10

Question 1

Red blood cells originate from the bone marrow.

Answer 1

TRUE

Question 2

Lymph nodes are a place where cells of the immune system accumulate and share information

Answer 2

TRUE

Question 3

Having a fever of 100 oF can help you fight off infections.

Answer 3

TRUE

Question 4

B and T cells are called lymphocytes

Answer 4

TRUE

Question 5

Any cell can present an antigen on a class II major histocompatibility complex (MHC) protein

Answer 5

FALSE

Question 6

A bacterium coated by antibodies is a signal that a macrophage should endocytose (eat) i

Answer 6

TRUE

Question 7

Bone marrow is a site where mature immune cells are found.

Answer 7

FALSE

Question 8

Natural killer cells are part of the specific immune system

Answer 8

FALSE

Question 9

There are times when the spleen can be considered to be the primary lymph node

Answer 9

TRUE

Question 10

When a B cell is shown an antigen on a class II major histocompatibility complex (MHC) protein it will go through ______________ ______________ and B cells subsequently can become ______________ and/or ______________ _____________

Answer 10

BLAST TRANSFORMATION, PLASMA CELLS MEMBRANE CELLS

Question 11

A bacterium coated by antibodies is a signal that a macrophage should endocytose (eat) i

Answer 11

TRUE

Question 12

Memory cells “remember” the antigen and make a faster and greater response the next time the antigen is encountered.

Answer 12

TRUE

Question 13

How does the lymph fluid return from the legs to the circulatory system

Answer 13

left lymphatic duct

Question 14

The humoral immune system involves cells in the immune system.

Answer 14

TRUE

Question 15

When immune cells mature and can recognize trans-membrane proteins indicating “self”, this is called ______________.

Answer 15

tollerance

Question 16

Does gravity have a role in some part of the lymphatic fluid flow back to the circulatory system

Answer 16

YES

Question 17

Mast cells release histamine

Answer 17

TRUE

Question 18

Memory cells “remember” the antigen and make a faster and greater response the next time the antigen is encountered

Answer 18

TRUE

Question 19

Lymphatic tissue is composed of the following five components. Please list them.

Answer 19

Bone marrow, Thymus, Spleen,Lymph nodes, Lymphatic ducts

Question 20

n 1 mL of blood, there are 1.5 million white blood cells

Answer 20

FALSE

Question 21

Red blood cells are a part of the immune system

Answer 21

FALSE

Question 22

Inflammation is caused by an increased blood supply due to ______________ released by some cells of the immune system.

Answer 22

Histamine

Question 23

If a macrophage endocytoses (i.e., eats) an antigen it can digest it and present it on a ______________ Major histocompatibility complex protein to a ______________

Answer 23

t cell receptor, epitope

Question 24

Any cell can present an antigen on a class I major histocompatibility complex (MHC) protein.

Answer 24

TRUE

Question 25

n the lecture we discussed normal flora, this refers to:

Answer 25

Bacteria and fungi on the surface of the body that compete against pathogen