Which kind(s) of muscle utilize gap junctions? (select ALL that apply)
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The ______ phase of a muscle twitch corresponds to removal o…
The ______ phase of a muscle twitch corresponds to removal of Ca2+ from the sarcoplasm.
Which of these is NOT a factor that typically determines the…
Which of these is NOT a factor that typically determines the strength of a graded contraction:
The major excitatory neurotransmitter of the CNS is:
The major excitatory neurotransmitter of the CNS is:
Motivation and reward (or reinforcement) is mediated primari…
Motivation and reward (or reinforcement) is mediated primarily by ___________ in the CNS and is the target of drugs of abuse such as heroin.
Which part of a neuron generates and conducts electrical out…
Which part of a neuron generates and conducts electrical output (sending information to ‘downstream’ cell):
Which letter is indicating an axo-somatic synapse?
Which letter is indicating an axo-somatic synapse?
In Cross-bridge cycling (CBC), detachment of myosin from act…
In Cross-bridge cycling (CBC), detachment of myosin from actin (i.e., disruption of a “cross-bridge”) coincides with:
Which of the following neurotransmitters is NOT one of the B…
Which of the following neurotransmitters is NOT one of the Biogenic Amines:
The storage site of Ca2+ in a skeletal muscle fiber is:
The storage site of Ca2+ in a skeletal muscle fiber is: