Lesson 9, Chapter 2

Question 1

Lymph vessels

Answer 1

Vessels that carry a clear-looking fluid called lymph.

Question 2

Lymph

Answer 2

The fluid in lymphatic vessels.

Question 3

Interstitial fluid

Answer 3

The fluid between cells.

Question 4

Lymph capillaries

Answer 4

The smallest of the lymph vessels.

Question 5

Edema

Answer 5

Swelling in tissues due to excessive fluid.

Question 6

Elephantitis

Answer 6

A disease caused by parasites which block lymph vessels.

Question 7

Lacteals

Answer 7

Lymph vessels found in the small intestines that absorb fat molecules.

Question 8

Chyle

Answer 8

Lymph fluid that has absorbed fat molecules.

Question 9

Villi

Answer 9

Projections of tissue in the small intestines.

Question 10

Villus

Answer 10

The singular form of the word villi.

Question 11

Lymph nodes

Answer 11

Capsules containing lymphocytes along the path of lymph vessels.

Question 12

Lymphocytes

Answer 12

A type of white blood cell that is found stored in lymph nodules.

Question 13

Lymph nodules

Answer 13

Spherical structures filled with lymphatic tissue.

Question 14

Lymphatic tissue

Answer 14

Lymphocytes and surrounding supportive tissue.

Question 15

Pharyngeal tonsils

Answer 15

Lymph nodules located at the back of the nasal cavities.

Question 16

Palatine tonsils

Answer 16

Lymph nodules located at the back of the throat.

Question 17

Lingual tonsils

Answer 17

Lymph nodules located at the back of the tongue.

Question 18

Peyer’s patches

Answer 18

Lymph nodules located in the small intestine.

Question 19

Right lymphatic duct

Answer 19

A major lymph vessel in the right upper portion of your chest area.

Question 20

Thoracic duct

Answer 20

A major lymph vessel that runs up the middle of your chest area.

Question 21

Right subclavian vein

Answer 21

The blood vessel that receives lymph from the right lymphatic duct.

Question 22

Left subclavian vein

Answer 22

The blood vessel that receives lymph from the thoracic duct.

Question 23

B-cells

Answer 23

Lymphocytes that are formed and mature in the red bone marrow.

Question 24

Immature T-cells

Answer 24

Lymphocytes that are formed in the red bone marrow but mature in the thymus.

Question 25

Mature T-cells

Answer 25

T-cells that have matured in the thymus gland.

Question 26

Immunocompetent

Answer 26

Able to recognize and destroy foreign organisms in the body.

Question 27

Thymus gland

Answer 27

A gland found between the upper lobes of the lungs.