This is how these work activity levels are defined. Sedentary work means that you are able to sit for up to 6 hours in an 8 hour day and lift up to 10 lbs. occasionally during a day; Light work means that you can stand and walk for up to 6 hours in an 8 hour day and lift 10 lbs. frequently and 20 lbs. occasionally; Medium work means that you can stand and walk for up to 6 hours in an 8 hour day and lift 25 lbs. frequently and 50 lbs. occasionally.
Cavum velum interpositum (CVI) is commonly an incidental asymptomatic finding on imaging studies. Encystment can occur and, in most situations, is also asymptomatic.
Cilia: minuscule cilia that envelop the paramecium and are used for locomotion. (These protists are called Ciliates). Contractile Vacuole: cavity of the paramecium that is able to contract. Food Vacuole: cavity of the paramecium responsible for digestion. Micronucleus: one of the important central organelles of a paramecium. Oral Groove: canal of the paramecium used to ingest nutrients. Gullet: cavity of the pharynx.