edema f.​spleen g.​adenoids h.​immunity i.​immunoglobulins j.antigens -​disease-causing organism

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Efferent lymphatics exit the lymph node at the ____, a slight depression on one side.​


A) ​hilum
B) ​trabecula
C) ​sinus
D) ​lacteal

E) C) and D)
F) B) and D)

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​These oval-shaped structures are found along the length of lymphatics.


A) ​lacteals
B) ​hilum
C) ​lymph nodes
D) ​Peyer's patches

E) A) and C)
F) All of the above

Correct Answer

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​The primary function of the lymphatic system is to drain tissue spaces of protein-containing fluid that escapes from the blood capillaries.

A) True
B) False

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True

​Lymphatic capillaries are much smaller and less permeable than blood capillaries.

A) True
B) False

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Hypersensitive reactions to common, normal, and usually harmless environmental substances are called ____________________.​

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The lymph nodule surrounds a(n) ____________________ that produces lymphocytes.​

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The pharyngeal tonsils are the ones commonly removed in a tonsillectomy.​

A) True
B) False

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​The proliferation of T and B cells is stimulated by ____.


A) ​perforin
B) ​interleukin-2
C) ​gamma interferon
D) ​tumor necrosis factor

E) All of the above
F) C) and D)

Correct Answer

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B

Matching ​Match the description with the corresponding term. a.​B cells b.​pathogen c.​macrophages d.​lacteals e.​edema f.​spleen g.​adenoids h.​immunity i.​immunoglobulins j.antigens -​swelling

Correct Answer

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​The chronic inflammatory disease ____ is characterized by a red butterfly-shaped rash over the nose and cheeks.


A) ​lymphoma
B) ​Crohn's disease
C) ​lymphangitis
D) ​systemic lupus erythematosus

E) B) and C)
F) A) and B)

Correct Answer

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A fetus that receives its mother's antibodies through the placenta experiences ____________________ immunity.​

Correct Answer

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Matching ​Match the description with the corresponding term. a.​B cells b.​pathogen c.​macrophages d.​lacteals e.​edema f.​spleen g.​adenoids h.​immunity i.​immunoglobulins j.antigens -​foreign proteins

Correct Answer

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