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1
Q

Chapter 18 - Endocrine System

the endocrine system is the ________ system of the body

A

hormonal

2
Q

Chapter 18 - Endocrine System

_____ are chemical messengers

A

hormones

3
Q

Chapter 18 - Endocrine System

hormones are released in one tissue and transported via the _______ to reach specific cells in other tissues

A

blood stream

4
Q

Chapter 18 - Endocrine System

each hormone has a ______ on which it acts

A

specific target cell

5
Q

Chapter 18 - Endocrine System

hormones are effective in coordinating:

A

cell, tissue, and organ activites on a long term sustained basis

6
Q

Chapter 18 - Endocrine System

hormones are messengers that will cause a cell to change or alter its

A

function to cause a specific response in the body

7
Q

Chapter 18 - Endocrine System

how do hormones alter cellular operations

A

changing the types, activites, or quantities of important enzymes and structural proteins

8
Q

Chapter 18 - Endocrine System

hormone release occurs where

A

capillaries are abundant and allow the hormone to enter the blood stream quickly

9
Q

Chapter 18 - Endocrine System

when in the blood stream hormones are either

A

free flowing or bound to carrier proteins

10
Q

Chapter 18 - Endocrine System

when _______ reach target cells they do not pass through the cell membrane

A

non-steroidal

11
Q

Chapter 18 - Endocrine System

what hormones are not soluble in cell membrane

A

non-steroidal

12
Q

Chapter 18 - Endocrine System

hormones bind to what on the cell membrane

A

receptors

13
Q

Chapter 18 - Endocrine System

non-steroidal hormones after binding to the receptor on the cell membrane do what

A

activate messengers in the cytoplasm

14
Q

Chapter 18 - Endocrine System

the activated messengers in the cytoplasm of the cell do what

A

cause a change in the cell’s metabolism or function

15
Q

Chapter 18 - Endocrine System

what is the first messenger

A

non-steroidal hormone

16
Q

Chapter 18 - Endocrine System

what is the second messenger

A

cytoplasm of cell

17
Q

Chapter 18 - Endocrine System

steroidal hormone are able to pass through

A

lipid bilayer of the cell membrane into the cytoplasm

18
Q

Chapter 18 - Endocrine System

which type of hormone directly affects the function of the genes in the nucleus

A

steroidal

19
Q

Chapter 18 - Endocrine System

the endocrine system includes

A

all the endocrine cells and tissues of the body

20
Q

Chapter 18 - Endocrine System

endocrine cells are

A

glandular cells

21
Q

Chapter 18 - Endocrine System

endocrine cells secrete directly into

A

extracellular fluid of the body

22
Q

Chapter 18 - Endocrine System

exocrine secrete via

A

ducts

23
Q

Chapter 18 - Endocrine System

list of organs/systems involved with ES

A
hypothalamus
pituitary gland
pineal gland
parathyroid gland
thyroid gland
heart
thymus
kidney
adrenal glands
GI tract
pancreas
gonads
24
Q

Chapter 18 - Endocrine System

what is the neurological connection between the ES and NS

A

hypothalamus

25
Q

Chapter 18 - Endocrine System

what is connected to the hypothalamus

A

pituitary gland

26
Q

Chapter 18 - Endocrine System

hormones are divided into _____ groups

A

3

27
Q

Chapter 18 - Endocrine System

what are the 3 groups of hormones

A

amino acid derivates
peptide hormones
lipid derivates

28
Q

Chapter 18 - Endocrine System

List of amino acid derivates

A
epinephrine
norepinephrine
dopamine
thyroid hormones
melatonin
29
Q

Chapter 18 - Endocrine System

list of peptide hormones

A

ADH

oxytocin

30
Q

Chapter 18 - Endocrine System

list of Lipid derivates

A

steroids and eicosanoids
These hormones are the sex hormones:
androgen, estrogen, and corticosteroids

31
Q

Chapter 18 - Endocrine System

what are eiosanoids

A

small molecules that affect enzymatic processes

32
Q

Chapter 18 - Endocrine System

examples of eicosanoids

A

leukotriense

prostaglandins

33
Q

Chapter 18 - Endocrine System

when are leukotriense released

A

tissue injury

34
Q

Chapter 18 - Endocrine System

where are leukotriense released

A

white blood cells

35
Q

Chapter 18 - Endocrine System

when are prostaglandins released

A

tissue injury

36
Q

Chapter 18 - Endocrine System

where are prostaglandins released

A

all tissues

37
Q

Chapter 18 - Endocrine System

hormones functions may include:

A

stimulate the synthesis of an enzyme or structural protein
turn an existing enzyme on or off by changing its shape or structure
increase or decrease the rate of synthesis of a particular enzyme or protein

38
Q

Chapter 18 - Endocrine System

the ES has ______ that are similar to neurological ______ found in the NS

A

reflexes

reflexes

39
Q

Chapter 18 - Endocrine System

what regulates the secretion of hormones

A

hypothalamus

40
Q

Chapter 18 - Endocrine System

hypothalamus secretes _______ that control endocrine cells in the _______

A

regulatory hormones

pituitary gland

41
Q

Chapter 18 - Endocrine System

the _____ in the hypothalamus have direct nervous control over endocrine cells of the _______

A

autonomic centers

adrenal medullae

42
Q

Chapter 18 - Endocrine System

how does the hypothalamus act as an endocrine organ

A

directly secreting hormones into the blood stream

43
Q

Chapter 18 - Endocrine System

the pituitary gland is also know as the

A

hypophysis

44
Q

Chapter 18 - Endocrine System

where is the pituitary gland located

A

in the sella turcica of the sphenoid bone

45
Q

Chapter 18 - Endocrine System

what connects the pituitary gland to the hypothalamus

A

infundibulum

46
Q

Chapter 18 - Endocrine System

the pituitary gland is divided into ____ and _____ gland

A

anterior

posterior

47
Q

Chapter 18 - Endocrine System

the anterior pituitary gland is also called

A

adenohyphysis

48
Q

Chapter 18 - Endocrine System

how many regions are on the anterior pituitary gland

A

3

49
Q

Chapter 18 - Endocrine System

what are the regions of the anterior pituitary gland

A

pars distalis
pars tuberalis
pars intermedia

50
Q

Chapter 18 - Endocrine System

what is the largest region of the anterior pituitary gland

A

pars distalis

51
Q

Chapter 18 - Endocrine System

the ______ is the pituitary glands’s connection to the circulatory system of the body

A

hypophyseal portal system

52
Q

Chapter 18 - Endocrine System

what is in the hypophyseal portal system

A

network of blood vessels

53
Q

Chapter 18 - Endocrine System

what do regulatory hormones do

A

control the release or inhibition of hormones from the hypothalamus

54
Q

Chapter 18 - Endocrine System

how many hormones associated with anterior pituitary gland

A

7

55
Q

Chapter 18 - Endocrine System

what are the hormones associated with the anterior pituitary gland

A
thyroid stimulating hormone (TSH)
adrenocorticotropic hormone (ACTH)
Follicle stimulating hormone (FSH)
luteinising hormone (LH)
Prolactin (PRL)
Growth Hormone (GH)
Melanocyte stimulating Hormone (MSH)
56
Q

Chapter 18 - Endocrine System

anterior hormones are considered _______ because they activate or turn on endocrine cells

A

tropic hormones

57
Q

Chapter 18 - Endocrine System

Thyroid stimulating hormone (TSH) is also called

A

thyrotropin

58
Q

Chapter 18 - Endocrine System

what does TSH do

A

causes the release of thyroid hormones at the thyroid gland

59
Q

Chapter 18 - Endocrine System

Adrenocorticotropic Hormone (ACTH) does what

A

stimulated the release of steroids by the adrenal glands

60
Q

Chapter 18 - Endocrine System

Follicle Stimulating Hormone is called a

A

gonadotropin

61
Q

Chapter 18 - Endocrine System

what does FSH act on

A

ovaries

62
Q

Chapter 18 - Endocrine System

what does FSH do

A

promotes follicle development in the female reproductive tract. Also stimulates the release of estrogen

63
Q

Chapter 18 - Endocrine System

Luteinizing hormone (LH) does what

A

stimulates ovulation as well as secretion of estrogens and progestins and androgens (male sex hormones)

64
Q

Chapter 18 - Endocrine System

prolactin (PRL) does what

A

stimulates mammary gland development, and in nursing mothers milk production

65
Q

Chapter 18 - Endocrine System

Growth Hormone (GH) does what

A

stimulates cell growth, strongly in the musculoskeletal tissues, such as bone and muscle

66
Q

Chapter 18 - Endocrine System

Melanocyte stimulating hormone (MSH)

A

increase the production of melanin on the skin

67
Q

Chapter 18 - Endocrine System

the posterior pituitary gland is also referred to as the

A

neurohypophysis or pars nervosa

68
Q

Chapter 18 - Endocrine System

how many hormones produces by posterior pituitary gland

A

2

69
Q

Chapter 18 - Endocrine System

what are hormones produced by posterior pituitary gland

A
antidiuretic hormone (ADH)
oxytocin (OT)
70
Q

Chapter 18 - Endocrine System

Antidiuretic Hormone is also called

A

arginine or vasopressin

71
Q

Chapter 18 - Endocrine System

why is antidiuretic hormone released

A

change in blood pressure, changes in electrolyte balances in the blood, or a decrease in blood volume

72
Q

Chapter 18 - Endocrine System

what is primary function of antidiuretic hormone

A

reduce the amount of water that is released in the kidney

73
Q

Chapter 18 - Endocrine System

what does oxytocin do

A

stimulates smooth muscle contract in the walls of the uterus, promoting labor. Also stimulates milk letdown in nursing mothers

74
Q

Chapter 18 - Endocrine System

the ______ is a dual -lobed structure

A

thyroid gland

75
Q

Chapter 18 - Endocrine System

the thyroid gland is found behind the _______

A

thyroid cartilage or Adam’s apple

76
Q

Chapter 18 - Endocrine System

what is produced in the thyroid

A

thyroglobulin

77
Q

Chapter 18 - Endocrine System

what protein is contained in thyroglobulin

A

tyrosine

78
Q

Chapter 18 - Endocrine System

what is the building block of all thyroid hormones

A

tyrosine

79
Q

Chapter 18 - Endocrine System

what is absorbed from the diet to assist in the formation of all thyroid hormones

A

iodine

80
Q

Chapter 18 - Endocrine System

what are the thyroid hormones

A

thyroxin (t4)

triiodothyronine (T3)

81
Q

Chapter 18 - Endocrine System

Thyroxin (t4) is also called

A

tetraiodothyronine

82
Q

Chapter 18 - Endocrine System

how many molecules of iodine are in Thyroxin

A

4

83
Q

Chapter 18 - Endocrine System

Triiodothyronine contains how many molecules of iodine

A

3

84
Q

Chapter 18 - Endocrine System

the production of thyroid hormones are regulated by

A

hypothalamus

85
Q

Chapter 18 - Endocrine System

the hypothalamus releases thyroid________ hormone causing the ______ to release thyroid ______ hormone

A

releasing
anterior pituitary gland
stimulating

86
Q

Chapter 18 - Endocrine System

what causes the transport of iodide into the follicle

A

TSH

87
Q

Chapter 18 - Endocrine System

thyroid hormones can pass through the ________ of _____ cells in the body

A

cell membrane

all

88
Q

Chapter 18 - Endocrine System

thyroid hormones ______ the metabolism of the cell it is affecting

A

increase

89
Q

Chapter 18 - Endocrine System

what cells do not stain when prepared for the microscope

A

C or Parafollicular

90
Q

Chapter 18 - Endocrine System

what does “C Cells” mean

A

Clear Cells

91
Q

Chapter 18 - Endocrine System

what hormone is involved with the regulation of the calcium ion concentration in the blood

A

calcitonin

92
Q

Chapter 18 - Endocrine System

calcitonin inhibits

A

osteoclast activity

93
Q

Chapter 18 - Endocrine System

what reduces the amount of Ca released from the kidney

A

Calcitonin

94
Q

Chapter 18 - Endocrine System

what are the parathyroid glands

A

2 pairs of glands found on the posterior surface of the thyroid gland

95
Q

Chapter 18 - Endocrine System

what hormone is secreted in response to low levels of calcium in the blood

A

parathyroid hormone (PTH)

96
Q

Chapter 18 - Endocrine System

PTH has 4 major effects on the body

A

stimulates osteoclast activity - increasing calcium in blood
inhibits osteoblasts
increases absorption of Ca in the kidney
stimulates the production of calcitriol in the kidney (promotes the absorption of calcium and phosphorus in the GI)

97
Q

Chapter 18 - Endocrine System

the adrenal glands sit where

A

on each kidney (2)

98
Q

Chapter 18 - Endocrine System

what makes up the adrenal gland

A

cortex

medulla

99
Q

Chapter 18 - Endocrine System

how many hormones does adrenal cortex produce

A

over 24

100
Q

Chapter 18 - Endocrine System

what are the hormones of cortex called

A

adrenocortical hormones or corticosteroids

101
Q

Chapter 18 - Endocrine System

what hormone secreted by the adrenal cortex promotes the conservation of NA ions and the elimination of L

A

aldosterone

102
Q

Chapter 18 - Endocrine System

Aldosterone is released in response to

A

drop in blood pressure
drop in NA ion concentration of the extracellular fluid
drop in blood volume

103
Q

Chapter 18 - Endocrine System

what is converted to cortisone by the liver

A

cortisol

104
Q

Chapter 18 - Endocrine System

what hormone has an anti-inflammatory effect on the body tissues

A

cortisone

105
Q

Chapter 18 - Endocrine System

what does the adrenal medullae produce

A

epinephrine

norepinephrine

106
Q

Chapter 18 - Endocrine System

what hormones are associated with adrenal rush

A

epinephrine

norepinephrine

107
Q

Chapter 18 - Endocrine System

the pineal gland is part of

A

epithalamus

108
Q

Chapter 18 - Endocrine System

what does the pineal gland produce

A

melatonin

109
Q

Chapter 18 - Endocrine System

what is melatonin produced from

A

seratonin

110
Q

Chapter 18 - Endocrine System

2 functions of melatonin

A

sleep cycle

protecting CNS from damage by free radicals in the blood

111
Q

Chapter 18 - Endocrine System

3 hormones from the kidneys

A

calcitriol
erythropoietin
renin

112
Q

Chapter 18 - Endocrine System

function of calcitriol

A

to improve the absorption of Ca and P+ in the GI

113
Q

Chapter 18 - Endocrine System

function of erythropoietin

A

stimulate the production of red blood cells

114
Q

Chapter 18 - Endocrine System

when is renin released

A

in response to reduced rnal blood flow or increased sympathetic stimulation

115
Q

Chapter 18 - Endocrine System

what converts angiotensinogen to angiotensin I which is then converted to angiotensin II

A

renin

116
Q

Chapter 18 - Endocrine System

what stimulates the release of aldosterone and ADH

A

angiotensin II

117
Q

Chapter 18 - Endocrine System

the heart releases

A

atrial natiuretic hormone

118
Q

Chapter 18 - Endocrine System

the thymus secretes hormones involved with ____ system

A

immune

119
Q

Chapter 18 - Endocrine System

the pancreas is both ______ and ______ gland

A

endrocrine

exocrine gland

120
Q

Chapter 18 - Endocrine System

the exocrine portion of the pancreas is involved with

A

digestion

121
Q

Chapter 18 - Endocrine System

the endocrine portion of the pancreas is involved with

A

regulation of normal blood glucose levels

122
Q

Chapter 18 - Endocrine System

the endocrine portion of the pancreas secrete these hormones

A

glucagon
insulin
Pancreatic polypeptide (PP)

123
Q

Chapter 18 - Endocrine System

glucagon are from

A

the alpha cells

124
Q

Chapter 18 - Endocrine System

function of glucagon

A

increase blood sugar levels by increasing the rate of glycongen break down in muscle and liver

125
Q

Chapter 18 - Endocrine System

insulin is produced by

A

beta cells

126
Q

Chapter 18 - Endocrine System

insulin is released by

A

the islets of Langerhans

127
Q

Chapter 18 - Endocrine System

function of insulin

A

lower blood glucose levels

128
Q

Chapter 18 - Endocrine System

function of pancreatic polypeptide (PP)

A

inhibit gall bladder contraction

129
Q

Chapter 18 - Endocrine System

testes produce (male)

A

testosterone

130
Q

Chapter 18 - Endocrine System

another name for testosterone

A

androgen

131
Q

Chapter 18 - Endocrine System

function of androgen

A

production of sperm, stimulate growth, and determines the secondary sex characteristics of the male (facial hair and body fat content)
also promotes aggressive behavirs and stimulate muscle growth

132
Q

Chapter 18 - Endocrine System

female repro cells

A

oocytes

133
Q

Chapter 18 - Endocrine System

where are oocytes produces

A

follicle

134
Q

Chapter 18 - Endocrine System

follicles are produced under the control of

A

FSH

135
Q

Chapter 18 - Endocrine System

what triggers ovulation

A

LH

136
Q

Chapter 18 - Endocrine System

ovulation causes the follicle to reorganize into a

A

corpus luteum

137
Q

Chapter 18 - Endocrine System

the corpus luteum releases _____ which prepares the uterus for the arrival of a developing embryo, accelerates the movement of the oocyte or embryo, and causes enlargement of the mammary glands

A

progesterone

138
Q

Chapter 18 - Endocrine System

forms of stress

A

chemical
emotional
physical

139
Q

Chapter 18 - Endocrine System

the body has a ________ to stress that will always prodce the same hormonal responses in the body

A

general adaptive syndrome repsonse

140
Q

Chapter 18 - Endocrine System

the general adaptive syndrome (GAS) has 3 phases

A

alarm
resistance
exhaustion

141
Q

Chapter 18 - Endocrine System

the ____ phase is the intial sympathetic response

A

alarm

142
Q

Chapter 18 - Endocrine System

the ____ phase occurs several hours into stressor.

A

resistance

143
Q

Chapter 18 - Endocrine System

the _____ are strongly involved in the resistance phase

A

glucocorticoids

144
Q

Chapter 18 - Endocrine System

if sever enough ______ is the phase that death can occur easily due to imbalance of _____ and ________ in the body

A

exhaustion
hormones
electrolytes

145
Q

Chapter 18 - Endocrine System

_____ is an excessive amount of growth hormone after puberty is reached and growth has stopped.

A

acromegaly

146
Q

Chapter 18 - Endocrine System

____ occurs when the posterior pituitary stops producing enough ADH. Extreme water loss occurs in the kidneys, causing electrolyte imbalances and excessive thirst

A

diabetes insipidus

147
Q

Chapter 18 - Endocrine System

____ is due to reduced production of thyroid hormones

A

hypothyroidism

148
Q

Chapter 18 - Endocrine System

hypothyroidism in adults is called

A

myxedema

149
Q

Chapter 18 - Endocrine System

____ is due to an over production of thyroid hormones. this causes increased metabolic rate, blood pressure and bulging eyes

A

hyperthyroidism

150
Q

Chapter 18 - Endocrine System

what are other names for hyperthyroidism

A

thyrotoxicosis

Graves Disease

151
Q

Chapter 18 - Endocrine System

_____ causes low calcium concentration in the body fluids

A

hypoparathyroidism

152
Q

Chapter 18 - Endocrine System

______ causes too much calcium in the blood and the skeletal system will suffer

A

hyperparathyroidism

153
Q

Chapter 18 - Endocrine System

______ causes low blood pressure due to loss of sodium and water from the kidneys

A

hypoaldosteronism

154
Q

Chapter 18 - Endocrine System

____ causes large amounts of sodium to be retained by the kidneys but a large amount of potassium is lost. this will affect the function of the heart and kidneys

A

Hyperaldosteronism

155
Q

Chapter 18 - Endocrine System

_____ is caused by a low glucocorticoid production in the adrenal gland. This can lead to an autoimmune attack of the person’s own adrenal gland

A

Addison’s Disease

156
Q

Chapter 18 - Endocrine System

____ is due to over production of glucocorticoids. The symptoms are similiar to those of someone that is subjected to prolonged sever stress. The classic sign is a moon-faced appearance

A

Cushing’s Disease

157
Q

Chapter 18 - Endocrine System

_____ is due to high blood glucose levels in the body. The pancreas does not secrete enough insulin to break down the glucose out of the blood. Glucose is spilled into urine and/or continues to circulate in the blood stream

A

diabetes mellitus

158
Q

Chapter 18 - Endocrine System

there are ____ types of diebetes mellitus

A

2

159
Q

Chapter 18 - Endocrine System

types of diebetes mellitus

A

type I

type II

160
Q

Chapter 18 - Endocrine System

___ is insulin dependent, which means the person is required to inject insulin into the blood after every meal to normalize the blood levels

A

Type I

161
Q

Chapter 18 - Endocrine System

______ is non insulin-dependent, and is managed with diet and/or oral medication

A

Type II