Blood

Question 1

Blood categorization

Answer 1

–connective tissue, so it contains cells and a matrix

Question 2

plasma

Answer 2

• -contains the matrix of the blood
• -water, ions, urea, ammonia, proteins, and other organic and inorganic compounds
• -blood volume is regulated by controlling the amount of water in the plasma

Question 3

albumins

Answer 3

• -found in plasma
• -made in the liver
• -transport fatty acids and steroids
• -help regulate the osmotic pressure of blood by transferring substances across capillary walls

Question 4

immunoglobulins

Answer 4

–also known as antibodies

Question 5

serum

Answer 5

–plasma without the clotting protein fibrinogen

Question 6

plasma proteins

Answer 6

• -mostly made in the liver

- -act as a source of amino acids for tissue protein replacement

Question 7

gamma globulins

Answer 7

• -constitute antibodies

- -made in lymph tissue

Question 8

erythrocytes

Answer 8

• -bags of hemoglobin
• -no organelles
• -no nuclei
• -do not undergo mitosis

Question 9

hematocrit

Answer 9

–the red blood cell portion of the plasma only

Question 10

leukocytes

Answer 10

• -white blood cells
• -DO contain organelles
• -do not contain hemoglobin
• -neutrophils, lymphocytes, monocytes, eosinophils, basophils all fall in the category of leukocytes

Question 11

How are blood cells made?

Answer 11

–a stem cell residing in the bone marrow

Question 12

reticulocytes

Answer 12

• -erythrocyte that has just been released to the bloodstream
• -reticulocytes have no nucleus and lose their organelles within a few days of being released into the blood stream

Question 13

granular leukocytes

Answer 13

–nuetrophils, eosinophils, basophils

Question 14

granular leukocytes

Answer 14

• -monocytes
• -lymphocytes
• -megakaryocytes

Question 15

platelets

Answer 15

• -small portions of membrane-bound cytoplasm torn from megakaryocytes
• -do not contain a nucleus
• -do contain actin, myosin, mitochondria, residual pieces of Golgi and ER
• -capable of making prostaglandins and some important enzymes
• -important function in coagulation

Question 16

fibrinogen

Answer 16

–a plasma protein that is important in forming clots