Unit II: iClicker Questions

Question 1

Which type of neurotransmitter receptor has a channel which opens when the neurotransmitter binds?

Answer 1

Ionotropic

Question 2

Which of the following can occur when the G-protein is activated with a metabotropic receptor?

Answer 2

1. Ion channels open
2. Ion channels close
3. 2nd messenger goes to the nucleus and affects gene activity.

Question 3

Which of the following is the main excitatory NT?

Answer 3

Glutamate

Question 4

Which NT is involved in vigilance and the sympathetic nervous system?

Answer 4

Norepinephrine

Question 5

Which of the following is true regarding a drug?

Answer 5

It’s not necessary for normal cellular function.

Question 6

Antagonists do which of the following?

Answer 6

Block a receptor.

Question 7

If the dose-response curve were to shift to the left, what is this referred to as?

Answer 7

Sensitization

Question 8

Cocaine blocks the dopamine transporter. What occurs as a result of that?

Answer 8

Dopamine is in the synapse longer

Question 9

Leonard can’t form any new memories. Leonard has _________.

Answer 9

Anterograde amnesia

Question 10

I can tie my shoe! This is an example of a(n) ________ memory.

Answer 10

Procedural

Question 11

My memory of my last birthday is a type of __________ memory.

Answer 11

Episodic

Question 12

I once saw a woman I knew a long time ago. I barely remembered her, but I knew I did not like her! This is an example of a(n) __________
(hint: a type of implicit memory)

Answer 12

Emotional association.

Question 13

Which of the following is not a synaptic change that can occur after training?

Answer 13

The postsynaptic membrane gets smaller.

Question 14

LTP requires ________ receptors.

Answer 14

Glutamate

Question 15

One of the first symptoms of Alzheimer’s is ________.

Answer 15

Mild anterograde amnesia.

Question 16

Which of the following specifically selectively responds to vibration & pressure?

Answer 16

Pacinian corpuscles

Question 17

Receptors that display adaptation, where the frequency of action potentials drops rapidly as stimulation is maintained, are called

Answer 17

Phasic receptors

Question 18

The primary somatosensory cortex is also known as?

Answer 18

Central sulcus

Question 19

Which of the following is true when comparing the somatosensory and pain pathways to the brain?

Answer 19

Each hemisphere receives info from the opposite side of the body in both pathways.

Question 20

Motor neurons send action potentials that terminate at _____ found on muscle fibers.

Answer 20

Neuromuscular junctions

Question 21

Golgi tendon organs monitor the ________ of muscle contractions.

Answer 21

Force

Question 22

If the motor cortex on the right side of the brain was lesioned, which side of the body would be affected?

Answer 22

The left side.

Question 23

The basal ganglia is important for which of the following?

Answer 23

1. Controlling amplitude & direction of the following
2. Initiation of movement
3. Movements