MODEL RELEASED. STD test. Doctor performing a urethral swab test for sexually transmitted diseases (STDs) on a male patient. The urethra is the tube that carries urine and sperm out of the penis. The swab takes a sample of cells from the urethra. The sample will be wiped on a nutrient medium to grow and identify any bacteria or fungi that are present | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Marazzi, Dr. P. |
Bildgröße: | 4288 px × 2848 px |
Modell-Rechte: | vorhanden |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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