The precise type of opportunistic infection (bacterial, viral, fungal, or protozoan/parasitic) that occurs depends on the type and extent of immunologic alteration, whether it is cellular, humoral, phagocytic, or a combined defect; and on organisms present inside and outside the body.
Definition of clammy. clammier. ; clammiest. 1 : being damp, soft, sticky, and usually cool cold clammy hands clammy air. 2 : lacking normal human warmth the clammy atmosphere of an institution.
A physical sensation is a feeling. When you sit on your foot so long that it falls asleep, you'll first have no feeling in it, and then you'll have a terrible pins and needles feeling. An intuitive sense about something can also be called a feeling. Your bad feeling about the field trip is justified when another kid throws up on you while riding the roller coaster. A vague sense or belief can also be referred to as a feeling.