Question 1

Which of the following best describes the primary function of the lymphatic system?

Accepted Answer

Maintaining fluid balance and defending against pathogens

Question 2

Which lymphoid organ is responsible for the maturation of T lymphocytes?

Accepted Answer

Thymus

Question 3

A patient presents with swollen cervical lymph nodes. What is the most likely reason for this swelling?

Accepted Answer

Accumulation of lymphocytes fighting infection

Question 4

Which of the following is NOT considered a lymphoid organ?

Accepted Answer

Liver

Question 5

What is the main role of lymph nodes in the lymphatic system?

Accepted Answer

Filtration of lymph and activation of immune responses

Question 6

Which of the following best describes the composition of lymph?

Accepted Answer

A clear fluid containing white blood cells, proteins, and lipids

Question 7

Which lymphoid tissue is classified as MALT and is found in the small intestine?

Accepted Answer

Peyer's patches

Question 8

If a person’s axillary lymph nodes are removed during cancer surgery, which of the following complications is most likely to occur?

Accepted Answer

Edema in the arm due to impaired lymph drainage

Question 9

Which cell type is primarily responsible for antibody production in the lymphatic system?

Accepted Answer

B lymphocytes

Question 10

Which formula best represents the relationship between lymph flow ($$Q$$), pressure difference ($$\Delta P$$), and resistance ($$R) in $$the lymphatic vessels?

Accepted Answer

$$Q = \frac{\Delta P}{R}$$

Question 11

Which of the following is a function of the spleen in the lymphatic system?

Accepted Answer

Filtration of blood and removal of old erythrocytes

Question 12

Which lymphoid organ is most likely to be affected in a child with a congenital immunodeficiency involving T cell maturation?

Accepted Answer

Thymus

Question 13

Which of the following best explains why lymph nodes are strategically located in the cervical, axillary, and inguinal regions?

Accepted Answer

To filter lymph from major body regions and initiate immune responses

Question 14

A patient has an infection in the tonsils. Which type of lymphoid tissue is primarily involved?

Accepted Answer

MALT (Mucosa-associated lymphoid tissue)

Question 15

Which of the following statements about T and B lymphocytes is correct?

Accepted Answer

B lymphocytes produce antibodies, while T lymphocytes help regulate and destroy infected cells.

Question 16

Which of the following is a real-world consequence of lymphatic obstruction?

Accepted Answer

Lymphedema

Question 17

Which lymphoid organ is most involved in filtering pathogens from the blood rather than the lymph?

Accepted Answer

Spleen

Question 18

Which of the following best describes the role of Peyer's patches?

Accepted Answer

Monitoring intestinal bacteria and preventing infection in the gut

Question 19

Which equation would you use to estimate the volume of lymph filtered by a lymph node over time ($$V$$), given the flow rate ($$Q) $$and time ($$t$$)?

Accepted Answer

$$V = Q 	imes t$$

Question 20

A patient with a splenectomy (removal of the spleen) is at increased risk for which of the following?

Accepted Answer

Increased susceptibility to blood-borne infections

Lymphatic System Study Guide

Study Guide - Practice Questions

Study Guide - Flashcards