Question 1

Which of the following is NOT a basic function of the lymphatic system?

Accepted Answer

Transporting oxygen from the lungs to tissues

Question 2

Lymph from the lower limbs ultimately drains into which vessel before entering the bloodstream?

Accepted Answer

Thoracic duct

Question 3

Which structural feature of lymphatic vessels ensures the one-way flow of lymph?

Accepted Answer

Valves within the vessel walls

Question 4

If lymphatic vessels are blocked, what is the most likely consequence?

Accepted Answer

Edema due to accumulation of interstitial fluid

Question 5

Which of the following best describes the pathway of lymph from the capillary bed to the bloodstream?

Accepted Answer

Lymphatic capillaries → vessels → trunks → collecting ducts → subclavian veins

Question 6

Which area is drained by the right lymphatic duct?

Accepted Answer

Right upper limb, right side of head and thorax

Question 7

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

Accepted Answer

Thymus

Question 8

Which of the following is a secondary lymphoid organ?

Accepted Answer

Spleen

Question 9

Lymphoid tissue is primarily composed of which cell type?

Accepted Answer

Lymphocytes

Question 10

Which structure in the small intestine is responsible for the absorption of dietary fats into the lymphatic system?

Accepted Answer

Lacteals

Question 11

A patient presents with swollen, tender lymph nodes following a bacterial infection. What is the most likely cause of this swelling?

Accepted Answer

Formation of Buboes due to accumulation of infected material

Question 12

Which of the following best distinguishes an infected lymph node from a cancerous lymph node?

Accepted Answer

Infected nodes are tender and swollen; cancerous nodes are usually painless and hard

Question 13

A splenectomy is most likely required in which scenario?

Accepted Answer

Severe trauma causing rupture of the spleen

Question 14

What is a major consequence of splenectomy?

Accepted Answer

Increased susceptibility to infections

Question 15

Which of the following best describes MALT (Mucosa-Associated Lymphoid Tissue)?

Accepted Answer

Lymphoid tissue found in mucosal surfaces that protects against pathogens

Question 16

Which mechanism is primarily responsible for moving lymph through lymphatic vessels?

Accepted Answer

Contraction of surrounding skeletal muscles

Question 17

Which equation best represents the relationship between hydrostatic pressure ($$P_{hyd}) $$and osmotic pressure ($$P_{osm}) in $$the formation of lymph?

Accepted Answer

$$\Delta P = P_{hyd} - P_{osm}$$

Question 18

A patient with a blocked thoracic duct would most likely experience edema in which region?

Accepted Answer

Left lower limb

Question 19

Which of the following best explains why lymph nodes are strategically located throughout the body?

Accepted Answer

To filter lymph and mount immune responses at multiple points

Question 20

Which cell type is most abundant in the germinal centers of lymph nodes and is responsible for antibody production?

Accepted Answer

B lymphocytes

Chapter 20: The Lymphatic System and Lymphoid Organs and Tissues – Study Guide

스터디 가이드 - 연습 문제

학습 가이드 - 플래시카드