Select any part of the CNS where acetylcholine is widely used.
medulla oblongata
Which part of the central nervous system produces dopamine?
hypothalamus
What is one part of the endocrine system where epinephrine and norepinephrine act as hormones?
adrenal gland
What is the main nerve whose branches release acetylcholine to slow the heart?
Vagus (X)
A typical neuron consists of a...
soma, dendrites, and an axon
The resting neuron has a net ____ charge inside the cell and a net ____ charge outside the cell.
negative; positive
Which of the following is a similarity between the CNS and PNS
their structures are composed of neurons and neuroglia.
How do Schwann cells differ from oligodendrocytes?
oligodendrocytes have processes that reach out multiple axon segments, whereas the entire Schwann cell surrounds just one axon segment
Which best explains how neurotransmitters affect an action potential?
excitatory neurotransmitters encourage the transmission of an AP and inhibitory neurotransmitters do not.
Parathyroid cells known as _____ are thought to produce most or all of the parathyroids' endocrine secretion.
Chief cells
What is a similarity between calcitonin and parathyroid hormone?
they both help regulate blood calcium levels
The adrenal cortex produces ___, whereas the adrenal medulla produces ___ and ___.
corticosteroid hormones; epinephrine and norepinephrine
Which of the following accurately compares the role of glucagon and insulin in regulating blood glucose levels?
...