Physio Psych Unit 1

Practice Questions

1. Who coined the term ‘neuropsychology’ and conducted early animal experiments intended to localize a memory trace or ‘engram’?

a) Sperry

b) Lashley

c) Hebb

d) Pinel

e) Korsakoff

2. What term is commonly used as a synonym for biopsychology?

a) psychopsychology

b) psychophysiology

c) behavioral endocrinology

d) behavioral neuroscience

e) behavioural pharmacology

3. A cut in which of the following planes would separate the brain into a top (dorsal) and bottom (ventral) part?

a) Coronal

b) Frontal

c) Horizontal

d) Sagittal

e) Midsagittal

4. Which type of glial cells cover the outer surfaces of blood vessels and form a physical matrix to hold neural circuits together?

a) astrocytes

b) Schwann cells

c) Oligodendrocytes

d) Microglia

e) Microsites

5. Comparison…

Gray matter is to white matter as:

a) soma is to myelinated fiber

b) dendrite is to soma

c) golgi complex is to ribosome

d) vesicle is to microtubule

e) synapse is to bouton

6. Comparison…

In general, presynaptic is to postsynaptic as:

a) axon is to dendrite

b) dendrite is to axon

c) terminal bouton is to dendritic spine

d) dendritic spine is to terminal bouton

e) none of the above

f) both A and C

7. Cell bodies of multipolar motor neurons are located in the spinal _____________ matter and project to the __________ via the ___________ root.

a) white; brain; dorsalb) gray; brain; ventralc) white; muscle; ventrald) gray; muscle; dorsale) gray; muscle; ventral

8. Which brain structure has a dual affiliation with cortex and limbic system?

a) amygdala

b) fornix

c) massa intermedia

d) globus pallidus

e) putamen nucleus

f) hippocampus

9. What is the series of connections between brain structures that form basal ganglia loops.

a) cortico-striato-pallidal-thalamo-cortical

b) cortico-pallido-striatal-thalamo-cortical

c) striato-cortical-pallido-thalamicd) striato-pallidal-cortico-thalamice) nigro-striato-thalamo-cortical

10. Which structure is NOT part of the tegmentum?

a) superior colliculus

b) red nucleus

c) substantia nigra

d) periaqueductal gray

e) none of the above

11. Which of the following thalamic nuclei relays auditory information?

a) lateral geniculate nucleus

b) medial geniculate nucleus

c) ventral geniculate nucleus

d) posterior geniculate nucleus

e) dorsal nucleus

12. The _____________ fissure borders the temporal and frontal cortices.

a) medial

b) lateral

c) longitudinal

d) central

e) posterior

13. According to the calculations of Hodgkin and Huxley, the force from the concentration gradient driving Cl- ions _______the neuron is ______ mV.

a) in; 50

b) out of; 50

c) in; 70

d) out of; 90

e) none of the above

14. Which of the following begins the re-polarization phase of the AP?

a) Na+ channels are closed

b) K+ channels are open

c) Na+ channels are open

d) K+ channels are closed

e) Both A and B

15. In general, which type of receptor has more diffuse, long-lasting effects?

a) ionotropic

b) metabotropic

c) autobotropic

d) NMDA

e) cholinergic

16. Which of the following is NOT a characteristic of string-of-beads synapses.

a) contain varicosities

b) are nondirected synapses

c) release neurotransmitters directly on a dendritic spine

d) all of the above

e) none of the above

17. Inhibition is to excitation as ____________.

a) EPSPs are to IPSPs

b) APs are to PSPs

c) axodendritic is to axoaxonic

d) temporal is to spatial summation

e) none of the above

18. The influx of Cl- ions through a GABA receptor _________________.

a) causes a hyperpolarization

b) Is enhanced by benzodiazepine drugs

c) produces an IPSP

d) inhibits the neuron

e) all of the above

19. Which drug is a cholinergic nicotinic antagonist at the neuromuscular junction?

a) curare

b) botox

c) atropine

d) diazepam

e) Chlordiazepoxide

f) Both A and B

20. Which neurotransmitter is in a class by itself?

a) dopamine

b) glutamate

c) GABA

d) Glycine

e) acetylcholine

Answers

1) B2) D3) C4) A5) A6) F7) E8) F9) A10) A

11) B12) B13) C14) A15) B16) C17) E18) E19) F20) E