Anatomy: (defintion)
deals with the structure of the body and its parts
Physiology
studies the functions of these parts
Levels of Organization: Atom ->
molecule -> organelle -> cell -> tissue -> organs -> organ system -> organism
Homeostasis
maintenance of stable internal environment (body temp; blood pressure)
pleural cavity holds... (1)
lungs
,Abdominal cavity holds... (8)
liver, gallbladder, stomach, pancreas, spleen, kidney, small and large intestines
Cranial cavity contains the: (1)
brain
Pelvic cavity holds..
urinary bladder and reproductive organs
vertebral canal contains the: (1)
spinal cord
Thoracic cavity contains the (3)
heart, lungs, diaphragm
DIRECTIONAL TERMS OF THE BODY:
, Superior (cranial)
the part above another part or closer to the head
Inferior (caudal)
the part below another part or towards the feet
anterior (ventral)
towards the front of the body (the eyes are anterior to the brain)
Posterior (dorsal)
towards the back of the body
Medial
the imaginary midline dividing the body into equal right and left halves (the nose is medial to the eyes)
deals with the structure of the body and its parts
Physiology
studies the functions of these parts
Levels of Organization: Atom ->
molecule -> organelle -> cell -> tissue -> organs -> organ system -> organism
Homeostasis
maintenance of stable internal environment (body temp; blood pressure)
pleural cavity holds... (1)
lungs
,Abdominal cavity holds... (8)
liver, gallbladder, stomach, pancreas, spleen, kidney, small and large intestines
Cranial cavity contains the: (1)
brain
Pelvic cavity holds..
urinary bladder and reproductive organs
vertebral canal contains the: (1)
spinal cord
Thoracic cavity contains the (3)
heart, lungs, diaphragm
DIRECTIONAL TERMS OF THE BODY:
, Superior (cranial)
the part above another part or closer to the head
Inferior (caudal)
the part below another part or towards the feet
anterior (ventral)
towards the front of the body (the eyes are anterior to the brain)
Posterior (dorsal)
towards the back of the body
Medial
the imaginary midline dividing the body into equal right and left halves (the nose is medial to the eyes)
