Science Quiz / MCAT eukaryotes/nervous system

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Can you name the EXamcrackers Biology Lecture 4

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HintAnswer
opening of voltage gated sodium channels leads to
The ____________ can be further subdivided into the somatic nervous system and the autonomic nervous system
detects sound in the ear
myelin is produced by
neural impulses are transmitted from one cell to another via a
cellular junction that acts as a fluid barrier around cells
microfilaments are made of
neuronal cell bodies appear
responsible for higher level thoughts and consciousness
postganglionic neurons of the sympathetic system use
carry signals to a muscle or gland
Brain and spinal cord
when the action potential arrives at the synapse, _______ ions are released
cells in the eye that can distinguish color
a synapse composed of gap junctions, bidirectional and faster
rest and digest
microtubules are made of
sensory neruon cell bodies are located in the
in order to create an action potential, the stimulus must be greater than the
where is the action potential generated
HintAnswer
junctions that are small tunnels connecting cells
myelinated axons appear
responsible for contracting force in muscle as well as phagocytosis and cytokinesis
fight or flight
short period of time in which no stimulus will create another action potential
major portion of cilia and flagella arranged in a 9+2
when the voltage gated potassium channels open leads to
receive signals from a receptor that interacts with the environment
transfer signals from neuron to neuron
another molecule within the cell that gets activated by a neurotransmitter to make changes, e.g. a G-protein
The sodium potassium pump moves
cells in the eye that dont distinguish color
the _____ carries the action potential to the synapse
junction that joins two cells at a signle point
unidirectional slower synapse
the_________ receives a signal to be transmitted in the neuron
detects orientation and movement of the head
tiny gaps between myelin are called
neurotransmitter used by all preganglionic neurons in theANS and by postganglionic neurons in the parasympathetic system
The ____________ can be further subdivided into the sympathetic nervous system and the parasympathetic nervous system

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