It only assists the movement of food from the pharynx to the stomach. The repeated relaxations and contractions allow the food to move to the posterior end this movement of the esophagus is called peristalsis. Stomach The food enters the stomach through the cardiac sphincter, which is a ...
Until now, the closest antecedent to a wiring diagram of the whole brain has been the reconstruction of a fly ‘hemibrain’1, a pioneering resource that has already become indispensable toDrosophilaresearchers. It is estimated to contain around 20,000 neurons that are ‘uncropped’—that is, mi...
lips, tongue, and flour of your mouth. If these lymph nodes become swollen it could be due to infections of your neck, ears, pharynx, eyes, head, and sinuses. These are also referred to as your posterior cervical lymph nodes.
Answer and Explanation:1 a - nasal cavity b - parotid gland: gives rise to the parotid duct c - parotid duct: leads into the oral cavity d - sublingual gland: below the...
The oral groove opens in the mouth known ascytostomeand to the gullet or pharynx There are numerous food vacuoles present for digesting food There is an anal pore present on the ventral surface in the posterior half of the cell known ascytoproct or cytopyge, which helps in egesting undiges...
and lungs. The alimentary canal at its tail end splits longitudinally into two tubes—ananteriorand a posterior. The anterior tube becomes thebladder,urethra, and, in the female, the lining of thevagina, where it joins a depression of the ectoderm. The posterior (dorsal) tube becomes therect...