chapter 1 anatomy Flashcards
Physiology
How everything works
Anatomy
Science of structure and how living things are organized
Negative feedback
Brings back to homeostasis
Positive feedback
Pushes farther away from homeostasis
Proximal
Closer to your torso
Elbow is proximal to wrist
distal
Farther away from torso
Superior
Closer to head
Inferior
Closer to feet
Midline
Close to equal parts on left and right
Medial
Closer to midline
Lateral
Farther away from midline
DORSOL or posterior
Back of body
VENTRAL or anterior
Front of body
Plane
“Glass cutting through”
Section
Looking at something specific (tissue)
Sagittal
Anything that cuts left an right
Midsagittal
100% down the middle. Equal halves
Parasagittal
Unequal left and right halves
CORONAL or frontal
Divides body or organ into front and back
Transverse, cross sectional, horizontal
Divides lower and upper half
Oblique plane
Cuts through two other planes
Dorsal body cavity
Cranial cavity and vertebral cavity
Cranial cavity
Has the brain and formed by skull
Vertebral or spinal cavity
Contains spinal cord and formed by vertebral column
Meninges
Line dorsol body cavity
Double layer sack that covers brain and spinal cord
Ventral body cavity
Thoracic cavity above diaphragm
Abdominal pelvic cavity- below diaphragm
Serous membrane
Thin slippery membrane lines body cavities not open to the outside. Covers all organs
Parietal layer
Membrane not touching organs
Visceral layer
Membrane touching the organ
Pericardium
Heart tissue
Pleura
Membrane on the lungs
Viscera
All internal organs
Frontal
Forehead
Cranium
Eyebrows and up
Facies
Bottom of eyebrows to chin
Oris
Mouth
Mentis
Chin
Axilla
Armpit
Brachium
Elbow to shoulder
Antebrachium
Inside elbow