0 [{"id":19838,"quiz_id":"2019","answer_id":null,"answerType_id":"0","created_at":"2015-12-12 17:20:46","updated_at":"2015-12-12 17:20:46","questionName":"Which of the following is an anion in the extracellular or intracellular fluid?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":19839,"quiz_id":"2019","answer_id":null,"answerType_id":"0","created_at":"2015-12-12 17:21:09","updated_at":"2015-12-12 17:21:09","questionName":"Postsynaptic potentials are a type of","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":19836,"quiz_id":"2019","answer_id":null,"answerType_id":"0","created_at":"2015-12-12 17:19:08","updated_at":"2015-12-12 17:19:08","questionName":"Which of the following statements about glia is false?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":19834,"quiz_id":"2019","answer_id":null,"answerType_id":"0","created_at":"2015-12-12 17:18:01","updated_at":"2015-12-12 17:18:01","questionName":"The ventral roots of the spinal cord carry","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":19841,"quiz_id":"2019","answer_id":null,"answerType_id":"0","created_at":"2015-12-12 17:22:18","updated_at":"2015-12-12 17:22:18","questionName":"The size of the gap between the presynaptic membrane and the postsynaptic membrane in a chemical synapse is","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":19840,"quiz_id":"2019","answer_id":null,"answerType_id":"0","created_at":"2015-12-12 17:21:40","updated_at":"2015-12-12 17:21:40","questionName":"The Nernst equation predicts the voltage that develops when a semipermeable membrane separates different concentrations of ions. The measured value of the resting membrane potential varies slightly from the predicted value because of leakage of _______ the cell.","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":19843,"quiz_id":"2019","answer_id":null,"answerType_id":"0","created_at":"2015-12-12 17:25:38","updated_at":"2015-12-12 17:25:38","questionName":"Which layer of skin contains a rich web of nerve fibers in a network of connective tissue and blood vessels?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":19831,"quiz_id":"2019","answer_id":null,"answerType_id":"0","created_at":"2015-12-12 17:16:02","updated_at":"2015-12-12 17:16:02","questionName":"Which of the following statements is false?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":19832,"quiz_id":"2019","answer_id":null,"answerType_id":"0","created_at":"2015-12-12 17:16:35","updated_at":"2015-12-12 17:16:35","questionName":"Dendritic spines can change shape in the course of","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":19842,"quiz_id":"2019","answer_id":null,"answerType_id":"0","created_at":"2015-12-12 17:24:56","updated_at":"2015-12-12 17:24:56","questionName":"If monkeys are trained to maintain finger contact with a moving object to obtain a reward showed, which of the following changes would be expected in the cortical representations of the fingers?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":19835,"quiz_id":"2019","answer_id":null,"answerType_id":"0","created_at":"2015-12-12 17:18:33","updated_at":"2015-12-12 17:18:33","questionName":"Which of the following is not a type of glial cell?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":19837,"quiz_id":"2019","answer_id":null,"answerType_id":"0","created_at":"2015-12-12 17:19:46","updated_at":"2015-12-12 17:19:46","questionName":"Which of the following is not part of the limbic system?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":19844,"quiz_id":"2019","answer_id":null,"answerType_id":"0","created_at":"2015-12-12 17:26:20","updated_at":"2015-12-12 17:26:20","questionName":"A dermatome is","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":19830,"quiz_id":"2019","answer_id":null,"answerType_id":"0","created_at":"2015-12-12 17:15:26","updated_at":"2015-12-12 17:15:26","questionName":"Scientific explanations usually involve analysis on a simpler or more basic level of organization than that of the structure or function to be explained. This approach is known as","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":19833,"quiz_id":"2019","answer_id":null,"answerType_id":"0","created_at":"2015-12-12 17:17:11","updated_at":"2015-12-12 17:17:11","questionName":"An experiment in which an animal\u2019s brain activity is mapped following exposure to a particular visual stimulus is an example of a","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null}]

block

Which of the following is an anion in the extracellular or intracellular fluid?

Select the correct answer(s).  

(0/0)

---

Chloride

Both a and b

Potassium

Calcium

none

Postsynaptic potentials are a type of

Select the correct answer(s).  

(0/0)

---

resting potential.

digital event.

action potential.

graded potential.

none

Which of the following statements about glia is false?

Select the correct answer(s).  

(0/0)

---

There are fewer glia than neurons in the CNS.

They are important for providing structural support for neurons.

Some types of glia are responsible for myelinating axons.

They regulate the chemical content of the extracellular space of surrounding neurons.

none

The ventral roots of the spinal cord carry

Select the correct answer(s).  

(0/0)

---

both motor and sensory information.

sensory information from muscles and skin.

pain information.

motor information to muscles.

none

The size of the gap between the presynaptic membrane and the postsynaptic membrane in a chemical synapse is

Select the correct answer(s).  

(0/0)

---

100 mm.

20–40 nm.

2–4 nm.

100 nm.

none

The Nernst equation predicts the voltage that develops when a semipermeable membrane separates different concentrations of ions. The measured value of the resting membrane potential varies slightly from the predicted value because of leakage of _______ the cell.

Select the correct answer(s).  

(0/0)

---

Na+ into

Na+ out of

K+ into

Cl– into

none

Which layer of skin contains a rich web of nerve fibers in a network of connective tissue and blood vessels?

Select the correct answer(s).  

(0/0)

---

None of the mentioned

Hypodermis

Dermis

Epidermis

none

Which of the following statements is false?

Select the correct answer(s).  

(0/0)

---

Sometimes brain damage causes a person to lose the ability to recognize other people’s faces.

People use their entire brains to do mundane tasks.

There are no differences between the brains of heterosexual and homosexual men.

Some people who have experienced certain kinds of brain damage are incapable of judging the emotions of other people.

none

Dendritic spines can change shape in the course of

Select the correct answer(s).  

(0/0)

---

seconds.

minutes.

hours.

days.

none

If monkeys are trained to maintain finger contact with a moving object to obtain a reward showed, which of the following changes would be expected in the cortical representations of the fingers?

Select the correct answer(s).  

(0/0)

---

Cortical areas related to the trained finger would become more intensely concentrated in narrower zones.

Cortical areas associated with the untrained fingers would become enlarged.

Cortical areas associated with the trained finger would expand.

Cortical areas associated with the trained finger would become evident in the visual cortex.

none

Which of the following is not a type of glial cell?

Select the correct answer(s).  

(0/0)

---

Oligodendrocyte

Astrocyte

Schwann cell

Stellate cell

none

Which of the following is not part of the limbic system?

Select the correct answer(s).  

(0/0)

---

Mammillary bodies

Hippocampus

Putamen

Fornix

none

A dermatome is

Select the correct answer(s).  

(0/0)

---

an area of the skin that is especially sensitive to light touch.

an irregular area of skin.

the receptive field of a single somatosensory neuron.

an area of skin innervated by a single spinal nerve.

none

Scientific explanations usually involve analysis on a simpler or more basic level of organization than that of the structure or function to be explained. This approach is known as

Select the correct answer(s).  

(0/0)

---

contextualism.

conservation.

level of analysis.

reductionism.

none

An experiment in which an animal’s brain activity is mapped following exposure to a particular visual stimulus is an example of a

Select the correct answer(s).  

(0/0)

---

nonexperimental study.

behavioral intervention.

correlation study.

somatic intervention.