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54 Cards in this Set

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  • Back
  • 3rd side (hint)
Accommodation
Changes in the thickness of the lens in the eye to focus on near and far objects
Changes thickness lens eye focus near and far
Artificial insemination
Insertion of sperm from a donor into a woman to fertilise her egg
Insertion sperm donor into woman fertilise egg
Bacteria
A type of microorganism. Most are useful, some cause disease
Microorganism useful disease
Brain
An organ that coordinates the actions of your body
Organ coordinates actions body
Brain tumour
A mass of unnecessary cells growing inside the skull
Mass unnecessary cells inside skull
Central nervous system (CNS)
The brain and spinal cord
Cones
Light-receptor cells in the retina of the eye that detect colour
Light-receptor retina detect colour
Contraception
A method of preventing pregnancy
Method of preventing...
Contract
The shortening of muscles cells to make the muscle shorter
Shortening muscle cells, muscle shorten
Cornea
The curved outer surface of the eye that focuses most of the light on the retina
Curved outer surface focuses light retina
Diabetes
A disease where your body is unable to control the level of sugar in the blood
Disease body unable control sugar level blood
Effector
Muscles that contract in response to impulses from the nervous system
Muscles contract response impulses nervous system
Electrical impulse
A signal carried by the nerves in your body
Signal carried by nerves
Endocrine system
A system of glands in the body that make hormones
System glands make hormones
Epilepsy
A sudden burst of excess electrical activity in the brain causing a seizure
Sudden burst excess electrical activity brain seizure
Gland
An organ that produces a hormone
Organ produces hormone
Glucose
A simple sugar, a type of carbohydrate
Simple sugar carbohydrate
Grand mal
A form of epilepsy where the person loses consciousness and makes uncontrolled jerky movements
Epilepsy loses consciousness uncontrolled jerky movements
Hormone
A chemical message produced by a gland to coordinate the body
Chemical message produced gland coordinate body
Infertility
Where a couple are unable to have children. May be caused by blocked oviducts or not making enough sperms
Couple unable children, blocked oviducts not enough sperm
Insulin
A hormone made in the pancreas to control the level of sugar in the blood
Hormone pancreas control sugar level blood
In-vitro fertilisation (IVF)
The fertilisation of a human egg outside the body
Fertilisation human egg outside body
Iris
The coloured ring of muscle in the eye that controls the size of the pupil
Coloured ring muscle eye controls pupil size
Iris reflex
A reflex action that controls the amount of light entering the eye
Reflex controls light entering eye
Menstrual cycle
The cycle of preparing the uterus to receive a fertilised egg after ovulation
Cycle prepare uterus receive fertilised egg after ovulation
Motor neurone
A neurone that carries impulses to an effector
Neurone carries impulses to effector
Muscle
Tissue made from cells which can contract, allowing movements to take place
Tissue from cells contract allowing movements
Nervous system
The nerves, brain and spinal cord inside the body
The _____, ______ and _______ ______ inside the body
Neurone
A single cell that carries impulses
Single cell carries impulses
Oestrogen (Pronounced: E-strogen)
A hormone that makes the lining of the uterus thicken and stops eggs from developing
Hormone uterus lining thicken eggs stop developing
Pain sensor
A receptor cell in the skin that responds to pain
Receptor cell in skin respond pain
Pancreas
An organ in your abdomen that produces insulin
Organ abdomen produces insulin
Parkinson's disease
A disease where the brain is unable to coordinate muscle actions properly
Disease brain unable coordinate muscle actions
Pathway
The route of an impulse between a receptor and an effector
Route impulse between receptor effector
Pregnancy
The development of an embryo from fertilisation until birth
Development embryo fertilisation until birth
Progesterone
A hormone that makes the uterus lining thicken after ovulation
Hormone uterus lining thicken after ovulation
Pupil
The hole in the centre of the iris that lets light enter through to the retina
Hole centre iris light through to retina
Reaction time
The time between a sense organ detecting a stimulus and the muscles reacting
Time between sense organ detect stimulus muscles reacting
Receptor
A special cell that detects stimuli like light, sound and heat
Special cell detects stimuli like...
Relay neurone
A neurone found in the central nervous system connecting a sensory neurone and a motor neurone as part of a reflex
Neurone in CNS connecting sensory motor part of reflex
Reflex (Involuntary response)
An automatic response to a stimulus
Automatic response to stimulus
Retina
The inner lining of an eyeball containing light-detecting receptor cells called rods and cones
Inner lining of eyeball containing receptor cells rods cones
Rods
Light-detecting receptor cells in the retina of the eye that detect light intensity
Receptor cells retina detect light intensity
Sense organ
An organ that contains receptors that detect stimuli
Organ contains receptors detect stimuli
Sensory neurone
A neurone carrying impulses between a receptor cell and the central nervous system
Neurone carrying impulses receptor cell to CNS
Spinal cord
The bundle of neurones inside the backbone
Bundle neurones inside backbone
Stimulus
Something you react to
React
Stroke
A blood clot or bleeding in the brain, which causes brain cells to die
Blood clot bleeding in brain brain cells die
Synapse
The gap between two neurones
Gap between neurones
Target organ
The organ a particular hormone works on
Particular hormone works on
Testosterone
The male sex hormone
Male
Tumour
Cells growing to form an abnormal tissue
Cells growing abnormal tissue
Voluntary response
A response to a stimulus that you have to think about and can control
Response stimulus think control
Iris reflex
A reflex action that controls the amount of light entering the eye
Reflex controls light entering eye