« previous next »

Author Question: In an adult, where are erythrocytes continuously produced? a. Yellow bone marrow b. Lymphatic ... (Read 58 times)

jrubin

  • Hero Member
  • *****
  • Posts: 552
on: Jul 11, 2018
In an adult, where are erythrocytes continuously produced?
 
  a. Yellow bone marrow
  b. Lymphatic system
  c. Spleen
  d. Red bone marrow

Question 2

A patient who had a Schilling test shows a 20 excretion of the radioactive vitamin B12. What would this indicate?
 
  a. The patient has a low reserve of iron and has iron deficiency anemia.
  b. The patient has a normal finding and does not have pernicious anemia. c.
  The patient has a deficiency of thrombocytes and has a clotting disorder.
  d. The patient has an excess of RBCs and has polycythemia.


laurnthompson

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 11, 2018
Answer to Question 1

ANS: D
Erythrocytes are continuously produced in the red bone marrow, principally in the vertebrae, ribs, and sternum.

Answer to Question 2

ANS: B
The Schilling test is a laboratory blood test for diagnosing pernicious anemia. The normal reading 24 hours after the administration of radioactive vitamin B12 is 8 to 40. The test measures the absorption of radioactive vitamin B12.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Juvenile American alligator swimming, showing the distinctive yellow striping found on juveniles Juvenile American alligator swimming, showing the distinctive yellow striping found on juveniles
Bone Scans and Nuclear medicine Bone Scans and Nuclear medicine
Perform Adult Rescue Breathing and One-Rescuer or Two-Rescuer CPR Perform Adult Rescue Breathing and One-Rescuer or Two-Rescuer CPR
Various bone shapes. Various bone shapes.
Healthy Bone (left) vs Weakened Bone (right) Healthy Bone (left) vs Weakened Bone (right)
A Displaced Bone Fragment A Displaced Bone Fragment
Video: Graded potentials - electrical characteristics and types

For a complete list of videos, visit our video library