Select your answer:

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Metabolic Sauver PBS Routine Testing Breathing System Genes, Genomes & Alleles Surgical Nutrition Eyes and Hearing Pharmacology Vitamins Cardiology Hematology Forensic Odontology Benefits of Physical Activity DNA Biodiversity Conservation Basic Structure of the Human Body General Microbiology and ImmunologyOther quiz:
Digestive System › Viewesophageal atresia
A. Closure of the esophagus.
B. Not open (no opening).
C. No opening of the bile ducts (into the duodenum).
Muscle System › View
Smooth muscle is located where?
A. heart
B. bones
C. toes
D. internal organs