Lymphatic System (Lecture)

Question 1

Describe the flow of lymph from the upper and lower left quadrant and the lower right quadrant of the body

Answer 1

Lower quadrants go through the cisterna chyli. Then the cisterna chyli and lymphatic vessels from the upper left quadrant empty into the thoracic duct which empties into the L. SCV and L. JV

Question 2

Describe the flow of lymph for the upper right quadrant of the body

Answer 2

Lymphatic vessels in that quadrant empty into the R. lymphatic duct which empties into the R. SCV and R. JV

Question 3

What vessel is being emptied and where is it emptying to?

Answer 3

Right Lymphatic duct into right Subclavian Vein

Question 4

What vessel is being emptied and where is it emptying to?

Answer 4

Thoracic duct into left subclavian vein

Question 5

What organ is indicated and what is its function?

Answer 5

Peyer’s Patch

• Small masses of lymphatic tissue throughout the ileum
• Monitors intestinal bacteria and prevent overgrowth of pathogenic bacteria

Question 6

Answer 6

Capsule

Question 7

Answer 7

Cortex

Question 8

Answer 8

Germinal Center

Question 9

Answer 9

Hilum

Question 10

Answer 10

Medulla

Question 11

Answer 11

Medullary Cord

Question 12

Answer 12

Trabecula

Question 13

What organ is shown, and what are its functions?

Answer 13

Spleen

• Immune Function: remove bloodborne pathogens (White Pulp)
• Remove and destroy aged or defective red blood cells (Red Pulp)

Question 14

Answer 14

Splenic Capsule

Question 15

Answer 15

Red Pulp

Question 16

Answer 16

White Pulp

Question 17

What organ is shown and what are its functions?

Answer 17

Thymus Gland

• Site where immature lymphocytes develop into T-lymphocytes
• Monitors cancer and intracellular pathogens
• Atrophies with age

Question 18

What Organs are shown, and what are their functions?

Answer 18

Tonsils

Contain Lots of WBC and stop pathogens from entering through the nose and throat

Question 19

Answer 19

Pharyngeal Tonsil (Adenoid)

• Ciliated Pseudostratified Columnar ET

Question 20

Answer 20

Lingual Tonsil

• Non-Keratinized Stratified Squamous ET
• Found near muscular tissue because of tounge

Question 21

Answer 21

Palatine Tonsil

• Non-Keratinized Stratified Squamous ET