Etiology
Etiological
an ________ agent is the agent causing a disease
Reservoir
a _____ is the primary habitat in the natural world from which a pathogen
originates (living or nonliving)
Source
a ______ is the individual or object from which an infection is actually acquired
Carrier
a _______ is an individual who inconspicuously shelters a pathogen and
spreads it to others without any notice
Fomite
a _____ a nonliving object that indirectly transmits disease (tissues, towels,
doorknobs, etc.)
Zoonosis
_______ is an infection indigenous to animals but naturally transmissible to
humans (human does not contribute to the persistence of the microbe)
Communicable
a ________ disease is a disease that is spread from one host to another (not
necessarily easily spread)
Contagious
, a _______ disease is a disease that is EASILY spread from one host to
another
Noncommunicable
a _________ disease is a disease that is not transmitted from one host to
another
Prodromal
during the _______ period, the patient has minor symptoms and has not
reached the period of illness yet
Convalescence
during the period of ________, the patient is regaining strength and is starting
to recover, but may still be contagious (depending on the disease)
Symptom
a ______ is a change in body function that is felt by a patient as a result of
disease (not measurable); example: headache, fatigue
Sign
a _____ is a change in a body that can be measured or observed as a result
of disease
Syndrome
a _______ is a specific group of signs and symptoms that accompany a
disease
Sequelae
________ is long-term or permanent damage to tissues or organs as a result
of a disease
Systemic