Frontal view of child's chest and abdomen with liver and spleen shown in the enlarged state of hepatosplenomegaly; normal size of these organs indicated by dashed lines.

Female perineum - 5, inferior view.

Ruptured tympanic membrane as viewed through an otoscope.

B. External urethral sphincter, compressor urethrae and urethrovaginal sphincter, inferior views.

Microscopic views of normal and abnormal bone marrow and sectioned blood vessel demonstrating blood cells flowing inside.

Enlarged view of a deer tick (Ixodes dammini). This tick normally feeds on mice and deer but also transmits Lyme disease to humans.

Normal view of sphincter.