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  1. Mucosa and musculature of the stomach
  2. Thyroid gland. endocrine system
  3. Arteries of the posterior abdominal wall. cardiovascular system
  4. Male urinary bladder and urethra. urinary system
  5. Frogs and their Eggs
  6. Female mammary gland. endocrine system
  7. Transverse section of an artery. cardiovascular system, circulatory system
  8. Lifecycle of a Frog
  9. Pharynx sagittal section
  10. Musculature and mucosa of the small intestines