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TEAS > Science > Flashcards

Science Flashcards

1
Q

What causes osteoporosis

A

A disease caused brittle bones. A decrease in the osteoblast activity and normal osteoclast activity

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2
Q

Autonomic sympathetic system is responsible for what?

A

Regulating involuntary body functions such as heart beat, blood flow, breathing and digestion. Fight or flight.

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3
Q

What is the function of neurons?

A

To process and transmit information, creating electrical impulse

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4
Q

What is the function of myelin sheath?

A

To protect the neuron, provide insulation, and increase the speed of impulse transmission

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5
Q

What is blood cells made?

A

Bone marrow

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6
Q

What produce antibodies

A

Plasma cells ( different from white blood cells called B lymphocytes also called B cell )

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7
Q

A person who is sick may have?

A

Increase in whites blood cells

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8
Q

What attacks Antigen?

A

Antibodies

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9
Q

What is an example of a disease where the immune system attacks itself?

A

Multiple Sclerosis ( Auto immune disease )

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10
Q

What are the pores in the nuclear envelopes used for?

A

Regulate import and export of material between nucleus and cytoplasm

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11
Q

What organelles transport energy that comes from the food?

A

Mitochondria

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12
Q

What glands produce FSH?

A

Anterior pituitary

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13
Q

What glands produce TSH?

A

Posterior pituitary gland

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14
Q

What are the 2 major part of the nervous system ?

A

Central nervous system and peripheral nervous system

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15
Q

What produce bile?

A

Liver

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16
Q

Where is urine stored?

A

Bladder

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17
Q

What is active immunity?

A

Vaccinations

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18
Q

What is the job of the circulatory systems ?

A

To transport endocrine hormones

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19
Q

Where does fertilizations begins ?

A

End of the Fallopian tube

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20
Q

Where does meiosis occur ?

A

Ovaries and testes

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21
Q

Which of the following endocrine system gland located behind the thyroid gland? What does the parathyroid gland help the body control?

A

Calcium and phosphorous levels

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22
Q

What does the body make when In the sunlight?

A

Vitamin D

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23
Q

What method lungs use to diffuse O2 and CO2 ?

A

Simple diffusion against concentration gradients

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24
Q

What protects the skin from UV?

A

Melanin

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25
Q

What hormones decrease glucose level?

A

Insulin beta cell

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26
Q

What happens when alveoli is damaged?

A

Can’t provide gas exchanged, may cause emphysema

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27
Q

What kind of bonds in nucleotides is in double strand DNA ?

A

Hydrogen

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28
Q

What kind of tissue in the spinal cord?

A

Nervous

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29
Q

S and O are in the same periodic group and share chemical properties, but H2S is a gas at room temperature, which of the main reason for this?

A

H2O has a strong intermolecular bond that H2S

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30
Q

What bond are involved in S2O versus H2O ?

A

Covalent bond: H2O has a stronger intermolecular bond.

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31
Q

What layer of the skin is sebaceous gland found ?

A

Dermis

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32
Q

What is called when gametes produce zygotes

A

Fertilization

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33
Q

Biggest strongest bone

A

Femur

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34
Q

Main function of circulatory system

A

Transport nutrient and oxygen through the body

35
Q

Liquid to gas

A

Evaporation

36
Q

Function of Neuron

A

Transmitted electrical signal to the body ( action potential )

37
Q

What are sweat glands ?

A

Exocrine glands, sudoriferousn glands

38
Q

Which is the women outer organ?

A

Vagina

39
Q

Which one connect to vagina?

A

Cervix

40
Q

Which gland from the men’s body secrets a fluid into the urethra to neutralize to acidity in the urethra ?

A

Bulbourethral

41
Q

I’m which layer are follicles hairs?

A

Dermis

42
Q

Which one connected large intestine to the appendix

A

Cecum

43
Q

If damages circulatory respiratory ( breathing ) rate what brain part is responsible to that ?

A

Medulla oblangata

44
Q

What produces gametes?

A

Meiosis

45
Q

How does oxygen and carbon dioxide exchange?

A

Diffusion down concentration gradient

46
Q

What cells produce testosterones?

A

Leydig cells is presence of the LH ( interstitials cell )

47
Q

In addition to oxygen and carbon dioxide = , the circulatory system is the primary delivery system for which of the following?

A

Endocrine system

48
Q

Gains and loses of which the following general create an electrolytes imbalance ?

A

Sodium

49
Q

Which of the following occurs in the cardiac cycle if the impulse triggered at the senatorial node never close?

A

The atria will never close

50
Q

Which of the following reactions occurs during thermoregulation to increase body temperature?

A

The body begins shivering

51
Q

A blood sample taken from a patient who has infection can be expected to show which of the following?

A

Elevated white blood cell count

52
Q

Which of the following organs remove nitrogenous waste from the body?

A

Kidney

53
Q

An individual cell is able to make copies of its genetic information but is unable to produce encoded proteins ?

A

This indicates a possible problem in the Ribosomes

54
Q

Which of the following digestive systems structure releases amylase?

A

Salivary glands

55
Q

Which of the following functions does the myelin sheath perform a nerve cell?

A

Insulation

56
Q

Which of the following organs is responsible for the secretion of the hormone insulin?

A

Pancreas

57
Q

An increase in which of the following would lead to decrease in the amount of oxygen in the blood?

A

Exercise

58
Q

Which of the following body system break down proteins into amino acids ?

A

Digestive

59
Q

Which of the following layers of skin contains the sebaceous glands?

A

Dermis

60
Q

Osteoporosis result from which of the following?

A

A decline of osteoblast activity while osteoclast activity continues at expected levels

61
Q

Which of the following occurs in the cardiac cycle if the impulse triggered at the sinoatrial node never close?

A

The atria will never closed

62
Q

Which of the following structure is found in cells?

A

Plasma membrane

63
Q

Which of the following types of cells stimulates other immune cells to attacks and destroy foreign agents?

A

Helper T-cells

64
Q

The process known as gastrulation results in the formation of which of the following embryonic structures

A

Germinal layers

65
Q

Which of the following structure carriers’ blood away from the heart?

A

Arteries

66
Q

Which of the following demonstrate condensation?

A

Few drops from on a leaf

67
Q

Which of the following unit is used to indicates mass?

A

Mg

68
Q

Which of the following demonstrate a chemical reaction of water?

A

Water produces gas with sodium metal

69
Q

Where is the info stored in DNA?

A

Nitrogenous bases

70
Q

Acid chyme produced by stomach is neutralized in the intestine by which of the following ?

A

Pancreatic secretions

71
Q

On which of the following locations does the development of blood cell take place?

A

Bone marrow

72
Q

The component of an atom that possess relatively little mass, thus being negligible in calculating the atom?

A

Electron

73
Q

A and O are in the same periodic group and share chemical properties, but H2S is a gas at room temperature, following is the main reason for this?

A

H2O has stronger intramolecular bonds than H2S

74
Q

Which of the following reasons explains why it is important for a new scientific findings to be punished?

A

Other scientist can validate or disprove the findings

75
Q

Which of the following excess solutes from the body?

A

Kidney

76
Q

The processes by which gametes combine to form a zygote is called which of the following ?

A

Fertilization

77
Q

The exchange of nutrients between tissues and blood primary occurs in which of the following locations

A

Capillaries

78
Q

Which of the following cellular process produces gametes

A

Meiosis

79
Q

Which portion of the autonomic nervous system is responsible for an increased heart rate?

A

Sympathetic Nervous system

80
Q

Permanent damage to which if the following types of tissues in the spinal cord will cause paralysis

A

Nervous tissue

81
Q

Which of the following is appropriate prefix to measure the amount of space taken up?

A

Milli

82
Q

In addition to oxygen and carbon dioxide, the circulatory system is the primary delivery system for?

A

Endocrine hormones

83
Q

Iodine directly helps which of the following glands ?

A

Thyroid glands

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