Topics: Eye and Ear Quiz
Which part of the ear is the first to vibrate as sound enters?
A. cochlea
B. auditory nerve
C. eardrum
D. hair cells
Select your answer:

Topics:
The Ankle and Lower Leg Major Internal Organs of the Body Cardiovascular System Anatomy Pediatrics Cardiovascular System The Cell Human Anatomy and Physiology Vitals Injury Molecular Basis of Inheritance Disease Iron Kinetics Epithelial Tissue Carbohydrates / Fat-soluble Vitamins Muscle SystemOther quiz:
Hospital Unit › ViewA rise in the temperature of the body; frequently a symptom of infection
A. medicine
B. fever
C. operation
Human Body Systems › View
What is the tube connecting your mouth to your stomach?
A. trachea
B. esophagus
C. small intestine
D. big intestine