Question 1

Which organ is represented in the first histology image, and what is the name of the circular light structure in the center?

Accepted Answer

Thymus; Hassall's corpuscle

Question 2

In the third diagram, which labeled region houses B lymphocytes?

Accepted Answer

Germinal centers

Question 3

Which structure in the fifth diagram drains lymph from the right upper quadrant of the body?

Accepted Answer

Right lymphatic duct

Question 4

Which organ is highlighted in the eighth image, and what is its primary function in the lymphatic system?

Accepted Answer

Thymus; maturation of T lymphocytes

Question 5

What is the blue-stained region in the ninth histology image, and what is its function?

Accepted Answer

Peyer's patch; immune surveillance in intestines

Question 6

In the tenth diagram, which structure prevents backflow of blood in veins?

Accepted Answer

Valve

Question 7

Which vessel is highlighted in the twelfth image, and what is unique about the blood it carries?

Accepted Answer

Pulmonary trunk; carries deoxygenated blood

Question 8

In the cardiac conduction diagram, which structure initiates the electrical impulse for heart contraction?

Accepted Answer

S-A node

Question 9

Which vessel is highlighted in the fourteenth brain image, and what is its function?

Accepted Answer

Anterior cerebral artery; supplies blood to the frontal lobes

Question 10

Which vessel is highlighted in the seventeenth abdominal image, and what is its function?

Accepted Answer

Hepatic portal vein; carries nutrient-rich blood from the intestines to the liver

Question 11

Which layer of a vein is responsible for vasoconstriction and vasodilation, as shown in the tenth diagram?

Accepted Answer

Tunica media

Question 12

Which lymphatic organ is considered a primary lymphatic organ, and what is its function?

Accepted Answer

Thymus; maturation of T lymphocytes

Question 13

What is edema, and which system is primarily responsible for preventing it?

Accepted Answer

Accumulation of interstitial fluid; lymphatic system

Question 14

Which vessel is highlighted in the sixteenth image, and what is its function?

Accepted Answer

Left external jugular vein; drains blood from the head and neck

Question 15

Which structure is responsible for the production of B lymphocytes?

Accepted Answer

Red bone marrow

Question 16

Which vessel is highlighted in the eighteenth image, and what is its function?

Accepted Answer

Left subclavian artery; supplies blood to the left upper limb

Question 17

Which structure is highlighted in the nineteenth image, and what organ does it supply?

Accepted Answer

Splenic artery; supplies the spleen

Question 18

Which vessel is highlighted in the twentieth image, and what is its function?

Accepted Answer

Left popliteal vein; drains blood from the lower leg

Question 19

Which structure is highlighted in the twenty-first image, and what is its function?

Accepted Answer

Right common carotid artery; supplies blood to the right side of the head and neck

Lymphatic and Cardiovascular System Lab Review – Key Structures and Histology

Study Guide - Practice Questions