Blood: 12.2 Questions - Group 3

Question 1

Where are red blood cells made?

Answer 1

In the red bone marrow

Question 2

The hormone released by the kidney that targets the red bone marrow to produce erythrocytes is called:

Answer 2

Erythropoietin

Question 3

The hormone, erythropoiesin, targets the hematopoietic __________ cells of the red bone marrow.

Answer 3

Stem

Question 4

Erythrocytes lose their nucleus right before they leave the red bone marrow. True or False?

Answer 4

True

Question 5

Where would one find immature red blood cells?

Answer 5

In the red bone marrow

Question 6

What is the term used for when red blood cells are produced in the red bone marrow?

Answer 6

Erythropoiesis

Question 7

What hormone stimulates erythropoiesis?

Answer 7

Erythropoietin

Question 8

Where are the targets cells for erythropoietin?

Answer 8

In the red bone marrow of adults and children

Question 9

Where are the major target cells for adults for erythropoietin?

Answer 9

• Flat bones such as the sternum
• Iliac crest
• Epiphysis (especially the head of the
  femur)

Question 10

Since RBCs cannot undergo mitosis, they grow old quickly and ___________.

Answer 10

Die

Question 11

What organ is called the “graveyard for the red blood cells” since many red blood cells are destroyed there?

Answer 11

Spleen

Question 12

Hemolysis refers to the ______________ plasma membrane rupturing (breaking apart).

Answer 12

Red blood cell

Question 13

Hemolysis releases _____________ .

Answer 13

Hemoglobin

Question 14

When hemoglobin is broken down, the released iron and amino acids are ________________.

Answer 14

Recycled

Question 15

When hemoglobin is broken down, some of it is a waste called:

Answer 15

Bilirubin

Question 16

What organ removes bilirubin and places it in the gallbladder.

Answer 16

Liver

Question 17

What does the gallbladder do with the bilirubin from the liver?

Answer 17

Stores it and releases it into the small intestine as bile.

Question 18

Too much destruction of red blood cells can release too much bilirubin into the blood and cause a yellow color to the skin called:

Answer 18

Jaundice

Question 19

What causes the body’s feces to turn brown?

Answer 19

Bilirubin released into the small intestine that is processed by bacteria in the intestines.

Question 20

Can the presence of jaundice be a sign of rapid RBC destruction?

Answer 20

Yes, it is called hemolytic anemia