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MCAT Word List # MCAT/W49

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Description of barium (noun: no plural)
metallic element found only as compounds

Samples of barium
Barium is soft, white and is used to view the alimentary system in X-rays.



   
Description of first aid (noun: no plural)
the initial care used in emergencies to help a wounded or ill person

Samples of first aid
First aid can save lives.



   
Description of itch (noun: plural: itches)
Local irritation of the skin that makes you want to scratch

Samples of itch
Scratching an itch makes it itchier!



   
Description of dinucleotide (noun: plural: dinucleotides)
two nucleotide chains coiled together to form an double helix

Samples of dinucleotide
Dinucleotides; such as nicotinamide adenine dinucleotide (NAD) are important in metabolic processes.

Determination of dinucleotide
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Description of nervous system (noun: no plural)
the organ system that coordinates the activities of the body

Samples of nervous system
Muscular Sclerosis is a disease of the nervous system.

Determination of nervous system
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Description of spindle fibers (noun: only plural)
achromatic filaments forming a spindle during cell division

Samples of spindle fibers
During the first stage of mitosis, spindle fibers consisting of microtubules and proteins occur near the centrioles.

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


   
Description of thoracic cavity (noun: no plural)
the chest cavity

Samples of thoracic cavity
The thoracic cavity contains the heart and lungs.

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


   
Description of conserve (verb: conserved; conserved; conserving)
to protect; maintain; hold

Samples of conserve
Plants conserve water in times of drought.



   
Description of regenerate (verb: regenerated; regenerated; regenerating)
to grow again; to reform after injury

Samples of regenerate
The epidermis can regenerate after injury.



   
Description of ecology (noun: no plural)
the relationships between all communities of living organisms and their environment

Samples of ecology
An ecologist knows all about ecology.



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