excretion Flashcards
ch 4-
what is hoemostatis
a state of balance among all the body systems needed for the body to survive
what are the substance present in both urine and blood
calcuim phosphorous uric acid ueria glucose
reddish brown part of kidney is called
cortex
which gland is present on the kidney
adrenal gland
what hormone does adrenal gland produce
adrenaline
the part where all tubes and pipes of kidney are connected TO kidney
hilum
pale inner zone of kidney
medulla
how many nephrons does each kidney have
1.3 to 1.8 million
nephrons are also known as
uriniferous tubules
PCT full form
proximal convoluted tubule
DCT full form
distal convoluted tubule
glomerular filtration is also known as
ultra filteration
what is primary metabolism
substance useful for growth and develpment
what is secondary metabolism
substance not useful for growth and development
what is metabolism
a process by which our body converts food into energy
filterate after glomerular filtertion is
primary urine
primary urine is almost equal to
blood in chemical composition without RBC
concentration of urine is though
a hormone called vasopressin
condition for low deficency of vasopression hormones
diabetes insipidus
ureter is of how many cm?
30 cm
the movement of urine in ureter is
peristalysis
capacity of urinary bladder
300-800 ml
size of urethra is males and females
females- 4 cm males- 20 cm
which duct is common is males and seperate in females
urino-genetal duct
what is micturation and when does it occur
the urge to urine when the bladder is filled uptp 300-400 ml
total amount of urine excreted per day
1.6 to 1.8 liters
breakdown of urea or uric acid gives
ammonia
composition of urine
96% water 2.5% organic substances 1.5% inorganic substance
ESRD full form
end stage renal disease
what uremia
comdition where kidneys stop working leading to accumilation of water and waste
amoeba excreates through
oesmoregulatory organ called contractile vacoule
dialysis was invented by
william kollf
first kidney transplantation was done by
dr charles hufnerg in 1954 washington DC
tubes in dialysis machine is made of
cellophane
what is haemodialysis
the process of filtering blood of a person when both kidneys get damaged
name an anticogulant
herapin
what is dialysis
removal of nitrogenous wastes from blood
what is excretion
removal of substance from our body
what is secretion
movemtn of substance from on eplace to another
what is protozoa and their form of excretion
single celled eukaryotics through simple diffusion
what is porifera
porifera- sponges through water baths
platyhelminthes excretory system
flame cells
nematoda excerotery system
renette cells
raphids
waste of plants get stored in friuts in solid form
symbiotic relationship
two organims that coinence with each other for their own benifits such as shelter
what are alkaloids
nitrogenus waste products which are posinous found in various parts
ex- quinine nicotine cocaine caffine
what are tannins
carbon products, used ofr tanning of leather and medicines
what are resins
mostly in gymnosperms in spelized passages ex- pinus
what are gums
oozes a sticky substance when cut through stems ex-neem acacia
uses of gums
binding agents pepeation of medicines of food
latex
sticky milky white substance secreted in some plants
rubber plant and bio-diesel- latex scientific name
hevea brasiliensis- rubber plant
jatropa- bio-diesel
annelids and their excetaory process
annelids such as earthworms nephridia
