Lecture Exam 4

Question 1

What does the nervous system do?

Answer 1

Collects info, process and evaluate info, and respond to info

Question 2

From a list identify which structure is not apart of the nervous system?

Answer 2

Brain and spinal cord, nerves and ganglia

Question 3

What do astrocytes do?

Answer 3

Helps form the blood brain barrier, regulates tissue fluid composition, provides structural support and organization to CNS, Replaces damaged neurons, Assists with neuronal development, helps regulate synaptic transmission, change synapse numbers

Question 4

Which neuralgia cells produce myelin in the CNS?

Answer 4

Oligodendrocytes

Question 5

The epharent division of the PNS does what?

Answer 5

Transmits impulses from the CNS out to the peripheral organs

Question 6

Smooth muscle, cardiac muscle, and glands are the target of which part of the nervous system?

Answer 6

Autonomic motor component, or visceral motor system

Question 7

Cells that produce for cells outside of the brain and spinal cord are what?

Answer 7

Ogliodendrocytes

Question 8

A communicating neuron that communicates with the cell body of another neuron is said to be what?

Answer 8

Synapse

Question 9

What is not found in the gray matter of the CNS?

Answer 9

• What is in the CNS - motor neurons, Inter neuron cells, dendrites, terminal arborizations and un myelinated axons.

Question 10

What is an autoimmune disorder that causes demyelination of the neurons in the CNS?

Answer 10

Multiple sclerosis

Question 11

Sensory info entering the spinal cord does so through which structures?

Answer 11

Dorsal roots and spinal nerves

Question 12

The pre central gyrus of the brain is responsible for initiating ______ impulses while the post central gyrus is responsible for interpreting _______ info and the anatomical nature of the gyri is that they are ____ in the cerebral cortex?

Answer 12

Motor, sensory ,lateral

Question 13

Which is not apart of the diacepalon?

Answer 13

• is apart of it is epithalamus, thalamus, and hypothalamus

Question 14

Of the brain ventricles listed below the ____ are the largest, the specialized tissue in the ventricles of the brain is known as ____ and is responsible for producing ______ ?

Answer 14

Lateral ventricles, choroid plexus, cerebral spinal fluid

Question 15

What are the functions of producing CFS?

Answer 15

Buoyancy, protections, environmental stability

Question 16

The entire peripheral nervous has _____ nerve trunks arising from it?

Answer 16

31

Question 17

Placing sugar on a patients tongue is a great way to test the functions of which cranial nerve?

Answer 17

Facial nerve

Question 18

The most important nerve of the cervical plexus is the ___ due to its innervation of the diaphragm origination from cervical spinal levels of _______ ?

Answer 18

Phrenic nerve, C3- C5

Question 19

The brachial plexus supplies _____ , the nerve in the middle of the m is the ____?

Answer 19

Upper limbs, median nerve

Question 20

The endocrine functions much like the nervous system except its actions tend to be what?

Answer 20

Slower and longer lasting

Question 21

The special sensory organ of visions is _____ , info about vision is carried in what nerve?

Answer 21

Eyes, Optic nerve II

Question 22

The special sensory organ for taste is the tongue _______ on the tongue contains the neurons who’s axons will carry information taste to the Inter cranial nerve?

Answer 22

Gustatory cells

Question 23

The ______ gland is know as the master gland of the endocrine system?

Answer 23

Pituitary gland

Question 24

Exocrine secretes products into what?

Answer 24

Ducts, bloodstream

Question 25

Where is the thyroid gland located?

Answer 25

On the trachea