CH 21 & 22 Part 1

Question 1

What % of fluid goes to the lymphatic system?

Answer 1

15%

Question 2

What % of fluid is reabsorbed?

Answer 2

85%

Question 3

What is lymph?

Answer 3

Fluid that leaves capillaries and is not reabsorbed

Question 4

What are lymphatic vessels found next to?***

Answer 4

Blood vessels

Question 5

Where does fluid in lymph eventually go?***

Answer 5

Back into blood circulation

Question 6

What do lymphatic capillaries have to prevent backflow and cooling?

Answer 6

Valves

Question 7

Where do T-cells go to mature?

Answer 7

Thymus

Question 8

Where do B-cells go to mature?

Answer 8

Bone marrow

Question 9

The thymus is larger in?

Answer 9

Children

Question 10

What causes swollen lymph nodes when sick?

Answer 10

Lymphocytes proliferate and cause an immune response

Question 11

Largest lymphatic organ is the?

Answer 11

Spleen

Question 12

Which immunity is present at birth?

Answer 12

Innate

Question 13

Which immunity must be acquired?

Answer 13

Adaptive

Question 14

Which immunity is not specific and not smart?

Answer 14

Innate

Question 15

Which immunity is very specific and very smart?

Answer 15

Adaptive

Question 16

Innate immunity examples? (2)

Answer 16

1. Skin

2. Mucosal membranes

Question 17

Adaptive immunity examples?

Answer 17

T & B lymphocytes

Question 18

What is a down side to adaptive immunity?

Answer 18

Takes several days to activate

Question 19

Function of innate immunity?

Answer 19

Prevent entrance of harmful substances

Question 20

What is the first line of deffence?

Answer 20

Skin and mucosal membranes

Question 21

What is the second line of defence?

Answer 21

Internal process