SCIENCE LESSON 2 - THE ENDOCRINE AND NERVOUS SYSTEM Flashcards

(76 cards)

1
Q

Two ways body processes are regulated

A
  • Through nervous system
  • Chemically - by hormonal secretions of the endocrine system
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2
Q

Is made up of a group of organs called endocrine glands

A

Endocrine System

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3
Q

Comes from the Greek word “Endo” meaning with, and “Crinis” meaning secrete

A

Endocrine

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4
Q

The endocrine gland is also called as

A

Ductless Gland

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5
Q

Are the secretions of the endocrine glands

A

Hormones

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6
Q

Are special protein substances

A

Hormones

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7
Q

Bring about changes in cells or tissues

A

Hormones

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8
Q

Effects may be an increase or decrease activity of target cells

A

Hormones

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9
Q

Effects may just also be to maintain cells

A

Hormones

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10
Q

Located at the middle of the brain

A

Pineal Gland

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11
Q

Hormone secreted by Pineal Gland

A

Melatonin

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12
Q

Helps regulate daily sleep-wake cycle or seasonal rhythms associated with existing light condition

A

Melatonin

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13
Q

At the lower central area of the brain

A

Hypothalamus

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14
Q

Hormones produced by Hypothalamus

A

Oxytocin
Antidiuretic Hormone

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15
Q

Regulates body temperature and body pressure, and water loss

A

Antidiuretic Hormone (ADH)

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16
Q

Regulates activities of the body, metabolism, and reproduction

A

Oxytocin

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17
Q

Regulates growth of skeletal system, Located beneath the Hypothalamus

A

Pituitary Gland

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18
Q

It stimulates adrenal and thyroid gland to release specific hormones

A

Pituitary Gland

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19
Q

Hormones produced by anterior lobe

A

Growth, Thyroid-Stimulating Hormone, Adrenocorticotropic Hormone, follicle stimulating hormone (FSH), Luteinizing hormone (LH), Prolactin

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20
Q

Stimulate growth of bones

A

Growth Hormones

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21
Q

Regulates the activity of the thyroid gland

A

Thyroid-Stimulating Hormone

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22
Q

Stimulates adrenal cortex to produce steroid hormone

A

Adrenocorticotropic Hormone

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23
Q

Stimulate gamete formation

A

Follicle Stimulating Hormone

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24
Q

Stimulates production of estrogen and progesterone

A

Luteinizing Hormone

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25
Stimulate milk production
Prolactin
26
Hormones produced by Middle Lobe, Enhances production of melanin pigment
Melanocytes-Stimulating Hormones
27
Hormones created by Posterior Lobe
Oxytocin, Vasopressin
28
Regulates contraction during childbirth
Oxytocin
29
Prevents water loss in the body
Vasopressin
30
Located in front of pituitary gland
Thyroid Gland
31
Hormones produced by Thyroid Gland
Thyroxine, Triiodothyronine, Calcitonin
32
Regulates rate of metabolism
Thyroxine
33
Regulate mental and physical growth
Triiodothyronine
34
Regulates calcium in the blood
Calcitonin
35
4 tiny glands connected to the back of the thyroid gland
Parathyroid Gland
36
Hormone produced by Parathyroid, Regulates the minerals in the body - calcium and phosphorus in bloodstream
Parathormone
37
Placed on top of the kidneys
Adrenal Gland
38
Hormones produced by adrenal gland
Glucocorticoids, Mineral corticoids, Androgens, Adrenaline
39
Regulates metabolism
Glucocorticoids
40
Regulates immune system
Mineral corticoids
41
Regulates blood pressure
Androgens
42
Regulates response to stress
Adrenaline
43
Decreases the amount of sugar in the bloodstream
Insulin
44
It prevents your blood sugar from dropping too low; increases the body sugar level
Glucagon
45
Controls growth and development of male sex organ and other secondary and sex characteristics
Testosterone
46
Controls the development of female secondary sex characteristics
Estrogen
47
Stimulates the growth of uterus lining
Progesterone
48
Function of endocrine system
Regulates body processes chemically through its hormonal secretions
49
Is a change in internal conditions, which is measured by different receptors
Stimulus
50
Are any of the body structures that sense an incoming stimulus
Receptors
51
It is the Hypothalamus and identifies the stimulus as received by the receptors and compares it with the value of the normal range or the condition’s set point
Control Center
52
The change returns the value to normal range
Effectors
52
Functions for transmitting messages from one body part to another
Nerve cells or Neurons
53
To protect and assist neurons
Supporting cells
54
2 types of nerve fibers
Dendrites and Axon
55
Towards the cell body, highly branched, more numerous, shorter, thinner fibers
Dendrites (thin)
56
Slightly-branched, fewer, longer, thicker fibers, away from the cell body
Axons (thick)
57
Carry impulses from the sense organs to the brain or spinal cord
Sensory Neurons
58
Carry impulses from the brain or spinal cord to the muscles
Motor Neurons
59
Process the impulses from the sensory neurons,and then relay directives to motor neurons
Associative Neurons or Interneurons
60
Serves as a pathway of nerve impulses going to or coming from the brain
Spinal Cord
61
Voluntary actions
Somatic nervous system
62
Involuntary action
Autonomic nervous system
63
Is a control system to reduce or minimize any changes or conditions of the body, which keeps the whole body system stable. ex. blood pressure regulation
Negative feedback
64
Is a control system which uses information from sensors to increase the rate of processes. ex. childbirth
Positive feedback
65
Seat of thinking, reasoning, and power of imagination; sensory-motor coordination; origin of all cerebral functions
Gray matter
66
Relays impulses between the cortex and the rest of the brain and spinal cord
White matter
67
For language, logic, and mathematics
Left cerebral hemisphere
68
For spatial perception, musical ability, artistic ability, and emotions
Right cerebral hemisphere
69
Directs all incoming sensory information to the cortex; handles outgoing motor impulses
Thalamus
70
Maintains homeostasis; regulates many hormones, blood pressure, body temperature, heart rate, hunger, thirst, and emotions
Hypothalamus
71
Relays sensory information to the cerebrum; coordinates eye reflexes; also helps regulate sleep
Midbrain
72
Relays information between the spinal cord and the brain through their sensory and motor neurons; regulates breathing, heartbeat, and digestion; also coordinates walking and other movements of the body
Pons and Medulla Oblongata
73
Regulates balance and muscle coordination
Cerebellum
74
Cerebrum, Thalamus, Hypothalamus
Forebrain
75
Pons, Medulla Oblongata, Cerebellum
Hindbrain