Light micrograph transverse section through the proventriculus or glandular stomach of a chicken. This is where digestion primarily begins. Hydrochloric acid and digestive enzymes, such as pepsin, are added to the feed and begin to break it down more significantly than the enzymes secreted by the salivary glands. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Downer, Nigel |
Bildgröße: | 4582 px × 3853 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |