nervous system 2

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28 Terms

1

What are the parts of the brain?

Diencephalon, Cerebellum, Brainstem, and Cerebrum.

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2

What connects the brain and spinal cord?

The brainstem.

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3

What are the three membranes surrounding the brain called?

Dura mater, Arachnoid mater, Pia mater.

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4

Which layer of the meninges is the outermost and composed of tough, white, dense connective tissue?

Dura mater.

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5

What does the subarachnoid space contain?

Cerebrospinal fluid (CSF).

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6

What secretes cerebrospinal fluid?

Choroid plexus.

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7

Approximately how much cerebrospinal fluid does the human body secrete daily?

1000 mL.

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8

Where is the cerebrospinal fluid found?

In the subarachnoid space, in the ventricles of the brain, and in the central canal of the spinal cord.

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9

How many ventricles are present in the human brain?

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10

Which function is NOT performed by cerebrospinal fluid?

Regulating the body's blood pressure.

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11

How many segments does the spinal cord consist of?

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12

Where does the spinal cord begin?

At the foramen magnum.

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13

Which enlargement of the spinal cord supplies nerves to the upper limbs?

Cervical enlargement.

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14

Which region makes up about 80% of the brain and consists primarily of grey matter?

Cerebrum.

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15

How many hemispheres does the cerebrum consist of?

2 hemispheres.

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16

What does the central sulcus separate?

The frontal and parietal lobes.

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17

Which lobe is responsible for sensations of touch, pressure, and pain?

Parietal lobe.

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18

What is Broca's area involved in?

Producing coherent speech.

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19

What is the cerebellum primarily responsible for?

Motor control, balance, and posture.

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20

Which is a function of the brainstem?

Relays information between the spinal cord and brain.

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21

Which structure of the limbic system plays a major role in emotional behavior and motivation?

Amygdala.

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22

What is the hippocampus associated with?

Learning and memory.

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23

What does the thalamus process?

Sensory information except for smell.

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24

Which of the following is NOT a function of the hypothalamus?

Producing melatonin.

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25

Which gland is involved in hormone production and is located at the base of the brain?

Pituitary gland.

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26

Which part of the brainstem regulates the rate and depth of breathing?

Pons.

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27

What does the medulla oblongata control?

Blood pressure, breathing rate, and heartbeat.

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28

Which structure links the nervous and endocrine systems?

Hypothalamus.

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