Excretory Overview
job of excretory system is to maintain...
homeostasis
substance that gets filtered through nephron is called this
filtrate
neuron
Brain and spinal cord
CNS
Taste buds sense this
taste
Narrow tubes that carry urine from kidneys to bladder
ureters
This loop helps control the amount of water in urine
loop of Henle
Part of neuron that receives a nerve impulse
dendrite
Nerves NOT part of brain or spinal cord
PNS
Part of eye that controls amount of light that enters eye
pupil
Stores urine until it exits body
bladder
This is one substance that will get reabsorbed into the blood stream during filtration
nutrients, glucose, water
Part of neuron that is covered with myelin sheath
axon
Reflex arc only involves this
PNS
Help with color vision
cones
carries blood AWAY FROM HEART to KIDNEY
renal artery
This is what is removed from the bloodstream during filtration
urea
Interneuron
Branch of PNS that regulates blood pressure, heart rate, etc (involuntary processes)
autonomic
Sends info from ear to brain
auditory nerve
Carries blood OUT OF KIDNEY Back TOWARDS heart
renal vein
POP UP TRIVIA: What is the capital of NH?
Concord
cells in the brain and spinal cord that allow us to move, speak, swallow and breathe by sending commands from the brain to the muscles that carry out these functions
motor neuron
Branch of PNS that is associated with skeletal muscle movement
somatic
Blind spot is due to presence of ...
optic nerve