Question

REVIEW Vocabulary Review True or False Decide whether each statement is true or false. In the space at the left, write T for true or F for false. On the lines provided, rewrite the false staterments to make them true 1. Phlebotomy is the insertion of a needle or cannula into a vein for the purpose of withdrawing blood. 2. The study of blood is known as morphology. 3. Red blood cells, or microphils, re one component of blood. 4. The function of B lymphocytes is to produce antibodies that combat specific pathogens. 5. Eosinophils complexes. are granular leukocytes that capture invading bacteria and antigen-antibody 6. Monocytes, large white blood cells, have oval or horseshoe-shaped nuclei. 7. Serum is a clear, yellow liquid that causes blood to coagulate. 8. Fragments of cytoplasm that are smaller than either red or white blood cells are called pyrogens. 9. Hemoglobin is released during hemolysis, the rupturing of red blood cells. 10. Capillary puncture requires a superficial puncture of the skin with a sharp point. 11. A small, disposable instrument with a sharp point used to puncture the skin and make a shallow incision is known as a micropipette. Chapter 48: Collecting, Processing, and Testinn Rlnnd e

Answer 1

Ans) 1) True

Explaination:

- Phlebotomy is the process of making an incision in a vein with a needle.

- The procedure itself is known as a venipuncture.

- A person who performs phlebotomy is called a "phlebotomist", although doctors, nurses, medical laboratory scientists and others do portions of phlebotomy procedures in many countries.

2) False

Explaination:

Hematology, also spelled haematology, is the branch of medicine concerned with the study of the cause, prognosis, treatment, and prevention of diseases related to blood.

- Such diseases might include hemophilia, blood clots, other bleeding disorders and blood cancers such as leukemia, multiple myeloma, and lymphoma.

3) True

Explaination:

Red blood cells (also called erythrocytes) make up about 40% of the blood's volume.

- Red blood cells contain hemoglobin, a protein that gives blood its red color and enables it to carry oxygen from the lungs and deliver it to all body tissues.

4) True

Explaination:

- B cells are primarily responsible for humoral immunity (relating to antibodies)