Medical Quiz

Excretion in Humans Quiz

Urea diffuses into the ______ of blood.

A. red blood cells

B. eukaryotes

C. plasma

D. white blood cells

Select your answer:
A  B  C  D  E 


The Human Body Skin and Derivatives Blood/Lymphatic/Immune Lifestyle Diseases Systematic Bacteriology Nasal Polyp Communicable Diseases and Immune Response (OCR) Normal Radiographic Anatomy Eye Physiology Blood Pathology 5 Major Food Groups Stress and Mental Health The Inflammatory Response Disease, Illness and Sickness Non-infectious Disease

Other quiz: Composition of Blood and Blood Cells

Erythrocytes contain the protein ______ that carries oxygen.

A. hemoglobin

B. melanin

C. keratin

D. collagen