★ Skin Structure Quiz
What is the oily substance that hydrates the skin, prevents it from being dry and makes it waterproof?
A. sweat
B. cerumen
C. sebum
D. humus
Select your answer:
Topics:
Anatomy Respiratory System Cardiac & Diseases of Blood Flow Discovery of DNA Foot Orthosis Vocab Psychology Vocabulary Safety and First Aid Bacteriology Measles and Hib Respiratory System -ology The Cardiovascular System: Blood Vessels and Hemodynamics Branches of Medicine Radiography Joints and Range of Motion Composition of Blood and Blood CellsOther quiz:
Pathology › ViewHow long does it take the stomach to empty its contents into the small intestine?
A. 4-6 hours
B. 1-2 hours
C. 6-8 hours
D. 10-12 hours
Anatomy - Cellular Respiration › View
What are the products of photosynthesis?
A. Carbon dioxide and water
B. Carbon dioxide and oxygen
C. Glucose and oxygen
D. Glucose and water