1|Page
BIO 202 MIDTERM Exam at Grand Canyon University
(GCU)|| NEWEST 2025/ 2026 ACTUAL EXAM
COMPLETE QUESTIONS AND CORRECT DETAILED
ANSWERS||VERIFIED EXAM (CORRECT VERIFIED
ANSWERS) |ALREADY GRADED A+||NEWEST
UPDATE!!!
Complex endocrine reflex involves how many intermediary
steps? and how many hormones? - ANSWER-One or
more hormone, two or more hormones
The secretion of glucagon or insulin is considered to be a
Simple or Complex endocrine reflex? - ANSWER-Simple
Endocrine reflex
The parathyroid released PTH to increase calcium levels,
is this Simple or Complex endocrine reflex? - ANSWER-
Simple Endocrine reflex
An example organ (CEO) that is involved with the
Complex Endocrine Reflex is the? - ANSWER-
Hypothalamus
A ________________ Reflex, is a pathway that includes
both neural and endocrine components? - ANSWER-
Neuroendocrine
,2|Page
A __________ Command, is a command that can alter the
amount of hormone secreted, Can release in time
patterned, Ex: hypothalamus and pituitary hormones
released in sudden burst, Or frequency changes response
of target cells? - ANSWER-Complex
This CLASS... of hypothalamic regulatory hormone
"""stimulates""" the synthesis and secretion of one or more
hormones at the anterior lobe? - ANSWER-Releasing
Hormones
This CLASS... of hypothalamic regulatory hormone
"""prevents""" the synthesis and secretion of one or more
hormones at the anterior lobe? - ANSWER-Inhibiting
hormones
Does positive or negative feedback regulate secretion of a
hormone? - ANSWER-Negative feedback
What the name of the ""system"" that has blood vessels
linked to capillary network that allow the hypothalamus
and pituitary gland to communicate? - ANSWER-
Hypophyseal Portal System
,3|Page
T/F, Does the Hypophyseal Portal system ensure
regulatory factors are present so the intended hormone
will reach target cell before the hormone is ever released?
- ANSWER-True
Oxytocin and ADH are produced where? - ANSWER-
Hypothalamus
Oxytocin and ADH are stored where? - ANSWER-
Posterior pituitary (neurohypophysis)
What nuclei in the hypothalamus manufactures oxytocin? -
ANSWER-Paraventricular nuclei
What nuclei in the hypothalamus manufactures ADH? -
ANSWER-Supraoptic nuclei
Oxytocin, also called the "love hormone" can stimulate
smooth muscle contractions. T/F? - ANSWER-True
Oxytocin, also called the "love hormone" can stimulate
orgasm, T/F? - ANSWER-True
, 4|Page
The ADH hormone makes the body pee?, T/F? -
ANSWER-False
ADH hormone in large amounts can cause
vasoconstriction, which leads to in increase in BP, also
know as vasopressin, T/F? - ANSWER-True
Colloid cells are found in which gland? - ANSWER-Thyroid
gland
Thyroid follicles are what kind of epithelium? - ANSWER-
Cuboidal epithelium
Thyroid follicles are surround by a network of capillaries,
what do these capillaries do? - ANSWER-Deliver nutrients
and regulatory hormones, also accept secretory products
and metabolic wastes
What does Calcitonin do? - ANSWER-Decrease Calcium
levels by stimulating osteoblasts and inhibiting osteoclasts
BIO 202 MIDTERM Exam at Grand Canyon University
(GCU)|| NEWEST 2025/ 2026 ACTUAL EXAM
COMPLETE QUESTIONS AND CORRECT DETAILED
ANSWERS||VERIFIED EXAM (CORRECT VERIFIED
ANSWERS) |ALREADY GRADED A+||NEWEST
UPDATE!!!
Complex endocrine reflex involves how many intermediary
steps? and how many hormones? - ANSWER-One or
more hormone, two or more hormones
The secretion of glucagon or insulin is considered to be a
Simple or Complex endocrine reflex? - ANSWER-Simple
Endocrine reflex
The parathyroid released PTH to increase calcium levels,
is this Simple or Complex endocrine reflex? - ANSWER-
Simple Endocrine reflex
An example organ (CEO) that is involved with the
Complex Endocrine Reflex is the? - ANSWER-
Hypothalamus
A ________________ Reflex, is a pathway that includes
both neural and endocrine components? - ANSWER-
Neuroendocrine
,2|Page
A __________ Command, is a command that can alter the
amount of hormone secreted, Can release in time
patterned, Ex: hypothalamus and pituitary hormones
released in sudden burst, Or frequency changes response
of target cells? - ANSWER-Complex
This CLASS... of hypothalamic regulatory hormone
"""stimulates""" the synthesis and secretion of one or more
hormones at the anterior lobe? - ANSWER-Releasing
Hormones
This CLASS... of hypothalamic regulatory hormone
"""prevents""" the synthesis and secretion of one or more
hormones at the anterior lobe? - ANSWER-Inhibiting
hormones
Does positive or negative feedback regulate secretion of a
hormone? - ANSWER-Negative feedback
What the name of the ""system"" that has blood vessels
linked to capillary network that allow the hypothalamus
and pituitary gland to communicate? - ANSWER-
Hypophyseal Portal System
,3|Page
T/F, Does the Hypophyseal Portal system ensure
regulatory factors are present so the intended hormone
will reach target cell before the hormone is ever released?
- ANSWER-True
Oxytocin and ADH are produced where? - ANSWER-
Hypothalamus
Oxytocin and ADH are stored where? - ANSWER-
Posterior pituitary (neurohypophysis)
What nuclei in the hypothalamus manufactures oxytocin? -
ANSWER-Paraventricular nuclei
What nuclei in the hypothalamus manufactures ADH? -
ANSWER-Supraoptic nuclei
Oxytocin, also called the "love hormone" can stimulate
smooth muscle contractions. T/F? - ANSWER-True
Oxytocin, also called the "love hormone" can stimulate
orgasm, T/F? - ANSWER-True
, 4|Page
The ADH hormone makes the body pee?, T/F? -
ANSWER-False
ADH hormone in large amounts can cause
vasoconstriction, which leads to in increase in BP, also
know as vasopressin, T/F? - ANSWER-True
Colloid cells are found in which gland? - ANSWER-Thyroid
gland
Thyroid follicles are what kind of epithelium? - ANSWER-
Cuboidal epithelium
Thyroid follicles are surround by a network of capillaries,
what do these capillaries do? - ANSWER-Deliver nutrients
and regulatory hormones, also accept secretory products
and metabolic wastes
What does Calcitonin do? - ANSWER-Decrease Calcium
levels by stimulating osteoblasts and inhibiting osteoclasts
