absence or lack

acardia, lack of heart/anaerobic, in the absence of oxygen

departing from, away from

abnormal, departing from normal

hearing

acoustics, the science of sound

extreme or extremity, peak

acrodermatitis,inflamation of the skin of the extremities

gland

adeniform, resembling a gland in shape

contest

agonistic and antagonistic, muscles which oppose eachother

of one another

allels, alternate expressions of a gene

vestibule

atria, upper chambers of the heart

horn

stratum corneum, outer layer of the skin comosed of (horny) cell

bark

cotex,the outer layer of the brain, kidney, adrenal glands, and lymph nodes

well

euesthesia, a normal state of the senses

blow, blown

flatulence

bag, bellows

hair follicle

old man

gerontology the study of aging

nail

gomphosis, the term applied to the joint between tooth and jaw

horse

insert

intercalated discs, the end membranes between adjacent cardiac muscles

horn

keratin, the water repellent protein of the skin

passage

external acoustic meatus, the ear canal

a feather

unipennate, bipennate muscles, whose fascicles have a feathered appearance

beam timber

trabeculae, spicules of bone in spongy bone tissue

wander