4832466
Descripción
Test por Cassandra Bilodeau, actualizado hace más de 1 año
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Creado por Cassandra Bilodeau
hace más de 8 años
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Pregunta 1
Pregunta
Which of the following characteristics are related to the endocrine system?
Respuesta
-
slow
-
target adjacent
-
long lasting
-
chemical signal
-
short term
-
fast
-
target via blood
Pregunta 2
Pregunta
Which of the following characteristics are related to the nervous system?
Respuesta
-
chemical and electrical signal
-
long lasting
-
fast
-
slow
-
short term
-
target adjacent
Pregunta 3
Pregunta
Which of the following is not a role of the endocrine system?
Respuesta
-
Reproduction
-
Growth and development
-
Circulate oxygen via the bloodstream
-
Maintenance of fluid composition and volume of ECF
-
Environmental changes
-
Maintain body metabolism
Pregunta 4
Pregunta
The classification of hormones are protein-derived and lipid-derived.
Respuesta
- True
- False
Pregunta 5
Pregunta
Protein-derived hormones are [blank_start]water soluble[blank_end] and have a(n) [blank_start]cell surface receptor[blank_end].
Respuesta
-
water insoluble
-
water soluble
-
cell surface receptor
-
intracellular receptor
Pregunta 6
Pregunta
Lipid-derived hormones are [blank_start]water insoluble[blank_end] and have a(n) [blank_start]intracellular receptor[blank_end].
Respuesta
-
water soluble
-
water insoluble
-
intracellular receptor
-
cell surface receptor
Pregunta 7
Pregunta
Protein-derived hormones are
Respuesta
-
Steroids derived from cholesterol
-
Amino acid derived
-
Polypeptides
-
Eicosands derived from arachidonic acid
-
Peptides
Pregunta 8
Pregunta
Lipid-derived hormones are
Respuesta
-
Steroids derived from cholesterol
-
Polypeptides
-
Eicosands derived from arachidonic acid
-
Amino acid derived
-
Peptides
Pregunta 9
Pregunta
The components of the endocrine system are
Respuesta
-
glands, tissues, target cells
-
brain, glands, target cells
-
glands, hormones, target cells
-
brain, glands, hormones
Pregunta 10
Pregunta
Endocrine glands have [blank_start]no ducts and are vascular[blank_end]. The cell product is secreted into [blank_start]ECF[blank_end] and is taken up to be distributed throughout the body.
Respuesta
-
no ducts and are vascular
-
ducts and are vascular
-
blood stream
-
ECF
-
blood stream and ECF
Pregunta 11
Pregunta
Exocrine glands secrete nonhormonal products into ducts that exit onto epithelial surfaces.
Respuesta
- True
- False
Pregunta 12
Pregunta
Which glands do not go into the bloodstream or body and its released chemicals affect only adjacent cells?
Respuesta
-
exocrine
-
endocrine
-
paracrine
Pregunta 13
Pregunta
The secretion or release of hormones is controlled by
Respuesta
-
negative feedback mechanism
-
positive feedback mechanism
Pregunta 14
Pregunta
Steroid/thyroid hormones use a special transport protein and circulate faster.
Respuesta
- True
- False
Pregunta 15
Pregunta
The concentration of hormones in circulation depends on the [blank_start]rate of release[blank_end] and [blank_start]speed of inactivation[blank_end].
Respuesta
-
rate of release
-
speed of inactivation
Pregunta 16
Pregunta
Hormones are inactivated by
Respuesta
-
brain signaling to hypothalamus, binding to receptor, enzymes in the blood
-
binding to receptor, removal by kidney and liver, brain signaling to hypothalamus
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binding to receptor, removal by kidney and liver, enzymes in the blood
Pregunta 17
Pregunta
Identify the listed components of the Second Messenger/G Mediated/Protein Mechanism
Respuesta
-
hormone diffuses through membrane and binds to receptor
-
hormone binds to specific receptor on cell surface of target
-
G protein is activated by binding GTP
-
Hormone-receptor complex binds to DNA through a protein
-
Turns on/off gene or protein synthesis
-
cAMP diffuses through the cell
-
Kinase activation
Pregunta 18
Pregunta
The Gene Activation (the second of the two molecular mechanisms of hormone action) is the mechanism for lipid soluble hormones.
Respuesta
- True
- False
Pregunta 19
Pregunta
Up regulation refers to the loss of receptors.
Respuesta
- True
- False
Pregunta 20
Pregunta
Up regulation refers to: cell synthesizing increases receptors as hormone levels decrease.
Respuesta
- True
- False
Pregunta 21
Pregunta
Hormones alter target cell activity by altering a protein (enzyme).
Respuesta
- True
- False
Pregunta 22
Pregunta
Stimulus of the endocrine system can be a specific chemical, regulatory hormone or neural.
Respuesta
- True
- False
Pregunta 23
Pregunta
The functions of the hypothalamus are secretion of hormones that control the activities of the [blank_start]anterior pituitary gland[blank_end], synthesis and release of [blank_start]ADH and oxytocin[blank_end] in the posterior pituitary gland and controls the adrenal medulla which releases [blank_start]epinephrine and norepinephrine[blank_end].
Respuesta
-
hypothalamus
-
thalamus
-
anterior pituitary gland
-
ADH and oxytocin
-
epinephrine and norepinephrine
-
epinephrine and norepinephrine
-
ADH and oxytocin
-
thyroid hormone
Pregunta 24
Pregunta
The pituitary gland is an extension of the
Respuesta
-
thalamus
-
hypothalamus
-
pineal gland
Pregunta 25
Pregunta
The adrenal gland is found on the
Respuesta
-
kidneys
-
liver
-
large intestine
-
spleen
Pregunta 26
Pregunta
The adrenal medulla is endocrine tissue involved in fight or flight response.
Respuesta
- True
- False
Pregunta 27
Pregunta
The adrenal cortex is endocrine tissue and produces 12+ steroid hormones.
Respuesta
- True
- False
Pregunta 28
Pregunta
The following are related to androgen hormones (sex hormones)
Respuesta
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Cushing's disease
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Cretinism
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Goiter
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Addison's disease
Pregunta 29
Pregunta
Thyroid hormone gland targets most cells and its functions are
Respuesta
-
Cell growth and development
-
Regulate body temperature
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Regulate secretion of epinephrine and norepinephrine
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Stimulate cells to use more energy and calories
-
Regulate cell activity
Pregunta 30
Pregunta
In calcium homeostasis, calcitonin works to [blank_start]lower[blank_end] calcium levels in the blood whereas parathyroid hormone works to [blank_start]increase[blank_end] calcium levels. These two hormones are therefore [blank_start]antagonistic[blank_end].
Respuesta
-
increase
-
lower
-
increase
-
lower
-
synergistic
-
antagonistic
Pregunta 31
Pregunta
Calcitonin in the thyroid gland [blank_start]lowers[blank_end] calcium levels in blood. It's target cells are [blank_start]bones and kidneys[blank_end], and it inhibits osteoclasts and stimulates excretion in kidneys. One example of a disease related to calcitonin is [blank_start]myxedeia[blank_end].
Respuesta
-
lowers
-
raises
-
the liver and spleen
-
bones and kidneys
-
myxedeia
-
Addison's
Pregunta 32
Pregunta
Parathyroid hormone in the parathyroid gland [blank_start]increases[blank_end] calcium levels in blood. It's target cells are [blank_start]bones and kidneys[blank_end]. It stimulates [blank_start]osteoclasts[blank_end], inhibits [blank_start]osteoblasts[blank_end] and [blank_start]reduces[blank_end] excretion. It stimulates the [blank_start]kidneys[blank_end] to make calcitriol.
Respuesta
-
decreases
-
increases
-
bones and kidneys
-
the stomach and liver
-
osteoclasts
-
osteoblasts
-
osteoclasts
-
osteoblasts
-
reduces
-
increases
-
bones
-
kidneys
Pregunta 33
Pregunta
The parathyroid hormone increases calcium production.
Respuesta
- True
- False
Pregunta 34
Pregunta
The pancreas gland is
Respuesta
-
endocrine
-
exocrine
-
both a and b
Pregunta 35
Pregunta
Insulin, produced by the pancreas gland, increases glucose levels.
Respuesta
- True
- False
Pregunta 36
Pregunta
Glucagon raises glucose levels.
Respuesta
- True
- False
Pregunta 37
Pregunta
Insulin and glucagon are antagonistic in glucose homeostasis.
Respuesta
- True
- False
Pregunta 38
Pregunta
Type two diabetes involves
Respuesta
-
inadequate insulin production
-
influenced by lifestyle and is controlled by weight loss and eating well
Pregunta 39
Pregunta
Select the answer that does not relate to the effects of hormones
Respuesta
-
antagonistic effect
-
supplementary effect
-
synergistic effect
-
permissive effect
-
integrative effect
-
complementary effect
Pregunta 40
Pregunta
Growth requires
Respuesta
-
growth hormone
-
thyroid hormones
-
ADH and oxytocin
-
insulin
-
parathyroid hormone and calcitriol
-
reproductive hormones
Pregunta 41
Pregunta
The alarm phase consists of an [blank_start]immediate short term response to crisis[blank_end]. It is associated with the fight or flight reaction where [blank_start]epinephrine[blank_end] dominates. It includes a sympathetic response, and a reduction of water loss occurs.
Respuesta
-
immediate short term response to crisis
-
immediate long term response to crisis
-
norepinephrine
-
epinephrine
Pregunta 42
Pregunta
The resistance phase includes [blank_start]long term[blank_end] metabolic adjustments. It occurs if stress lasts longer than a few [blank_start]hours[blank_end]. [blank_start]Glucocorticoid[blank_end] hormones dominate aided by epinephrine, GH, thyroid, alderostone and ADH hormones. Energy demands stay [blank_start]high[blank_end].
Respuesta
-
short term
-
long term
-
seconds
-
hours
-
minutes
-
Glucocorticoid
-
Norepinephrine
-
low
-
high
Pregunta 43
Pregunta
The exhaustion phase is a collapse of vital systems where organ system failure occurs due to electrolyte imbalance.
Respuesta
- True
- False
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