Quiz #1

Question 1

The specific pattern of genes inherited at conception defines an individual’s ______.
Group of answer choices

• zygote
• genotype
• phenotype
• allele

Answer 1

genotype

Question 2

Which type of research might a biological psychologist conduct?
Group of answer choices

• king at the blood flow from the heart
• analyzing the neurotransmitters
  associated with Bipolar Disorder

-examining the effects of an experimental cream on dermatitis

• studying eye movement for those with cataracts

Answer 2

analyzing the neurotransmitters associated with Bipolar Disorder

Question 3

For a neuron at rest, the inside ______.
Group of answer choices

• is not charged
• converts potential energy into chemical energy
• has more negative ions
• has more positive ions

Answer 3

has more negative ions

Question 4

The change in electrical charge from -70 mV to the peak of the action potential is due to ______ ions.
Group of answer choices

• inflow of sodium
• outflow of sodium
• inflow of chloride
• inflow of potassium

Answer 4

inflow of sodium

Question 5

IPSPs ______ the rate of neurons firing.
Group of answer choices

• have no impact on
• decrease
• speed up
• increase

Answer 5

decrease

IPSPs (Inhibitory Postsynaptic Potentials)

Question 6

The action potential in a myelinated neuron ______.
Group of answer choices

• jumps from synapse to synapse
• travels more slowly than in an unmyelinated neuron
• is conducted down to the uninsulated parts of the dendrites
• travels faster than in an unmyelinated neuron

Answer 6

travels faster than in an unmyelinated neuron

Question 7

______ are released from axon terminals and are detected by protein receptors on an adjacent neuron.
Group of answer choices

• Pheromones
• Neurotransmitters
• Hormones
• Neurotoxins

Answer 7

Neurotransmitters

Question 8

Which of the following is prompted by a neurotransmitter docking with a receptor site?
Group of answer choices

• Ion channels open, directly or indirectly.
• An action potential is initiated.
• Ion channels fuse with the cell membrane.
• Ionic exchanges are induced between neurons.

Answer 8

Ion channels open, directly or indirectly.

Question 9

Immediate reactions are prompted by neurotransmitter binding at a(n) ______.
Group of answer choices

• metabotropic receptor
• calcium ion
• chloride channel
• ionotropic receptor

Answer 9

ionotropic receptor