5) Anatomy Introduction Flashcards
Anatomical Position
Standing erect with the arms at the side and palms turned forwards
Frontal Plane
and Joint actions
Divides the body into front and back.
Abduction and adduction
Sagittal Plane and joint actions
Divides the body into right and left.
Flexion and extension.
Transverse Plane and joint actions
Also horizontal plane, divides body into upper and lower.
Rotation, horizontal flexion and extension.
Cells
The smallest structural units; organisations of various chemicals.
Tissues
Organisations of similar cells.
Organs
Organisations of different kinds of tissues.
Systems
Organisations of many.
Superior
Above, toward your head.
E.g. your knee is superior to your ankle.
Inferior
Below, toward your feet.
E.g. your hand is inferior to your shoulder.
Anterior
(Ventral) In front of.
E.g. your sternum is anterior to your heart.
Posterior
(Dorsal) Behind, in back of.
E.g. your vertebrae are posterior to your sternum.
Medial
Toward the midline, positioned closer to the midline of the body.
E.g. your nose is medial to your ears.
Lateral
Away from the midline, positioned further away from the midline of the body.
E.g. Your ears are lateral to your nose.
Proximal
Toward of nearest the trunk, or nearest the point of origin.
E.g. elbow is proximal to wrist.
Refers to limbs only.
Distal
Away from or farthest from the trunk.
E.g. toes are distal to the knee.
Refers to limbs only.
Superficial
Closer to the body’s surface.
Superficial wound, superficial muscles.
Deep
Further in from the body’s surface.
Muscles are deep to the skin.
Organ
A structure made up of two or more kinds of tissues organised in such a way that they can together perform a more complex function than any tissue alone.
Organ System
A group of organs arranged in such a way that they can together perform a more complex function than can any organ alone.