PSYCH 311 – Before getting to the cortex, information

27 Jun PSYCH 311 – Before getting to the cortex, information

Question
Before getting to the cortex, information associated with most senses (vision, hearing, touch, and taste) is processed in the:

Select one:

a. limbic system

b. cerebellum

c. hypothalamus

d. thalamus

Question2
The ventral horn of the spinal cord:

Select one:

a. contains cell bodies of motor neurons

b. contains cell bodies of sensory neurons

c. is important for pain perception

d. all of the above

Question 3
The sensory receptors of the visual system are:

Select one:

a. rods and cones

b. hair cells

c. mechanoreceptors

d. thalamic nuclei

Question4
Level 1 sensory stimulus detector units (SDUs):

Select one:

a. are all located in the CNS

b. include hair cells in the cochlea

c. include cells in the primary somatosensory cortex

d. none of the above

Question5
Sensory transduction takes place in all of the following EXCEPT:

Select one:

a. mechanoreceptors in the skin

b. audioreceptors in the pinna

c. photoreceptors in the retina

d. hair cells in the cochlea

Question6
The inability to recognize faces is called:

Select one:

a. object amnesia

b. optic ataxia

c. prosopagnosia

d. night blindness

Question7
Two-point discrimination is quite high on fingertips. This is related to the fact that:

Select one:

a. there is a relatively large number of neurons in the “fingertip” region of primary somatosensory cortex

b. somatosensory neurons connected with the fingertip receptors have a smaller receptive field size

c. somatosensory sensory detector units (SDUs) are packed very densely in the fingertip region of skin

d. all of the above

Question8
Nociceptors include:

Select one:

a. mechanoreceptors and chemoreceptors

b. mechanoreceptors and hair cells

c. proprioceptors and photoreceptors

d. none of the above