Skip Over Navigation Links


Search by issue or topic

Where in the Body?

Each of these images shows a body part magnified with a microscope (the magnifications and microscope types vary). See if you can match each image with its description.

See Answers

A, B, E, F: National Center for Microscopy and Imaging Research, University of California, San Diego; Image C: Hermann Steller, The Rockefeller University; Image D: Aki Taruno, Perelman School of Medicine, University of Pennsylvania

_______   1. Taste buds on the tongue. Cells within taste buds allow us to perceive five basic tastes: sweet, sour, salty, bitter and savory.

_______   2. Retina in the eye. The retina's pattern of the blood vessels is unique in each person and is used for identification in some high-security settings.

_______   3. Nerve fibers (axons). When insulated with fatty sheaths called myelin, axons can carry electrical impulses that travel more than 250 miles per hour.

_______   4. Small intestine. The main jobs of this organ are to digest and absorb nutrients from food.

_______   5. Skeletal muscle. There are more than 600 skeletal muscles in your body (not including the cardiac muscle—your heart—or all the smooth muscles in your internal organs).

_______   6. Hair follicles. Hair is produced by stem cells in the skin and grows out of structures called follicles.

This page last reviewed on September 19, 2013