Lymph Nodes

Q.

What are the 6 lymphatic organs?

Q. Which of the following describes the order in which lymph flows to enter and leave the lymph nodes?

1. Afferent vessels Cortex Medulla Efferent vessels
2. Cortex Afferent vesselsMedulla Efferent vessels
3. Efferent vessels Cortex Medulla Afferent vessels
4. MedullaAfferent vessels Cortex Efferent vessels

Q. Label the parts from A -F in the given diagram

1. A - Valves, B -Capsule, C- Efferent vessel , D - Cortex, E - Immune cells , F - Afferent vessel
2. A - Valves, B -Capsule, C- Efferent vessel , D - Immune cells, E - Medulla , F - Afferent vessel
3. A - Valves, B -Capsule, C- Efferent vessel , D - Immune cells, E - Cortex , F - Afferent vessel
4. A - Valves, B -Capsule, C- Afferent vessel , D - Immune cells, E - Cortex , F - Efferent vessel

Q.

Describe the working of the lymph nodes.

Q.

Which of the following is the unit of immune system?

1. Erythrocyte

2. Lymphocyte

3. Chondrocyte

4. Parasite

Q. A lymph node has many afferent vessels entering but a single efferent vessel leaving the node. Why is this important?

1. To slow down the lymph retaining it for longer time in the node
2. This gives more time for the macrophages to kill pathogens
3. The lymph node is very small so it can accommodate only a single efferent vessel
4. None of the above

Q. Swollen lymph node is a sign of .

1. excess water intake
2. infection
3. blood clot

Q.

Can lymph nodes hurt?

Q. I was not feeling very well. When the doctor examined me, he said that I had a swollen lymph node in the neck. What does a swollen lymph node indicate ?

1. There is water retention in the lymph node
2. There is an infection in my body
3. I am having too much spicy food
4. There is a blood clot in the node

Q. Swollen lymph node is a sign of .

1. excess water intake
2. infection
3. blood clot

Q. Which of the following describes the order in which lymph flows to enter and leave the lymph nodes?

1. Afferent vessels $\to$ Cortex $\to$ Medulla $\to$ Efferent vessels
2. Cortex $\to$ Afferent vessels $\to$ Medulla $\to$ Efferent vessels
3. Efferent vessels $\to$ Cortex $\to$ Medulla $\to$ Afferent vessels
4. Medulla $\to$ Afferent vessels $\to$ Cortex $\to$ Efferent vessels

Q. Assertion : Primary lymphoid organs are the places where immature lymphocytes differentiate into antigen-sensitive lymphocytes.
Reason : Primary lymphoid organs provide micro-environment for the development and maturation of lymphocytes.

1. Both the assertion and reason are true but the reason is not the correct explanation of the assertion
2. Assertion is true but the reason is false
3. Both assertion and reason are true and reason is the correct explanation of the assertion
4. Both the assertion and reason are false

Q. I was not feeling very well. When the doctor examine me, he said that I had a swollen lymph node in the neck. What does a swollen lymph node indicate ?

1. I am having too much spicy food
2. There is an infection in my body
3. There is water retention in the lymph node
4. There is a blood clot in the node

Q. Lymphocytes of lower vertebrates are produced in

1. Liver
2. Spleen
3. Bone marrow
4. Vertebrae

Q. Which of the following describes the order in which lymph flows to enter and leave the lymph nodes?

1. Afferent vessels Cortex Medulla Efferent vessels
2. Cortex Afferent vesselsMedulla Efferent vessels
3. Efferent vessels Cortex Medulla Afferent vessels
4. MedullaAfferent vessels Cortex Efferent vessels

Q. Tina was not feeling very well. When the doctor examined her, she said that she had a swollen lymph node in the neck. What does a swollen lymph node indicate ?

1. There is an infection in my body
2. I am having too much spicy food
3. There is water retention in the lymph node
4. There is a blood clot in the node

Q. Swollen lymph node is a sign of .

1. excess water intake
2. infection
3. blood clot

Q. Label the parts from A - F in the given diagram

1. A - Valves, B - Capsule, C - Efferent vessel, D - Immune cells, E - Cortex, F - Afferent vessel
2. A - Valves, B - Capsule, C - Afferent vessel, D - Immune cells, E - Cortex, F - Efferent vessel
3. A - Valves, B - Capsule, C - Efferent vessel, D - Cortex, E - Immune cells, F - Afferent vessel
4. A - Valves, B - Capsule, C - Efferent vessel, D - Immune cells, E - Medulla, F - Afferent vessel

Q. Lymph nodes serve to trap antigens or microbes which happen to enter the lymph.

1. True
2. False

Q. Assertion : Spleen is a secondary lymphoid organ.
Reason : Secondary lymphoid organs produce T-lymphocytes.

1. Both the assertion and reason are true but the reason is not the correct explanation of the assertion
2. Both assertion and the reason are true and the reason is a correct explanation of the assertion
3. Assertion is true but the reason is false
4. Both the assertion and reason are false

Q. A lymph node has many afferent vessels entering, but a single efferent vessel leaving the node. Why is this important?

1. To slow down the lymph retaining it for longer time in the node
2. This gives more time for the macrophages to kill pathogens
3. The lymph node is very small so it can accommodate only a single efferent vessel
4. None of the above

Q. Label the parts from A - F in the given diagram

1. A - Valves, B -Capsule, C- Efferent vessel , D - Immune cells, E - Medulla , F - Afferent vessel
2. A - Valves, B -Capsule, C- Efferent vessel , D - Cortex, E - Immune cells , F - Afferent vessel
3. A - Valves, B -Capsule, C- Efferent vessel , D - Immune cells, E - Cortex , F - Afferent vessel
4. A - Valves, B -Capsule, C- Afferent vessel , D - Immune cells, E - Cortex , F - Efferent vessel