anatomy of a female spider![click to hear](/images/speaker.jpg)
fang ![click to hear](/images/speaker.jpg)
Curved part below the eyes and attached to the venom gland; it allows the spider to catch its prey to inject it with venom.
poison gland ![click to hear](/images/speaker.jpg)
Organ producing an acidic secretion made of venom; it is attached to the fang.
cloaca ![click to hear](/images/speaker.jpg)
Orifice common to the intestine and the genital and urinary tracts; it is located at the terminal end of the digestive tract.
eye ![click to hear](/images/speaker.jpg)
Organ of vision joined to the brain by a nerve; the spider usually has four pairs of simple eyes.
stomach ![click to hear](/images/speaker.jpg)
Dilated section of the digestive tract preceding the intestine; it receives food to be digested.
heart ![click to hear](/images/speaker.jpg)
Muscular organ helping blood to circulate.
digestive glands ![click to hear](/images/speaker.jpg)
Organs producing a secretion that contributes to digestion.
anus ![click to hear](/images/speaker.jpg)
Terminal orifice of the digestive tract enabling ejection of fecal matter.
spinneret ![click to hear](/images/speaker.jpg)
Appendage located near the anus, where the silk glands end; the spider generally has three pairs.
silk glands ![click to hear](/images/speaker.jpg)
Silk-secreting organs located in the abdomen and ending in the spinneret.
oviduct ![click to hear](/images/speaker.jpg)
Canal through which the eggs are expelled from the ovaries.
vagina ![click to hear](/images/speaker.jpg)
Female organ of copulation located on the ventral face of the abdomen.
ovary ![click to hear](/images/speaker.jpg)
Female genital gland producing the eggs.
seminal receptacle ![click to hear](/images/speaker.jpg)
Pouch where sperm is stored for fertilizing the eggs.
book lung ![click to hear](/images/speaker.jpg)
Respiratory organ that helps to oxygenate the blood; the respiratory system has one or two pairs, depending on the type of spider.
intestine ![click to hear](/images/speaker.jpg)
Section of the digestive tract between the stomach and the anus where nutrients are absorbed and waste is turned into fecal matter.
cecum ![click to hear](/images/speaker.jpg)
Lateral canal located in the anterior portion of the intestine where especially a part of digestion and fermentation take place.
brain ![click to hear](/images/speaker.jpg)
Main organ of the nervous system; it is located in the cephalothorax.
coxal gland ![click to hear](/images/speaker.jpg)
Organ appended to the hip and producing a secretion that contributes to excretion.
esophagus ![click to hear](/images/speaker.jpg)
Canal of the anterior portion of the digestive tract; it carries food to the stomach.