<span>The chain of infection, if we think of it as an actual chain, is made up of six different links: pathogen (infectious agent), reservoir, portal of exit, means of transmission, portal of entry, and the new host. Each link has a unique role in the chain, and each can be interrupted, or broken, through various means
a-infectious agent
b-portal of entry
c-portal of exit
d-reservoirs</span>
The answer to the first unknown is "Sensation" while in the second unknown is "Perception". These two words are very different such that the "sensation" is when the sense organ detected external physical stimuli but the "perception" is the processing, organizing and interpreting of those stimuli captured by sensation in the brain.
Answer:
The part of the digestive tract that contains villi is the small intestine.
36/3s is the answer cause 18x3 is 36 and it is 3 seconds so 36m/3s
<span>The Disengagement Theory is a theory of aging
that refers to a decrease in interactions between an aging person and the
social system he belongs to. The theory suggests that it is only natural and
acceptable for older adults to withdraw from society as aging is an inevitable
process of life. It is formulated by Cumming and Henry in 1961 and is
considered as the first theory of aging that social scientists have developed. It
is one of the three major psychosocial theories that describe people’s
characteristics as they grow of old age.</span>
