Fund of Cog Neuro Midterm Prep

At resting state, a higher concentration of ________ is found outside a neuron and a higher concentration of ________ is found inside a neuron.

• 1. K+; Na+

• 1. dopamine; serotonin

• 1. Na+; K+

• serotonin; dopamine

Information about which of the following senses does NOT pass through the thalamus on the way to the cortex?

• 1. audition

• 1. somatosensation

• 1. gustation

• 1. olfaction

Which of the following statements best describes the “neuron doctrine”?

• 1. The nervous system consists of one fused network of interconnected nerves.

• 1. The brain can be subdivided into regions that are distinct in cytoarchitectonics yet

  functionally interactive.

• The nervous system consists of physically distinct individual cells that are functionally interactive and communicate.

• The brain can be subdivided into functionally autonomous modules.

Which of the following people would be most likely to receive the split-brain procedure?

• a person with amnesia

• a person with aphasia

• a person with schizophrenia

• 1. a person with epilepsy

Within a neuron, the transmission of information is usually ________. Between neurons, the transmission of information is usually ________.

• chemical; chemical

• electrical; electrical

• electrical; chemical

• chemical; electrical

Which of the following methods relies on blood oxygenation?

• 1. positron emission tomography

• functional magnetic resonance imaging

• 1. computerized axial tomography

• 1. electroencephalogram

The basic taste umami is experienced when eating foods rich in

• 1. fat

• carbohydrates

• protein

• sodium

The difference between gray matter and white matter is that gray matter consists mainly of ________, whereas white matter consists mainly of ________.

• cell bodies; fissures and gyri

• fissures and gyri; cell bodies

• cell bodies; myelinated axons

• myelinated axons; cell bodies

The value of the membrane potential to which a neuron must be depolarized to initiate an action potential is called the ________.

• gradient

• threshold

• 1. permeable membrane

• 1. resting potential

In the auditory system, the conversion of mechanical sound vibrations into electrical signals (or action potentials) occurs in the

• 1. ganglion cells

• 1. basilar cells

• 1. cochlear cells

• 1. hair cells