Structure & Function
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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Anatomy | Study of the structure of an organism & the relationship of its parts; done by dissection
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Physiology | Study of the functions of living organisms & their parts
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Pathology | scientific study of disease; uses principles of anatomy and physiology to determine nature of diseases
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cells | smallest living units of structure and function in the body
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tissues | organization of many cells that act together to perform a common function
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organs | group of several different kinds of tissues arranged so they can act together as a unit to perform a special function
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Systems | organization of varying number and kinds of organs arranged so that they can together perform complex functions of the body
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supine position | body is lying face upward
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prone position | body is lying face downward
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superior (S) | toward the head; upper; above
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inferior (I) | toward the feet; lower; below
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anterior (A) | front; in front of
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posterior (P opposite A) | back; in back of
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ventral | toward the belly (can use in place of anterior)
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dorsal | toward the back (can be used in place of posterior)
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medial (M) | toward the midline of the body
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lateral (L opposite M) | toward the side of the body or away from the midline
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proximal (P opposite D) | toward or nearest the trunk of the body or nearest the point of origin of one of its parts
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distal (D) | away from or farthest from the trunk or the point of origin of a body part
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superficial | nearer the surface
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deep | farther away from the body surface
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R | right
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L | left
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sagittal | lengthwise plane running from front dividing body into L and R parts
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frontal/coronal | lengthwise plane running side-to-side; divides body into anterior and posterior parts
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transverse/horizontal | divides body into upper and lower portions
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dorsal cavity | 1) cranial cavity/brain 2) spinal cavity/spinal cord
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axial body portion | head, neck, torso/trunk
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appendicular body portion | upper and lower extremities
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atrophy | degenerative process resulting from disuse
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homeostasis | relative constancy of the internal environment
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feedback loop | a highly complex and integrated communication control system classified as negative or positive
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negative feedback loops | opposes or negates change in a controlled condition to cause a return to normal
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positive feedback loops | stimulatory; temporarily amplify or reinforce change that is occurring. Rate increases until something causes it to stop
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sensor | detector of changes in feedback loop
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Created by:
kaad42
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