Glossary

allele

allelic

anodontia

Lack of teeth – in EvC it is partial

atrial

Of the atrium

atrium

a chamber in the heart which collects blood, left from the lungs, right from the body.

autosomal

Of any chromosome which isn’t a sex chromosome

chondro-

Of cartilage

congenital

Any condition you are born with

distal

Further from the trunk

dysplasia

dystrophy

ectoderm

The embryo starts off as a 3 layered disc. This is the outermost layer

genotype

Your genetic makeup

heterozygous

Having two different genes for one trait, eg. If you carry EvC you have 1 EvC gene and one not.

hexodactyly

Having 6 fingers/toes

homozygous

Havng two of the same gene for one trait, eg. If you have EvC you have 2 genes for it

hypoplasia/hypoplastic

Smaller than normal

nonhomologous

phenotype

Your appearance

polydactyly

Having more than the usual number of digits

postaxial

On the pinky side of the hand or foot

proximal

Closer to the trunk

recessive

Any genetic trait which requires you to have two of the same gene to show that trait outwardly

septum

A wall between structures in the body, eg. You have a septum separating your nostrils and separating the chambers in the heart

syndactyly

2 fingers or toes which didn’t separate fully