Ch. 7.2 Body Planes, Directions, and Cavities
contains the stomach, small intestine, most of the large intestine, appendix, liver, gallbladder, pancreas, and spleen
abdominal cavity
imaginary lines drawn through the body at various parts to separate the body into sections
body planes
internal to indicate the structures are located away from the body surface
Deep
body parts away from the midline plane
Lateral
contains the urinary bladder, the reproductive organ, and the last part of the large intestine
pelvic cavity
a more precise method of division is into nine abdominal regions
abdominal regions
mouth, teeth, and tongue structures
buccal cavity
location of the extremities (arms and legs) in relation to the main trunk of the body
Distal
body parts close to the midline plane
Medial
body parts on the back of the body
Posterior
body parts in front of the plane or in front of the body
Anterior
body parts located near the sacral region of the spinal column
Caudal
body parts on the back of the body
Dorsal
body parts close to the midline
midsagittal plane
location of the extremities (arms and legs) in relation to the main trunk of the body
Proximal
affect both sides of the body
Bilateral
body parts located near the head
Cranial
divides the body into a front section and a back section
frontal (coronal) plane
the nose structures
Nasal cavity
divides the body into left and right sections
Sagittal plane
spaces within the body that contains vital organs
body cavities
divided into two sections, containing the brain and spinal cavity
cranial cavity
below other parts
Inferior
three small cavities for the eyes
orbital cavity
contains the spinal cord
Spinal cavity