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MCAT Word List # MCAT/M69

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Explanation of mesothelioma (noun)
form: no plural

form of cancer that is caused by asbestos

Sample of mesothelioma
Malignant mesothelioma is a very aggressive form of cancer which arises in thoracic avity.



   
Explanation of itch (noun)
form plural: itches

Local irritation of the skin that makes you want to scratch

Sample of itch
Scratching an itch makes it itchier!



   
Explanation of menstrual cycle (noun)
form: no plural

monthly cycle in the female reproductive system

Sample of menstrual cycle
The average menstrual cycle lasts 28 days.

Medical term menstrual cycle
Dictionary.com · Cambridge Dictionaries · Merriam-Webster · Onelook.com


   
Explanation of molecule (noun)
form plural: molecules

two or more atoms of the same or different elements that unite because of Van der Waal's forces

Sample of molecule
The hydrogen molecule is very small compared to a molecule of DNA.



   
Explanation of umbilical cord (noun)
form: no plural

cordlike structure connecting the fetus with the placenta

Sample of umbilical cord
Nutrition is transported from the mother to the fetus via the umbilical cord.



   
Explanation of smooth muscle (noun)
form: no plural

muscle that produces slow, long-term contractions; found in hollow organs

Sample of smooth muscle
The stomach, intestines and bladder are lined with smooth muscle.



   
Explanation of phosphate (noun)
form plural: phosphates

phosphoric acid in the salt or ester form

Sample of phosphate
Creatine phosphate is an example of a phosphate.



   
Explanation of mitosis (noun)
form: no plural

cellular division producing somatic cells with a full quota of chromosomes after each division

Sample of mitosis
Identical daughter cells are formed after a cell divides by mitosis.



   
Explanation of heterotroph (noun)
form plural: heterotrophs

organism that depends on autotrophs (producers) for food and oxygen

Sample of heterotroph
Animals are multicellular heterotrophs.



   
Explanation of endotoxin (noun)
form plural: endotoxins

a harmful protein contained within certain bacteria and released only when the bacterium dies or is broken down

Sample of endotoxin
Certain gram-negative bacteria produce endotoxins.



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