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MCAT MCAT Meaning by word 085

MCAT MCAT Meaning by word 085

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Q1

n. blockage

a

collection of specialized transport vessels and tissue which makes and transports lymph

b

group of cells specialized to produce secretory substances

c

the hormones adrenaline and noradrenaline that are made and secreted by the adrenals

d

an obstacle that prevents things from moving along

Q2

n. adrenal glands

a

a factor which can change and needs to be accounted for in a situation or experiment

b

the breakdown of food to release energy into cells

c

low glucose concentration in the blood

d

endocrine glands above kidney

Q3

n. crustacean

a

chemical element with the symbol Ca which is used to make bones and teeth

b

the process by which blood cells are made

c

arthropod that lives in water and is characterised by a hard shell, segmented body and jointed limbs

d

organ that stores urine

Q4

n. binary fission

a

fibers located throughout the cytoplasm of a cell

b

type of asexual reproduction which leads to splitting of parental cells in two equal parts

c

nostrils

d

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

Q5

n. sympathetic nervous system

a

one of the two parts of the autonomic nervous system

b

digested food moving from the stomach to the duodenum

c

nerve tissue of the central nervous system that is pale in comparison to the gray matter because it contains more nerve fibers (the myelin covering the nerve fibers is white)

d

the form in which creatine is excreted from the body

Q6

n. X-rays

a

instrument for measurment of volume of air passing the lung

b

electromagnetic radiation of short wavelength that can penetrate opaque matter and are useful in diagnosis (radiography) and radiation treatment (radiotherapy)

c

disease of pancreas due to lack of insulin

d

inability to sleep

Q7

n. trachea

a

making a suspension of small globules of one liquid in a second liquid with which the first will not mix

b

'windpipe'; cartilaginous tube that connects the larynx to the bronchi

c

a single incident of a disease

d

a combination of reacting particles (atoms; molecules or ions) when they are at the top of the activation energy barrier between the products and the reactants

Q8

n. tympanum

a

the middle ear (tympanic cavity) and the eardrum (tympanic membrane)

b

cleavage of an unsaturated molecule at the position of unsaturation by transformation to the ozonide followed by a breakdown

c

chemical reaction in which solvent molecules or ions combine with each other and build a new compund

d

region in the retina in which fibers leave the retina and which does not consist of rods and cones

Q9

n. gait?

a

a chemical in tobacco

b

unreactive metallic element with chemical symbol Cu that is essential for red blood cell formation

c

the laws that describe the behavior of ideal gases according to the ideal gas equation

d

a way of walking

Q10

n. sodium

a

chemical element with the symbol Na that is an important ion in cells

b

molecule containing an alkyl group

c

unit of energy equal to the work done when the point of application of a 1-newton force is displaced through a distance of 1 meter in the direction of the force

d

fatty acids that contain as many hydrogen atoms as possible

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