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MCAT Word List # MCAT/W71

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Description of retina (noun: plural: retinas)
light-sensitive cells lining the eye

Samples of retina
The retina is at the back of the eye.



   
Description of chirality (noun: no plural)
characteristic of a molecule being unable to superimpose it on its mirror image

Samples of chirality
Chirality is most frequently encountered when carbon atoms have four different substituents.



   
Description of allele (noun: plural: alleles)
one of two or more alternative forms of a gene; can be dominant or recessive

Samples of allele
There is an allele for blue eyes and another for brown.



   
Description of menstrual period (noun: plural: menstrual periods)
the monthly bleeding that occurs cyclically in a women during the reproductive years; menses

Samples of menstrual period
The menstrual periods are often simply called 'periods'.

Determination of menstrual period
Dictionary.com · Cambridge Dictionaries · Merriam-Webster · Onelook.com


   
Description of ulna (noun: plural: ulnas)
long bone of the lower arm (forearm)

Samples of ulna
The ulna and radius are the two bones of the lower arm.



   
Description of dislocation (noun: plural: dislocations)
when a bone is out of position with the joint

Samples of dislocation
Dislocations are very painful.

Determination of dislocation
Dictionary.com · Cambridge Dictionaries · Merriam-Webster · Onelook.com


   
Description of gluconeogenesis (noun: no plural)
the production of glucose from protein or fat stores

Samples of gluconeogenesis
Glucose is made in the liver by gluconeogenesis.

Determination of gluconeogenesis
Dictionary.com · Cambridge Dictionaries · Merriam-Webster · Onelook.com


   
Description of cannabis (noun: no plural)
a drug also known as marijuana

Samples of cannabis
Cannabis can precipitate psychosis in some people.



   
Description of cerebral cortex (noun: no plural)
outer covering of the cerebrum responsible for consciousness, memory, intellect, voluntary activity and sensory perception

Samples of cerebral cortex
The cerebral cortex makes up 40%of the brain by weight.

Determination of cerebral cortex
Dictionary.com · Cambridge Dictionaries · Merriam-Webster · Onelook.com


   
Description of cholesterol (noun: plural: cholesterols)
a steroid that plays an important part in metabolism

Samples of cholesterol
Cholesterol is needed to make cell membranes.

Determination of cholesterol
Dictionary.com · Cambridge Dictionaries · Merriam-Webster · Onelook.com


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