What is the purpose of the Malpighian tubules in this depicted internal spider anatomy Eyes Poison gland Pedipalp Chelicera

Question

What is the purpose of the Malpighian tubules in this depicted internal spider anatomy Eyes Poison gland Pedipalp Chelicera Brain Pharynx Pumping Digestive Anterior Pericardial stomach sinus ceca aorta Coxal gland Seminal lung receptacle Subesophageal Ventral Book sinus ganglion Ostium Digestive gland The tubules release silk through the anus The tubules are used mainly used for excretion The tubules connect to the foregut for digestion The tubules secrete enzymes to easily digest prey Vagina Lateral blood vessel Malpighian tubule Stercoral pocket Silk glands Anus Spinnerets

Kunduz · Accepted Answer

Click to see the answer