Chapter 4

Question 1

Afferent

Answer 1

Sensory information-information you receive

Question 2

Efferent

Answer 2

Sends information downstream

Question 3

Sensory receptor

Answer 3

detect stimuli and provide information

Question 4

3 different types of sensory receptors

Answer 4

Exteroceptors-prorioceptors-Interoceptors

Question 5

Exteroceptors

Answer 5

Receive exteroceptive information

Question 6

Interoceptors

Answer 6

not used for movement but used for things like hunger

Question 7

Proprioceptors

Answer 7

continous flow of sensory information from receptors regarding movement and body position

Question 8

Exteroceptive information

Answer 8

Visual information

Question 9

Rods

Answer 9

Rods are black and white vision, sensitive to light and located on both sides of retina

Question 10

Cones

Answer 10

Colour vision

Question 11

Focal system

Answer 11

function is to identify objects in centre part of the eye

Question 12

Ambient system

Answer 12

Functions subconsciously, responsible for spatial localization and orientation

Question 13

Dorsal stream

Answer 13

Determines “where it is”

Question 14

Ventral stream

Answer 14

Determines “what it is”

Question 15

Golgi tendon organs

Answer 15

Golgi tendon organ- Muscle Fibers-Capsule-Tendon

Question 16

Muscle spindles

Answer 16

Proprioceptor that wraps around muscle fibres are are sensitive to amount of stretch on fibres/muscles

Question 17

Vestibular apparatus

Answer 17

Located in the ear- sensitive to acceleration of the head

Question 18

Postural control

Answer 18

Standing-involves multiple sensory inputs to tell the body where it is spatially

Question 19

Spinal reflexes

Answer 19

An automatic involuntary response (knee jerk)

Question 20

Main parts of the brain

Answer 20

Deicephalon, cerebrum, cerebellum

Question 21

Basal Ganglia

Answer 21

Important to the control of gross body movements like walking

Question 22

What part of the brain is associated with Parkinson’s disease?

Answer 22

Basal Ganglia

Question 23

Cerebral Cortex

Answer 23

Three types of functional areas: sensory, motor, association

Question 24

Primary somatosensory

Answer 24

deals with sensation

Question 25

Primary motor cortex

Answer 25

(precise motor control) deals with movement

Question 26

Primary visual area

Answer 26

Association of vision

Question 27

Cerebrum

Answer 27

Deals with things that are automatic, plays key role in detecting and correcting errors