module 9-15

Question 1

in a neuron the neural impulse travels from the —– to the —

Answer 1

dendrite, axon

Question 2

What type of cells are found throughout the nervous system and provide support for neurons

Answer 2

Glial cells

Question 3

A neural impulse traveling DOWN the axon

Answer 3

action potential

Question 4

neurotransmitters affect the receiving neuron by entering ——– on the receiving neurons —–

Answer 4

receptor sites, dendrite

Question 5

Which branch of the periphreal nervous system moves muscles

Answer 5

somatic

Question 6

List 5 functions of the parasynthetic system:

Answer 6

slows heart beat, digestion, pupil contstriction, contracts bladder, lowers blood pressure, permits blood flow to genitles

Question 7

What the sympathetic system responsible for?

Answer 7

Fight or flight, increase blood pressure, screte sweat from sweat glands, contract muscles, eyes dialate

Question 8

two parts of somatic system:

Answer 8

sensory input; motor output (controls skeletal muscles)

Question 9

What is the endrocine system made up of:

Answer 9

hypothalamas, pituitary gland, thyroid and adrenal gland, testies and ovaries, pancrease, parathyroid

Question 10

The nervous system has what 2 parts?

Answer 10

Peripheral, central

Question 11

The peripheral system is made up of what parts?

Answer 11

Automic, Somatic

Question 12

The automic system is made up of what 2 parts:

Answer 12

Sympathetic, Parasympathetic

Question 13

Glands and internal organs are directed by the —- branch of the peripheral system?

Answer 13

automic

Question 14

What is the oldest part of the brain that is responsible for automatic survival functions?

Answer 14

Brainstem (medulla, reticular formation)

Question 15

What regulates unconcious functions like heartbeat and breathing?

Answer 15

Medulla

Question 16

Structure in limbic system that regulates hunger, thirst, body temp, fight or flight, sex

Answer 16

Hypothalamas

Question 17

Where and what does the Wernikes area do?

Answer 17

left temporal lobe, language comprehension

Question 18

The terminal branches of the axon reabsorbing neurotransmitter is

Answer 18

reuptake

Question 19

What are the ions that flow in and out of the axon as the action potential moves down the axon?

Answer 19

Potassium and Sodium

Question 20

Broca’s area produces speech by telling the —– —– to move the muscles involved w/ speaking

Answer 20

motor cortex

Question 21

a major excitatory neruotransmitter involved in memory

Answer 21

Glutamate

Question 22

——- neurons carry info from the senses to the brain; ——- neurons carry info from the brain to move muscles

Answer 22

sensory, motor

Question 23

Curare causes paralysis by blocking receptor sites for

Answer 23

Ach

Question 24

How is neuron firing similar to gun firing?

Answer 24

Its an all or none response; after firing must be reloaded before it can fire again

Question 25

After a blow to the back of the head, Ray temporarily lost the ability to write with his right hand. What was damaged? and in what hemisphere?

Answer 25

Cerebellum, left

Question 26

the limbic system consists of what 3 structures?

Answer 26

hippocampus, hypothalams, amyglada

Question 27

What gland effects metabolism?

Answer 27

Thyroid gland

Question 28

What gland releases epinephrine into the bloodstream during times of stress?

Answer 28

Adrenal gland

Question 29

Which brain scan shows glucose metabolism over time?

Answer 29

PET scan; colorful, neon, different parts of brain light up

Question 30

What is the left hemisphere of the brain responsible for?

Answer 30

Logical thinking and math calculation, sorting out parts, right visual field

Question 31

What is the right hemisphere of the brain responsible for?

Answer 31

Facial recognition and 3D visulization, most emotion processing, left visual field

Question 32

In order from biggest to smallest: Gene, Dna molecule, chromosome

Answer 32

chromosome, DNA molecule, gene

Question 33

Genes either regulate other genes or are a recipe for ------

Answer 33

Protiens

Question 34

Consists of 3 billion pairs of nucleotides and around 22,000 genes

Answer 34

the human genome

Question 35

------ affects how (specifically twins) turn out different from each other

Answer 35

prenatal nurture

Question 36

The study of how the environment affects the activity of genes?

Answer 36

Epigenetics

Question 37

Primary means by which NURTURE effects NATURE-

Answer 37

the enviorment YOU are in turns genes ON or OFF

Question 38

part of the brainstem that regulates attention and alertness?

Answer 38

reticular formation

Question 39

ACh is involved in?

Answer 39

muscle movement

Question 40

What is the cerebellums function?

Answer 40

Balance + cordination

Question 41

frontal lobe is involved in?

Answer 41

thinking, problem solving

Question 42

function of motor cortex?

Answer 42

region of the frontal lobe that allows us to move

Question 43

temporal lobe contains what cortex? processes what?

Answer 43

auditory cortex, processes hearing

Question 44

Norepinephrine?

Answer 44

arousoul, alertness. low supply, depression

Question 45

Whats the cerebral cortex?

Answer 45

folded outer skin of the brain, senses, thinking, memory

Question 46

processes facts and expirences into long term memory

Answer 46

hippocampus

Question 47

what does the spinal cord do?

Answer 47

the route for motor and sensory nerves to and from brain

Question 48

where all sensory info execpt smell is routed to by brain

Answer 48

thalamas

Question 49

dopamine

Answer 49

pleasure, learning, movement, attention

Question 50

bundle of fibers that connects the left part of brain to right

Answer 50

corpus callosum

Question 51

whats the function of the frontal lobe? what cortex is in it? what does this cortex do?

Answer 51

thinking, planning, problem solving, reasoning. Motor cortex- moves your muscles

Question 52

What cortex is in pariteal lobe? whats this cortex do?

Answer 52

sensory cortex, feels your body/ skin/sense

Question 53

What does the neruotransmitter Ach do?

Answer 53

plays a role in learning and memory. carries info from brain to spinal cord

Question 54

Whats the meeting point between neurons?

Answer 54

Synapse

Question 55

Axons are encased in -----, which is?

Answer 55

Myelin Sheath; layer of fatty tissue that insulates axons and and speeds their impulses

Question 56

What enables nonverbal learning and skill memory?

Answer 56

Cerebellum

Question 57

Interdisiplinary study of the brain activity linked without our mental process

Answer 57

cognitive neruoscience

Question 58

Genes and expirences interact to form our uniquness

Answer 58

biological mechanism adaptation

Question 59

Genes are self regulating; -------- studies how genes get turned on and off on the molecular level

Answer 59

epigenetics

Question 60

What 3 things influence our individual developtment?

Answer 60

Biological, social-cultural, and pysological influences