Edition By Elaine N. Marieb 9780133997040 Chapter 1-
29 Complete Guide .
Endocrine glands secrete their products directly into _______.
the blood
ducts - ANSWER:the blood
Cells with specific receptors for the hormone are called _________ cells. -
ANSWER:target
Hormones are classified based on their chemical structure into ___________ distinct
groups. - ANSWER:three
Most of our body's hormones are ______ hormones.
steroid
biogenic amine
protein - ANSWER:protein
Hormones are regulated by self-adjusting mechanisms called _________ loops. -
ANSWER:feedback
Endocrine organs are located in ______.
non vascularized areas
areas with little vascularization
highly vascularized areas - ANSWER:highly vas
Only cells with specific ____________ for the hormone respond to that hormone. -
ANSWER:receptors
The master control center of the endocrine system is the _________. -
ANSWER:hypothalamus
A hormone's __________ determines how it interacts with the target cells. -
ANSWER:structure
An example of a protein hormone is ______.
calcitriol
growth hormone
thyroid hormone
testosterone - ANSWER:growth hormone
,In a feedback loop, the ______ of a pathway acts on an earlier step in the pathway to
regulate the pathway's activities.
product
stimulus - ANSWER:product
The ______ gland, also known as the hypophysis, lies inferior to the hypothalamus.
pineal
pituitary
parathyroid
pancreas - ANSWER:Pituitary
The majority of the pituitary gland is composed of the _____.
neurohypophysis
pars nervosa
adenohypophysis
pars intermedia
infundibulum - ANSWER:adenohypophysis
Which of the following glands is not controlled by the hypothalamus?
Adrenal gland
Posterior pituitary gland
Parathyroid gland
Anterior pituitary gland
Thyroid gland - ANSWER:Parathyroid gland
At the microscopic level, neurons can be observed in the ______.
anterior pituitary
posterior pituitary - ANSWER:posterior pituitary
The class of hormones called ______ hormones are formed from chains of amino
acids.
steroid
protein
biogenic - ANSWER:protein
Which is not a hormone released by the anterior pituitary?
Oxytocin
Prolactin
FSH
, TSH - ANSWER:oxytocin
The pituitary gland is located within the sella turcica of the ______ bone.
temporal
frontal
sphenoid - ANSWER:sphenoid
The anterior pituitary gland secretes TSH, which stimulates the ________ gland. -
ANSWER:thyroid
The _____ pituitary gland is the part of the pituitary gland that both produces and
secretes hormones.
anterior
posterior - ANSWER:anterior
Which hormones regulate the production of hormones and gametes in the male and
female reproductive systems?
Prolactin and oxytocin
ACTH and prolactin
FSH and LH
LH and TSH - ANSWER:FSH and LH
Which are examples of how the hypothalamus directly regulates endocrine activity?
Producing two hormones that are stored in the posterior pituitary gland
Producing regulatory molecules that either stimulate or inhibit the anterior pituitary
gland
Stimulates the gonads to create gametes
Stimulates the adrenal cortex to release vital hormones - ANSWER:Producing two
hormones that are stored in the posterior pituitary gland
Producing regulatory molecules that either stimulate or inhibit the anterior pituitary
gland
The hormone that stimulates the adrenal cortex to produce and secrete its own
hormones is _____.
somatotropin
cortisone
ACTH
TSH - ANSWER:ACTH
Which conditions result in the release of TSH?