Body Parts

chelicera
either of the first pair of fang-like appendages near the mouth of an arachnid; often modified for grasping and piercing
 
spinal nerve roots
either of two roots of the spinal nerves
 
uterine vein
one of two veins on each side that arise from the uterine plexus and empty into the internal iliac vein
 
cannon bone
greatly developed metatarsal or metacarpal bone in the shank or cannon part of the leg in hoofed mammals
 
sensorium
the areas of the brain that process and register incoming sensory information and make possible the conscious awareness of the world
 
keel
the median ridge on the breastbone of birds that fly
 
neural structure
a structure that is part of the nervous system
 
nephron
any of the small tubules that are the excretory units of the vertebrate kidney
 
spicule
small pointed structure serving as a skeletal element in various marine and freshwater invertebrates e.g. sponges and corals
 
inferior thalamostriate vein
tributaries to the basal vein
 
perforated eardrum
an eardrum with a hole or tear in it; can interfere with normal hearing and cause other ear problems
 
auricular appendage
a pouch projecting from the top front of each atrium of the heart
 
vena cephalica accessoria
a vein that passes along the radial edge of the forearm and joins the cephalic vein near the elbow
 
rete testis
network of tubules carrying sperm from the seminiferous tubules to the vasa efferentia
 
vena labialis
a vein draining the lips of the mouth
 
mouth
the externally visible part of the oral cavity on the face and the system of organs surrounding the opening
 
appendicular skeleton
the part of the skeleton that includes the pectoral girdle and the pelvic girdle and the upper and lower limbs
 
kinetochore
a specialized condensed region of each chromosome that appears during mitosis where the chromatids are held together to form an X shape
 
venae labiales anteriores
veins from the labia majora to the external pudendal vein
 
fontanelle
any membranous gap between the bones of the cranium in an infant or fetus
 
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