More physiology illustrations

Physiology

Ovary cutaway

Physiology

Alveolus unperfused

Physiology

Film underexposed

Physiology

Spinal cord cross section

Physiology

Radiation shielding

Physiology

Membrane with vesicle stage 4 side

Physiology

Arterial blood sample syringe

Physiology

B lymphocyte with surface receptors