Ch. 22: The Human Brain

Question 1

Process information about touch and is involved in self-awareness

Answer 1

Parietal lobe

Question 2

Process voluntary muscle movements and is involved in planning and organizing future expressive behavior

Answer 2

Frontal lobe

Question 3

Involved in processing auditory and olfactory information and is important in memory and emotion

Answer 3

Temporal lobe

Question 4

Processes visual information for the eyes

Answer 4

Occipital lobe

Question 5

The deeply wrinkled outer surface of the cerebrum

Answer 5

Cerebral cortex

Question 6

The communication link between the hemispheres

Answer 6

Corpus callosum

Question 7

Paired structures found deep within each cerebral hemisphere

Answer 7

Caudate nuclei

Question 8

Structure that relays info between the spinal chord and the cerebrum

Answer 8

Thalamus

Question 9

Controls sex drive pleasure pain thirst hunger blood pressure and body temp

Answer 9

Hypothalamus

Question 10

Controls balance muscle movement and coordination

Answer 10

Cerebellum

Question 11

Governs reflexes and spontaneous functions such as heartbeat respiration swallowing and coughing

Answer 11

Brain stem

Question 12

Adjusts the sensitivity of your eyes to the sound

Answer 12

Midbrain

Question 13

Functions and a bridge, allowing messages to travel between the brain and the spinal chord

Answer 13

Pons

Question 14

Helps control heart rate and conveys info between the spinal cord and other parts of the brain

Answer 14

Medulla oblongata

Question 15

Receive messages from the other neurons

Answer 15

Dendrites

Question 16

Houses the nucleus

Answer 16

Cell bodys

Question 17

Protective layers on axons

Answer 17

Myelin sheath

Question 18

The cells that form the myelin sheath

Answer 18

Schwann cells

Question 19

Nervous tissue composed of myelinated cells

Answer 19

White matter

Question 20

Unmyelinated axons combined with dendrites and the cell bodies of other neurons

Answer 20

Gray matter

Question 21

The difference in the charge across the membrane

Answer 21

Polarization

Question 22

The decrease of charge difference

Answer 22

Depolarization

Question 23

Occurs when the potassium ions diffuse out of the cell and the inside of the cell again become more negative than the outside

Answer 23

Repolarization

Question 24

Reduced anxiety and sense of wellbeing loss of concern for social constraints

Answer 24

Alcohol

Question 25

Make a person feel more energetic alter and confident

Answer 25

Amphetamines

Question 26

Cause mental alertness and increased energy

Answer 26

Caffein

Question 27

A rush of intense pleasure increased self confidence and increased physical vigor

Answer 27

Cocaine

Question 28

Euphoria enhanced emotional and mental clarity increased energy heightened sensitivity to touch and enhanced sexual response

Answer 28

Ecstasy

Question 29

Sensory perception and bizarre changes in thought and emotion and hallucinations

Answer 29

LSD

Question 30

Altered sense of time enhances feeling of closeness to others increased sensitivity to stimuli

Answer 30

Marijuana

Question 31

Increased alertness and awareness appetite suppression and relaxation

Answer 31

Nicotine

Question 32

A quick and intense feeling of pleasure followed by a sense of wellbeing and drowsiness

Answer 32

Opiates

Question 33

The whole upper part of the skull

Answer 33

Cerebrum

Question 34

Sends messages to other neurons

Answer 34

Axon

Question 35

Slows down the body

Answer 35

Parasympathetic

Question 36

Controls the body's response to a perceived threat and speeds up the body

Answer 36

Sympathetic NS

Question 37

Controls visceral functions like breathing

Answer 37

Autonomic

Question 38

Associated with the voluntary control of body movements through the skeletal muscles

Answer 38

Somatic

Question 39

Carry information towards the CNS

Answer 39

Sensory neurons

Question 40

Receives and interprets the messages and decide how to respond

Answer 40

Nervous system

Question 41

Receiving and responding to stimuli required the actions of specialized cells called

Answer 41

Neurons

Question 42

The electrochemical message caring cells can be bundled together producing structures called

Answer 42

Nerves

Question 43

Parents from an extensive network throughout your body highly concentrated in your brain and spinal cord called

Answer 43

Central nervous system CNS

Question 44

Respond to nerve signals

Answer 44

Effectors

Question 45

Information carried along by electrical changes called

Answer 45

Nerve impulses

Question 46

Changes and ion concentration or by chemicals called

Answer 46

Neurotransmitters

Question 47

Sensory input is detected by

Answer 47

Sensory neurons

Question 48

Located between the sensory and motor neurons within the brain and spinal cord

Answer 48

Interneurons

Question 49

Temperature paint touch pressure and body position

Answer 49

General senses

Question 50

Smell taste equilibrium hearing and vision

Answer 50

Special senses

Question 51

The main nerve pathway

Answer 51

Spinal cord

Question 52

Protects her spinal cord from injury is made up of bones called

Answer 52

Vertebrae

Question 53

Automatic responses to stimulus

Answer 53

Reflexes

Question 54

Reflexes are prewired in a circuit of neurons called

Answer 54

Reflex arc

Question 55

Includes the network of nerves that radiates out from your brain and spinal cord

Answer 55

Peripheral nervous system PNS

Question 56

The brain is house inside where it sits in a liquid bath called

Answer 56

Cerebrospinal fluid

Question 57

The green is composed of other cells called

Answer 57

Glial cells

Question 58

Caused by the malfunctioning of neurons that produce dopamine

Answer 58

Parkinson's disease

Question 59

If progressive mental deterioration in which there is a memory loss along with the loss of control of bodily functions that eventually result in death

Answer 59

Alzheimer's disease

Question 60

Relays info processes info and analyzes info

Answer 60

Functions of the nervous system

Question 61

Specialized neurons cents joint position tension enjoyed the ligaments and muscle contractions these neurons relay messages to the brain along with balance information from the inner ear

Answer 61

Proprioception

Question 62

The pathway of nerve impulse flow to and from the brain

Answer 62

Spinal cord

Question 63

The unmyelinated patches

Answer 63

Nodes of ranvier

Question 64

Removes 3 Na out of the cell for every 2 K it brings into the cell

Answer 64

Sodium potassium pump

Question 65

The clear front surface of the eye that acts like a camera lens

Answer 65

Cornea

Question 66

Functions like the diaphragm of a camera controlling the amount of light reaching the back of the eye by automatically adjusting the size of the pupil

Answer 66

Iris

Question 67

Focuses light

Answer 67

Lens

Question 68

Each of the second pair of cranial nerves transmitting impulses to the brain from the retina at the back of the eye

Answer 68

Optic nerve

Question 69

A layer at the back of the eyeball containing cells that are sensitive to light and the trigger nerve impulses that pass via the optic nerve to the brain

Answer 69

Retina

Question 70

It white outer layer of the eyeball

Answer 70

Sclera

Question 71

In the clear fluid filling the space in front of the eyeball between the lens and the cornea

Answer 71

Aqueous humor

Question 72

The narrow passageway from the outer ear to the eardrum

Answer 72

Auditory canal

Question 73

The spiral cavity of the inner ear containing the organ of Cordy which produces nerve impulses in response to sound vibrations

Answer 73

Cochlea

Question 74

Ingersoll forming part of a pathway along which impulses pass from the brain or spinal cord to a muscle or gland

Answer 74

Motor neuron

Question 75

A membrane forming part of the organ of hearing

Answer 75

Tympanic membrane