Exam 3: The Plasma Membrane and Membrane Potential

The largest portion of the human brain is the ____________________, which is divided into two halves.

Match the following structures, labelled a. through j., to their descriptions. a.temporal lobe b.Wernicke's area c.somatosensory cortex d.limbic association cortex e.corpus callosum f.primary motor cortex g.occipital lobe h.Broca's area i.supplementary motor area j.prefrontal association cortex -triggers voluntary movement by activating motor neurons

Match the following structures, labelled a. through f., to their descriptions. a.dorsal horn b.dorsal root c.dorsal root ganglion d.ventral horn e.ventral root f.lateral horn -The cell bodies of autonomic nerve fibres originate here.

The pia mater is the fragile, innermost meningeal layer that adheres closely to the surfaces of the brain and spinal cord.

Which of the following is NOT a structural component of the limbic system?

The recycling of newly acquired information through short-term memory increases the likelihood of long-term memory consolidation.

Hydrocephalus is caused by insufficient cerebrospinal fluid.

____________________ are the glial cells that induce anatomical changes in blood vessels.

About 90 percent of the cells within the CNS are neurons.

Which of these statements applies to cerebrospinal fluid?

Match the nervous pathways, labelled a. through d., with their descriptions. (Options may be used more than once or not at all.) a.ascending tracts b.descending tracts c.afferent neurons d.efferent neurons -carry information from the brain down the spinal cord

The white matter in the CNS consists of parts of neurons not covered with myelin.

____________________ is the acquisition of knowledge as a consequence of experience.

Which neurotransmitter is required for long-term potentiation?

Which of these neurons is the most abundant type of neuron in the body?

Why do myelinated axons conduct impulses much faster?

Which of the following cranial nerves primarily innervates visceral organs?

Match the following structures, labelled a. through e., to their descriptions. (Options may be used more than once or not at all.) a.arachnoid villi b.subarachnoid space c.choroid plexuses d.dural sinuses e.dura mater -tissue across which CSF is reabsorbed into the blood

Hydrocephalus results from the accumulation of ____________________ in regions of the brain.

Which statement regarding CSF production or flow is correct?