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Natural science > Term 1 > Flashcards

Term 1 Flashcards

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1
Q

What is oxygenated blood?

A

Blood is rich in oxygen

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2
Q

What are the healthness issues for Nervous System?

A

Deafness, Blindness, Short-sightedens, Drugs and Alcohol

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3
Q

What is Embryo?

A

Early development stage

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4
Q

What is Sexual reproduction?

A

There are two parents creating life

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5
Q

What is a Cell membrane?

A

The thin layer that surrounds the cell

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6
Q

What is a Balanced diet?

A

The necessary nutrients from all the food groups required for healthy growth

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7
Q

The process of the Rectum?

A

Stored temporarily

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8
Q

What is Asexaul Reproduction?

A

There is only one parent and will be indentical to the parent

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9
Q

What is Circumsion?

A

The removal of the foresaken skin

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10
Q

What is the Movement?

A

The ability to change position over time.

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11
Q

What is Thoraic cavity?

A

Space in the chest containing lungs and the heart

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12
Q

What is Stimulus?

A

A change in the enivroment which cause an reaction the living organism

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13
Q

What is Malnutrition?

A

The lack of nutrients that are required

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14
Q

What is veins?

A

Blood vessels transporting blood towars the heart

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15
Q

What is Sensitivity?

A

The ability to detect changes in the surrounding enviroment

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16
Q

What is Metabolism?

A

All chemical reactions in the body

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17
Q

What is Gaseous exchange?

A

Between the blood lungs and the cells

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18
Q

What is a tissue?

A

A group of cells that all have the same structure and perform the same function

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19
Q

what is Intercostal muscles?

A

Muscles between the ribs to life the rib cage

(It causes the ribcage to lift upwards)

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20
Q

What is a spinal cord?

A

A cord of nerve tissue that extends fromt eh brain through the soinal coloumn in which the nerve cells carry information

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21
Q

The process of the Stomach is?

A

Enzyme speeds up the rate

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22
Q

What is Secondary Sexaul Characteristics?

A

Changes in the body during puberty

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23
Q

What is Filteration?

A

When substances are seperated from each other by using a filter

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24
Q

What is Pituitary gland?

A

Starts to make hormones

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25
What is Saliva?
Liquid secreted into the mouth
26
What is atrium?
Heart chamber which recieves blood
27
What is arteries?
Blood vessels transporting blood away from the heart
28
What is Sex hormone?
Chemical that carries messages in the body
29
What is Alveoli?
Where gases exhange takes place
30
What is the cause for bladder infections?
Bacteria that infect the urinary
31
What is Excreation?
The removal of waste products from the body
32
What is Reproduction?
Making more individuals of the same species
33
The process of the liver?
The biles assits and is stored in the gall bladder
34
What is deoxygenated blood?
Blood is rich in carbon dioxide
35
What is an organ?
Made up of a group of different tissues that perform a single function.
36
What is the system?
A group of different organsthat works together to perform a single function
37
What is Growth?
An increase in size due to to an increase in cell size
38
What is Excretion?
The removal of waste product
39
What is enzymes?
Proteins that speed up the rate of a chemical reaction
40
What is the Main Process for Diffussion?
It diffuses the waste products from the blood
41
What is the Main Process for Excreation?
It conducts to the urine to the ureter and then the bladder, turning to urine it leaves the body.
42
What is Ejaculation?
The rapid release of semen from the penis
43
What is a heart rate?
The number of times the heart beats per minute
44
The process of the anus is?
End of the digestive system where the waste comes out.
45
What is the function of a penis?
It releases semen in the vagina during ejaculation
46
What is Nucleus?
Found towards the centre of the cell and controls all activites inside the cell
47
What is tetstes?
Male sex organs that produce sperm cells
48
What is cytoplasm?
Where reaction takes place
49
Whats is Mitochondrian?
It creates energy for the cell
50
What does Capillary?
Blood vessels that form a network between the arteriols and the venules
51
What is Solvent?
Liquid that dissolves food into solution
52
What is Diaphragm?
A muscular plate that divies the chest from the abdomen (It causes the lungs to move downwards)
53
What is Menstrual Cycle?
A series of changes that happen in the female reproductive organs
54
What is obesity?
Having an exessive amount of body fat
55
What is Abosorbtion?
When substances move across a membrane
56
What is Vaculoe?
Responsible for creating proteins
57
What is capillaries?
The smalles blood vessel in the circulatory system
58
What is ventricle?
Heart chamber which pumps blood
59
The process of the large intestine is?
Absorbs water from wastes back into the blood
60
What is Menstruation?
The breakdown of the living of the uterus that contains many blood vessels
61
What is unicellular?
Consisting of a single cell
62
What is Respiration?
It is a chemical reaction that happens within cells to release energy from food
63
What is peristalsis?
The muscle layers in the digestive canalthat pushes the food forward
64
What is Copulation?
The erect penis takes place in the vagina
65
What is Offspring?
The young produced by an organism
66
What is Ovulation?
A ripe egg from the ovary
67
What is Gamets?
The sex cells also called sperm cells and egg cells
68
What is Hormones?
It speed up or slow down the activites of an organ
69
What is Puberty?
In the human life cycle they mature
70
What is Genetic information?
Inherited something from the parents
71
What is an organisim?
Is made up of a number of different systems which all work together to keep the organism alive.
72
What is Nutrition?
The neeed for an organism to use food as a source of energy
73
What is Osmoregulation?
The regulation of water content of the body
74
What is Ovaries?
Female sex organs that produce egg cells
75
The process of the small intestine is?
The food absorbing into the body
76
What is digestion?
The breakdown of food that can be absorbed by the body
77
What is Impulses?
Signals transmitted along nervous
78
The process of the Oesophagus is?
The muscles contract and relax inorder to push the food through.
79
What is the Sperm duct?
A tube that carries sperm
80
What is Branchiole?
Branches turn into branchas divides
81
What is a cell?
All living organisims are made up of cells
82
The process of the mouth is?
The teeth and tongue crushes the food. Tongue helps mix the food with saliva
83
What is the main process of Absorption?
Water, glucose and amino get abosrbed from the tubes and the filter goes back in the blood
84
What is Receptors?
It detects perticular stimuli from the enviroment
85
What is the Main Process for Filtration?
Waste products into Kidney filtering it and ends up in the small tubes in the kidney
86
What is the function of Excretory system?
Removes waste from the blood and regulates the body's fluid.

Natural science (2 decks)

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