Neurotransmision

Question 1

First 3 steps of Neurotransmission

Answer 1

Action pontential to terminal
Voltage gated Ca2 channels open
Calcium Enters axon terminal

Question 2

Last 3 steps of Neurotransmission

Answer 2

Neurotransmitter is released and diffuses into synaptic cleft
Neurotransmitter binds to postsynaptic receptors
Neurotransmitter is removed from synaptic cleft

Question 3

Function of liver

Answer 3

Role in protein, carbohydrate and lipid synthesis
Storage of glycogen, vitamins and iron
Reticuloendotheilal system
Liver cells metabolise, detoxify and excrete endogenous and exogenous compounds

Question 4

Functions of the kidneys

Answer 4

Regulation of H20 and inorganic ion balance
Removal of metabolic wast products from the blood and to excrete in urine
Removal of foregoing chemicals in blood and to excrete them in urine
Gluconeogenesis
Endocrine functions