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Test Questions Flashcards

1
Q

What is mitosis?

A

Multiplication of cells

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2
Q

What are the combinations of two or more chemically bonded elements called?

A

Compounds

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3
Q

A particle that carries no electrical charge is known as what?

A

Neutron

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4
Q

What are atoms composed of?

A

Proton, neutrons and electrons

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5
Q

What must organic compounds contain?

A

Carbon

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6
Q

How many chromatids are in chromosomes?

A

2

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7
Q

What type of connective tissue helps to retain heat and insulate the body?

A

Adipose tissue

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8
Q

What is the specific study of the structure and form of cells and tissues called?

A

Histology

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9
Q

What is the function of areolar tissue?

A

To connect and support other tissues

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10
Q

Which organ is made up of connective lymphoid tissue?

A

Spleen

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11
Q

What type of tissue has the ability to stretch?

A

Yellow elastic tissue

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12
Q

What is histology?

A

The study of the structure of tissues

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13
Q

Which tissue transmits signals round the body?

A

Nervous

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14
Q

What structure does lymphatic connective tissue have?

A

Semi-solid tissue with white fibres

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15
Q

What is the function of non-striated muscle tissue?

A

To carry out involuntary functions

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16
Q

What is the function of fibroblasts?

A

To produce collagen

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17
Q

Which membrane produces fluid to lubricate the ends of bones?

A

Synovial membrane

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18
Q

What is the function of bone tissue?

A

To support and protect the body and all of its organs

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19
Q

What is the function of hyaline cartilage?

A

To support and cushion the ends of bones

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20
Q

What tissues consist mainly of fat cells?

A

Adipose

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21
Q

What is the ‘powerhouse’ of a cell called?

A

Mitochondria

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22
Q

The outermost layer of the skin is called…

A

Epidermis

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23
Q

What is the function of melanin?

A

To help protect the skin from harmful UV radiation

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24
Q

Where can cytoplasm be found?

A

Inside the cell surrounding the nucleus and other organelles

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25
Storage and transportation of molecules is one function of the…
Endoplasmic reticulum
26
The centre of the cell is called…
The nucleus
27
A group of tissues join to form…
Organ
28
The smallest particle of an element which can exist as a stable entity is…
An atom
29
Compounds without containing carbon are called…
Inorganic
30
Cuboidal epithelium is found in…
Kidney tubules
31
Which type of tissue contains fibrocytes and mast cells?
Fibrous connective tissue
32
Empty sacs with the cytoplasm are called
Vacuoles
33
The cell membrane synthesises proteins for the cell. True or false?
False
34
Where does the formation of ATP take place?
Mitochondria
35
Non-keritanised compound epithelium…
Forms a barrier against pathogens
36
The centrosome divides into 2 centrioles during which phase of mitosis?
Prophase
37
DNA is found in…
Nucleus
38
A group of cells form…
Tissue
39
The protein ‘factories’ of a cell are called…
Ribosomes
40
The spindle fibres disintergrate and the centrioles replicate during which phase of mitosis?
Telophase
41
Which is the most general connective tissue found in the body?
Areolar
42
What is the function of hyaline cartilage?
Provides support, flexibility and smooth surfaces for joint movement
43
What is the function of the nucleolus?
To programme the formation of ribosomes
44
Where does the cell receive its energy from?
Mitochondria
45
Human cells contain how many chromosomes?
46
46
Protons are found within protoplasm. True or false?
False
47
The reproduction of a sex cell is called…
Meiosis
48
Waste and foreign substances in the cell are broken down by…
Lysosomes
49
Centrioles are…
Spherical structures that store genetic material
50
At the metaphase of mitosis what happens?
Chromosomes line up at the equator of the cell
51
What is the main energy transporter within the cell?
ATP
52
How many chromosomes are in a sex cell?
23
53
Adipose tissue can be defined as…
Connective tissue specialised in the storage of fat
54
Ciliated epithelium is found in…
Trachea
55
What is formed when the zygote divides?
Embryo
56
Which part of the cell acts as a filter between fluid inside the cell and the tissue fluid outside it?
Cell membrane
57
Oxygen and Carbon dioxide, can pass through pores or holes by…
Diffusion
58
Cell reproduction is known as…
Mitosis
59
Dense areas of cytoplasm containing centrioles are called…
Centrosomes
60
What is the function of yellow elastic cartilage?
To provide support while maintaining flexibility
61
Non-keratinised epithelium compound can be found…
Inside the mouth
62
What is protoplasm?
A living substance that makes up the cell consisting of the cytoplasm and the nucleus
63
A group of systems join to form…
An organism
64
In which phase of mitosis does the nucleolus disappear?
Prophase
65
The point where the 2 chromatids join in the chromosome is called…
Centromere
66
The material needed to form chromosomes is called?
Chromatin
67
What is the function of the nucleus?
To control every organelle within the cytoplasm
68
Where can adipose tissue be found?
Beneath the skin
69
Where are goblet cells found?
Simple epithelium
70
What is the function of the centrioles?
Play a role in cell division
71
How is a chromosome formed?
2 strands of chromatids held together by a centromere
72
Lymphoid tissue is a type of…
Connective tissue
73
Keratinised compound epithelium can be found in…
Hair, skin and nails
74
What type of cartilage is found on articular surfaces of joints?
Hyaline
75
A group of organs join to form…
System
76
Which type of tissue is found in organs that need waterproof and expandable lining?
Transitional
77
What is the structure of the cell membrane?
A fine membrane, made of protein threads and lipids
78
During the interphase of mitosis….
A cell is resting
79
What is the fourth stage of mitosis?
Telophase
80
What is the function of lysosomes?
Break down waste materials and cellular debris
81
What is the function of white fibrocartilage?
To absorb shock
82
Which type of connective tissue is capable of considerable extension and recoil?
Yellow elastic
83
Where can lymphoid tissue be found?
The appendix
84
What is the third phase of mitosis?
Anaphase
85
What is the function of white fibrous tissue?
Provides strength and support to tendons and ligaments
86
What is the function of ribosomes
To produce protein compounds
87
What is the supporting tissue of the body?
Connective
88
At the anaphase of mitosis the…
Chromatids separate and are pulled towards opposite poles of the cell

Cells And Tissues (3 decks)

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