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explains osmotic pressure ndash functions of plasma proteinsplasma proteins exert an osmotic pressure of 25 mm hg which helps in maintaining plasma
explain the history and milestones of the concept of bloodin this section we will discuss about the historical development of the concept of blood
define the term blood ldquothe ancients believed that blood was the seat of the emotions blood a body fluid has been correctly termed as an
explain differentiated cells in an organismthese are the post-mitotic cells which have undergone specialization andor exhibit the division of labor
explain undifferentiated cells in an organismthese cells are capable of undergoing division and development for example the stem cells animals and
define benefits and constraints of multicellular organismssome of the benefits and constraints of multicellular organisms are as follows1 there is a
explain the functions of multicellular organismmulticellular organisms are specialized quite similar to a team that does a lot of work efficiently as
explain the functions of unicellular organismyou might wonder what functions a single-celled organism is capable of performing surprisingly a
define unicellular organisms and multicellular organismsyou may be aware that some organisms are made up of only one cell while others have more than
explain cell - the basic unit of lifeyou must be aware of the fact that the cell is the basic unit of life what do you understand by the term cell
explain relationship of vitamins and mineral with physiologythey play a major role in the bodys functioning vitamin a is necessary for night vision
define relationship of proteins with physiologythese form building block through their amino acids they pass through blood stream and go to liver
define fats - nutritional componentsonce the body stops eating it begins to live on its fat fat storing depots adipocytes are located in the
define carbohydrates sugar like a candle can burn but burning requires oxygen we eat to do work to do their work cells need an important group of
define nutritionto common man the word nutrition implies food food is essential for growth and development physiology becomes an interlink between
explain modulating process of ageingdespite various researches ageing becomes an inevitable process the only option is to have good control measures
explain genetic theory of ageingrate of ageing varies between species the difference is in the genetic changes in the species thus it can be said
explain free-radical theory of ageingthe body is subjected to a dilemma on one hand o2 is essential for life and on the other hand oxidative
explain somatic mutation theory of ageingrandom mutation makes the cells inefficient an increase in the number of mefficient cells in an organ
explain error catastrophe theory of ageingas the cells age there is a random increase in error in protein synthesis due to insertion of wrong amino
define age related changes in special sensespresbyopia decline in the ability to focus near objects senile cataract etc can be observed as eye
define age related changes in nervous systemvarying degrees of atrophy in neuronal areas can be observed neurotransmitter functions are hampered the
define age related changes in endocrine systemthere is a decrease in blood concentration of the hormone binding protein transport sensitive
define age related changes in excretory systemthere is a progressive decrease in the number and size of nephrons fiasic unit of the kidney there is a
define age related changes in alimentary canaladvancement in ageing leads to loss of teeth in this process first the enamel changes then dentine