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PCAT Word List # PCAT/M34

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  Word Explanations biotin, hysterectomy, gas, patella, freezing point, cerebral infarction, rib cage, lysis, facilitated diffusion, secondary structure


   
Explanation of biotin (noun)
form plural: biotins

part of the vitamin B complex

Sample of biotin
Biotin is found in eggs and yeast.



   
Explanation of hysterectomy (noun)
form plural: hysterectomies

a surgical operation where the womb is removed

Sample of hysterectomy
Hysterectomy may be performed for cancer of the uterus.
The average age of menopause in those who had not had a hysterectomy was 48 years (range 42 to 59) and they were 5 years (mean; range 1 to 18) postmenopausal at the time of the study.



   
Explanation of gas (noun)
form plural: gases

a substance which exists in a vapor form at room temperature (neither a liquid nor a solid)

Sample of gas
Examples of gases include oxygen, hydrogen and helium.



   
Explanation of patella (noun)
form plural: patellae

knee cap

Sample of patella
The patella is very mobile.



   
Explanation of freezing point (noun)
form plural: freezing points

temperature at which a liquid turns to a solid at a particular pressure

Sample of freezing point
The freezing point of water is 32 degrees Fahrenheit.



   
Explanation of cerebral infarction (noun)
form: no plural

the death of brain tissue due to inadequate blood flow

Sample of cerebral infarction
The patient suffered a cerebral infarction and was paralyzed.
The triggering event in myocardial or cerebral infarction is not the atherosclerotic lesion of the blood vessel wall but the obstruction of the artery by a thrombus.



   
Explanation of rib cage (noun)
form plural: ribcages

the bony cavity of the chest formed by the costa and sternum

Sample of rib cage
The rib cage protects the lungs and heart.



   
Explanation of lysis (noun)
form plural: lyses

disintegration; destruction

Sample of lysis
Lysosomes play a role in cell and organelle lysis.
In addition to antibiotics, it should be recognised that enzymes are microbial products which could also be involved in the biocontrol action, for example, by causing the lysis of the cell walls of pathogens during the phenomenon of mycoparasitism.



   
Explanation of facilitated diffusion (noun)
form: no plural

passive process where a carrier protein helps a molecule such as glucose move through the plasma membrane

Sample of facilitated diffusion
Facilitated diffusion does not require energy.



   
Explanation of secondary structure (noun)
form plural: secondary structures

the coiling of the peptide chains in a protein in specific ways

Sample of secondary structure
The secondary structure of a protein sheet may be that of an alpha helix or a beta pleated sheet.



  Explain the words biotin, hysterectomy, gas, patella, freezing point, cerebral infarction, rib cage, lysis, facilitated diffusion, secondary structure

  Preparation book: Avidin-Biotin Interactions

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     PCAT prep test: English Vocabulary Words: Examples of Nouns         PCAT vocab test: Free word games: Online Nouns Quiz         PCAT Test: (printable version)         Meaning of biotin, hysterectomy, gas, patella, freezing point, cerebral infarction, rib cage, lysis