26 Important Lymphatic System MCQ Questions and Answers

26 Important Lymphatic System MCQ Questions and Answers


The lymphatic system consists of all the following except:

A) blood
B) lymph nodes
C) lymphatic vessels
D) lymph

Which of the following applies to the thoracic duct?

A) it drains the entire body above the diaphragm
B) it empties its contents into the subclavian vein
C) it carries blood into the lymphatic system
D) it arises in the vessels of the brain

Lymphatic capillaries resemble blood capillaries because lymphatic capillaries

A) have the same permeability as blood capillaries
B) lead to the vena cava
C) have a lining of endothelium
D) are thick-walled tubes

The fluid that passes through the lymphatic vessels

A) Flows toward the lungs
B) Passes from the lymphatic vessels into the arteries
C) Enters the left ventricle of the heart through the right thoracic duct
D) Moves in a single direction toward the heart

The t-lymphocytes and b-lymphocytes are the major cells of the

A) Lymph nodes
B) Lymphatic vessels
C) Adrenal gland
D) Thymus

Lymph nodes may be located in the human body in the tissues of the

A) stomach and brain
B) groin and neck
C) Oventricle and atrium
D) thyroid gland and adrenal gland

The nodules of lymphoid tissue found in the wall of the intestinal tract are known as

A) Hashimoto’s nodes
B) grave’s region
C) di-george’s nodes
D) Peyer’s patches

The movement of fluid through the lymphatic vessels is assisted by

A) pressure from the right ventricle
B) pressure of contracting skeletal muscles
C) movement of phagocytes such as macrophages
D) movement of red blood cells

Those lymphatic vessels that are rich in fat

A) are found only in the brain
B) are known as lacteals
C) enter the left atrium of the heart
D) are found only within the spleen

Which of the following is not likely to be found in the lymph?

A) red blood cells
B) protein molecules
C) microorganisms
D) macrophages

All the following functions are associated with the spleen except

A) it provides a filtration system for blood
B) it is the site of red blood cell breakdown
C) it is a storage depot for blood
D) it is the major site of white blood cell formation

The lymphokines secreted by cytotoxic t-lymphocytes increase the activity of

A) red blood cells
B) brain cells
C) macrophages
D) b-lymphocytes

Where is the thymus gland located?

A. Lower part of the mediastinum
B. Upper part of the mediastinum
C. Behind the mediastinum
D. In front of the mediastinum

Where is the spleen situated?

A. Abdominal cavity
B. Pelvic cavity
C. In the neck
D. Git

What is the function of the lymphatic system

A. Immunity
B. Transports lipids from GIT to the blood
C. Drains excess interstitial fluid
D. All of the above

Why lymphatic nodules are not known as lymphatic organs?

A. Because they are less in number
B. Due to their small size
C Lacks the surrounding capsule
D. Both b and c

Submandibular lymph glands are present under………

(a) Axilla
(b) Chin
(c) Chest
(d) Groins

One of the following is not a lymphatic organ

(a) Pancreas
(b) Spleen
(c) Thymus
(d) Tonsils

The lymphatic fluid returning from the small intestine is rich in

(a) Proteins
(b) Calcium
(c) Fats
(d) Phosphorus

Spleen is called the “graveyard” of the…

(a) Erythrocytes
(b) Leucocytes
(c) Lymphocytes

Lymphatic fluid is rich in

(a) Iron
(b) Antibodies
(c) Neutrophils
(d) Basophils

The lymphatic fluid is

(a) Brownish
(b) Pinkish
(c) Colourless
(d) Bluish

The thoracic duct of the lymphatic system pours its contents into the

(a) Aorta
(b) Subclavian vein
(c) Internal jugular veins
(d) Right auricle

The lymphatic fluid is

(a) Alkaline
(b) Acidic
(c) Neutral
(d) Partially acidic and partially alkaline

Trabeculae in the lymph nodes are formed of

(a) Lymphocytes
(b) Fibrous tissue
(c) Blood vessels
(d) Lymphatic vessels

The structures of the lymphatic system present in the intestine are called

(a) Mucosa
(b) Villi
(c) Chyle
(d) Lacteals

Also Read: Blood MCQ Questions with Answers


The primary function of the lymph nodes in the production of


Lacteals are concerned with the absorption of


Which is the largest single mass of lymphatic tissue in the body?


Inflammation of lymphatic vessels is called as


The primary lymphatic organs are______ and the______

Redbone marrow; Thymus

The largest vessel of the lymphatic system that pours its products into the left subclavian vessel is called

Thoracic duct

Lymph is a fluid concerned with the______ of the body against external infection.


The site of T cell maturation is the


An enlarged spleen is called_____ and the surgical removal of the spleen is called_____

Splenomegaly; Splenectomy

The term used for swollen lymph glands as a response to infection is called


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