B3.1 Revision

Question 1

Links nervous to endocrine

Answer 1

hypothalamus

Question 2

Releases and stores hormones

Answer 2

Pituitary gland

Question 3

Contributes to coordination and precision

Answer 3

Cerebellum

Question 4

Cerebellum

Answer 4

Contributes to coordination and precision

Question 5

What part controls Long term memory + why do we know

Answer 5

Hippocampus + henry gustav molaison had parts removed and had memory loss

Question 6

Regulate sleep

Answer 6

The pons

Question 7

The pons

Answer 7

Regulate sleep

Question 8

Name for unconscious shaping of the lens

Answer 8

Accommodation

Question 9

Muscles that control lens

Answer 9

Ciliary muscle and suspensory ligaments (slacken and contract)

Question 10

Muscles that control iris

Answer 10

Circular muscle and Radial Muscle (relax and contract) : dilute = big, contract = small

Question 11

Sclera

Answer 11

Tough, supporting wall of eye

Question 12

Retina

Answer 12

Contains light receptors, back of eye where light is focused

Question 13

Forea

Answer 13

part of retina , point where light is focussed onto

Question 14

Optic nerve

Answer 14

Carries impulses

Question 15

Iris

Answer 15

Controls pupil diameter

Question 16

What happens when there’s bright light

Answer 16

The pupil is made smaller so the circular muscles so the circular muscles contract and the radial muscles relax

Question 17

What happens when you want to see far away

Answer 17

The lens is made more concaves so the ciliary muscles slack and the suspensory ligaments contract

Question 18

Hyperopia reasons and how its fixed

Answer 18

Hyperopia is long sightedness and is caused by the eyeball being to short or