1. Module 8 Intro

1.23. Page 8

Lesson 3

Module 8—Circulation, Immunity, and Excretion

Reflect and Connect

 

Self-Check

 

SC 4. All of the following are functions of blood except

  1. defense against infection
  2. transportation of oxygen
  3. synthesis of vitamins
  4. regulation of body temperature

SC 5. What are the formed elements of blood?

  1. erythrocytes, leukocytes, and platelets
  2. blood cells and plasma proteins
  3. blood cells, cell fragments, and plasma
  4. blood cells and cell fragments

SC 6. All of the following are true of erythrocytes except

  1. their plasma membrane contains many surface antigens
  2. they transport oxygen from the lungs to body tissues
  3. they have a finite life span averaging only about 60 days
  4. when mature, they have no nucleus or other organelles

SC 7. Which formed elements help initiate an immune response and defend the body against pathogens?

  1. erythrocytes
  2. leukocytes
  3. platelets
  4. all of the above

SC 8. Monocytes are agranulocytes that leave the circulation after a few days to become

  1. lymphocytes
  2. macrophages
  3. microphages
  4. megakaryocytes
Check your work.
Self-Check Answers


SC 4. C


SC 5. A


SC 6. C


SC 7. B


SC 8. B

 

Module 8: Lesson 3 Assignment

 

Remember to submit the Assignment answers to your teacher as part of your Module 8: Lesson 3 Assignment.