Chapter 2 Flashcards
directional descriptions and body planes
ventral
belly or underside
dorsal
back
cranial
towards the head
caudal
towards the tail
anterior
front of the body
posterior
rear of the body
rostal
nose end of the head
medial
means toward the midline
lateral
away from the midline
superior
uppermost, above, or toward the head
inferior
lowermost, below, or toward the tail
proximal
nearest the midline
distal
farthest from the midline
superficial
near the surface
deep
away from the surface
palmar
the caudal surface of front paw (manus)
plantar
caudal surface of the back paw (pes)
midsagittal (median) plane
divides the body into equal right and left halves
Sagittal plane
divides the body into unequal right and left parts
dorsal plane
divides the body into dorsal and ventral parts
transverse plane -
divides the body into cranial and caudal parts
path/o
disease
eti/c
cause
lingual surface
aspect of the tooth that faces the tongue
palatal surface
tooth surface of the maxilla that faces the tongue
buccal surface
aspect of the tooth that faces the cheek
occlusal surface
aspects of the teeth that meet when the animal chews
labial surface
tooth surface facing the lips
contact surfaces
aspects of the tooth that touch other teeth
abdomen
portion of the body between the thorax and the pelvis, containing the abdominal cavity
thorax
chest region located between the neck and the diaphragm
membranes
thin layers of tissue that cover a surface
peritoneum
the membrane lining the walls of the abdominal and pelvic cavities and it covers some organs in this area
parietal peritoneum
the outer layer of the peritoneum that lines the abdominal and pelvic cavities
visceral peritoneum
inner layer of the peritoneum that surrounds the abdominal organs
umbilicus
the pit in the abdominal wall marking the point where the umbilical cord entered the fetus
recumbency
lying down
adduction
movement toward the midline
abduction
movement away from the midline
extension
straightening of a joint angle or the increase in the angle between two bones
flexion
means closure of a joint angle, or reduction of the angle between two bones
cell membrane
the structure lining the cell that protects threw cells contents and regulates what goes in the out
cytoplasm
gelatinous material located in the cell membrane that is not part of the nucleus
nuceolus
produces RNA that forms ribosomes
supination
the act of rotating the limb or body part so that the palmar surface is turned upward
pronation
act of rotating the limb or body part so that the palmar surface is turned downward
protoplasm
the cell membrane, cytoplasm, & nucleus