Module 9-10

Question 1

FADH2 results as one of the products of the citric acid cycle. (T/f)

Answer 1

True

Question 2

Specifically in a cell, where does glycolysis occur?

Answer 2

Cytoplasm

Question 3

The citric acid/ Krebs cycle breaks down carbohydrates into CO2. (T/f)

Answer 3

True

Question 4

Specifically where in a cell does the citric acid/ Krebs cycle occur?

Answer 4

Mitochondrial matrix

Question 5

The cell does not need ATP to survive. (T/f)

Answer 5

False

Question 6

Glycolysis requires the investment of two______ in order to obtain a gross output of four _______

Answer 6

ATPs, ATPs

Question 7

Where is carbon dioxide produced?

Answer 7

Mitochondrial matrix

Question 8

Lymphatic tissue is composed of the following five components. List them.

Answer 8

Lymph nodes, lymphatic ducts, thymus, spleen, bone marrow

Question 9

Natural killer cells are part of the specific immune system. (T/f)

Answer 9

False

Question 10

A bacterium coated by antibodies is a signal that a macrophage should endocyrose (eat) it. (T/f)

Answer 10

True

Question 11

Any cell can present an antigen on a class ii major histocompatibility complex (MHC) protein. (T/f)

Answer 11

False

Question 12

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

Answer 12

Flexing the leg muscles pushes the lymphatic fluid up the lymph ducts (against gravity) with the help of one-way values in the duets that prevent back flow

Question 13

Lymph nodes are a place where cells of the immune system accumulate and share information. (T/f)

Answer 13

True

Question 14

Mast cells release histamine. (T/f)

Answer 14

True

Question 15

There are times when the spleen can be considered to be the primary lymph node. (T/f)

Answer 15

True

Question 16

Memory cells “remember” the antigen and make a faster and greater response the next time the antigen is encountered. (T/f)

Answer 16

True

Question 17

Bone marrow is a site where mature immune cells are found. (T/f)

Answer 17

False

Question 18

Having a fever of 100f can help you fight off infections. (T/f)

Answer 18

True

Question 19

You should have your appendix removed whenever possible. (T/f)

Answer 19

False

Question 20

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 20

Blast transformation, plasma cells, memory cells

Question 21

If a macrophage endocytoses (eats) an antigen it can digest it and present it on a _______ Major histocompatibility complex protein to a ______

Answer 21

Class II, helper T cell

Question 22

B and T cells are called lymphocytes. (T/f)

Answer 22

True

Question 23

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

Answer 23

Histamine

Question 24

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

Answer 24

Tolerance

Question 25

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

Answer 25

Yes

Question 26

In 1ml of blood, there are 1.5 million white blood cells. (T/F)

Answer 26

False

Question 27

Red blood cells originate from the bone marrow (t/f)

Answer 27

True

Question 28

Red blood cells are a part of the immune system. (T/f)

Answer 28

False

Question 29

The humoral immune system involves cells in the immune system. (T/f)

Answer 29

True

Question 30

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

Answer 30

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

Question 31

A bacterium coated by antibodies is a signal that a macrophage should endocytose (eat) it. (T/f)

Answer 31

True