The Brain and Reflexes

Question 1

The Central Nervous System is made up of

Answer 1

The brain and the Spinal Cord

Question 2

Corpus Callosum

Answer 2

connects the left and right hemispheres of the brain

Question 3

The four sections of the brain are

Answer 3

the frontal lobe, the parietal lobe, the occipital lobe and the temporal lobe.

Question 4

Brain Stem

Answer 4

regulates heart rate, breathing, sleep cycles and emotions

Question 5

Cerebral Cortex

Answer 5

planning, reasoning, language, recognising sounds and images, memory

Question 6

Cerebellum

Answer 6

important for coordination, precision and timing of movements.

Question 7

The frontal lobe

Answer 7

The frontal cortex controls thinking, planning, short term memory, emotions, and personality.
Also controls movement.

Question 8

The parietal lobe

Answer 8

interprets sensory information

Question 9

The temporal lobe

Answer 9

Interpretsfaces, memory, language andmusical appreciation.

Question 10

The occipital lobe

Answer 10

It processes visual information from our eyes. This information is relayed to several secondary visual processing areas, which interpret 
depth
distance
location 
identity of seen objects.

Question 11

Neurons

Answer 11

send messages to and from the brain

Question 12

Messages pass from

Answer 12

the dendrites to the the axons to the nerve endings.

Question 13

Axons ______ Dendrites______

Answer 13

transmit, recieve

Question 14

Myelin Sheath

Answer 14

The myelin sheath is wrapped around the axonto insulate, to make the message more efficient

Question 15

Types of Neurons

Answer 15

Motor neuron- movement
Interneuron- connects neurons together
Sensory neuron- our senses

Question 16

The cell body

Answer 16

is the middle of the neuron and holds dna and nucleus

Question 17

A reflex is a

Answer 17

involuntary and nearly instantaneous movement

Question 18

A reflex arc is

Answer 18

a stimulus
sensory neuron
relayed to the brain
activation of motor neuron
reaction to stimulus

Question 19

Medulla Oblongata

Answer 19

transmitting signals between the spinal cord and the higher parts of the brain and in controlling autonomic activities, such as heartbeat and respiration.

Question 20

Pituatary gland

Answer 20

produce and release several hormones that help carry out important bodily functions, including: Growth. Metabolism and reproduction

Question 21

ventricle

Answer 21

cushioning and protecting them from trauma. It produces and stores cerebrospinal fluid (CSF)

Question 22

Hypothalamus

Answer 22

keeps your body in a stable state by managing hormones

Question 23

Midbrain

Answer 23

motor movement, particlulalry in the eye

Question 24

Pons

Answer 24

breathing

Question 25

Thalamus

Answer 25

the main relay station for your brain. All motor and sensory signals (except smell) pass through this structure in the center of your brain.

Question 26

Adrenaline

Answer 26

fight or flight

Question 27

noradrenaline- concentration- contracts blood vessels increasing blood flow

Answer 27

glutamate- memory- involved in learning and memory, regulates development and creation of nerve contacts

Question 28

acetylcholine

Answer 28

learning,- involved in thought, learning and memory, activates muscle action in the body, also associated with attention and awakening