Histology Photomicrographs

Human Anatomy and Physiology (BIOL& 241L-242L)
Karen Hart, Peninsula College

• Epithelial tissue
• Connective tissue proper
• Skin
• Cartilage and bone
• Skeletal muscle, smooth muscle
• Nervous system
• Cardiovascular system
  • Blood
  • Cardiac muscle
  • Artery and vein
  • Small blood vessels
• Lymphatic system
• Respiratory system
• Digestive system
• Urinary system
• Reproductive system
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• Histology home page

Small blood vessels

The wall of arterioles includes smooth muscle cells that wrap around the circumference of the arteriole. Nuclei of several smooth muscle cells are indicated by arrows.

smn = smooth muscle cell nucleus

In this image red blood cells can be seen through the vessel walls.

ad = adipocyte