Question 1

Diurnal variation in secretion

Accepted Answer

A)  occurs with glucocorticoids. 
B)  is related to the sleep-awake cycle. 
C)  occurs as a result of stress. 
D)  both (a) and (b) above. 
E)  all of these answers.

Question 2

Adrenal androgens are normally secreted only in males, whereas adrenal estrogens are secreted only in females.

Accepted Answer

A) True 
 B)False

Question 3

Indicate which characteristics apply to the hormones by using the following answer code: (Note: more than one answer may apply.)
-A catecholamine.

Accepted Answer

A) epinephrine 
B) cortisol 
C) aldosterone 
D) dehydroepiandrosterone

Question 4

The step in vitamin D activation accomplished by the ____________________ is subject to regulation by ____________________ and ____________________.

Accepted Answer

The answer of The step in vitamin D activation accomplished...

Question 5

Melanocyte-stimulating hormones

Accepted Answer

A)  are responsible for the deposition of melanin in the skin during the process of tanning. 
B)  are not present in significant amounts in adult humans. 
C)  are present in varying amounts in races of different skin color. 
D)  are important for color adaptations associated with camouflage in certain lower vertebrates. 
E)  are produced in the thyroid gland.

Question 6

Which secretes catecholamines?

Accepted Answer

A)  posterior pituitary. 
B)  liver. 
C)  pancreas. 
D)  stomach. 
E)  adrenal medulla.

Question 7

Indicate the effect the item has on the secretion rate of the hormone by writing the appropriate letter in the blank using the answer code below:
-Stress _____ epinephrine.

Accepted Answer

A) increases 
B) decreases 
C) has little or no effect on

Question 8

Indicate which characteristics apply to the hormones by using the following answer code: (Note: more than one answer may apply.)
-Increases blood fatty acid levels.

Accepted Answer

A) epinephrine 
B) cortisol 
C) aldosterone 
D) dehydroepiandrosterone

Question 9

Identify the factors associated with each of the biochemical processes below by writing the appropriate letter in the blank preceding the statement.
-Stimulated by glucagon and cortisol.

Accepted Answer

A) gluconeogenesis 
B) glycogenesis 
C) glycogenolysis 
D) both gluconeogenesis and glycogenolysis 
E) all of these answers

Question 10

MATCHING
Indicate the source of each of the hormones by writing the appropriate letter in the blank.
-epinephrine

Accepted Answer

A) alpha cells of islets of Langerhans in the pancreas 
B) beta cells of islets of Langerhans in the pancreas 
C) anterior pituitary 
D) hypothalamus 
E) adrenal cortex
F)adrenal medulla
G)parathyroid gland
H)thyroid gland
I)skin

Question 11

Endocrine controls require duration rather than speed.

Accepted Answer

A) True 
 B)False

Question 12

Describe the controls over secretion of minero- and gluco-corticoids.

Accepted Answer

The answer of Describe the controls over secretion of minero-...

Question 13

One I attached to tyrosine yields ____________________ whereas the addition of two I atoms to tyrosine forms ____________________.

Accepted Answer

The answer of One I attached to tyrosine yields ____________________...

Question 14

Indicate which gland is associated with the following characteristics.
-important in regulating BMR

Accepted Answer

A) adrenal cortex 
B) adrenal medulla 
C) thyroid 
D) parathyroid 
E) pancreas
F)melatonin

Question 15

Contrast the metabolic events of the absorptive versus the postabsorptive states.

Accepted Answer

The answer of Contrast the metabolic events of the absorptive...

Question 16

Indicate which characteristics apply to the hormones by using the following answer code: (Note: more than one answer may apply.)
-Secretion is largely controlled by ACTH.

Accepted Answer

A) epinephrine 
B) cortisol 
C) aldosterone 
D) dehydroepiandrosterone

Question 17

Plasma phosphate concentration is not as tightly controlled as plasma calcium concentration.

Accepted Answer

A) True 
 B)False

Question 18

Describe the production and secretion of thyroid hormones.

Accepted Answer

The answer of Describe the production and secretion of thyroid...

Question 19

The ____________________ cells of the thyroid gland secrete the iodine-containing hormones ____________________ and ____________________, whereas the ____________________ cells of the thyroid secrete the Ca²⁺-regulating hormone ____________________.

Accepted Answer

The answer of The ____________________ cells of the thyroid gland...

Question 20

The posterior pituitary

Accepted Answer

A)  secretes ADH. 
B)  stores anterior pituitary hormones. 
C)  stores ACTH and LH. 
D)  secretes vasopressin and oxytocin into the hypothalamo-hypophyseal portal system. 
E)  none of these answers.

Exam 17: The Endocrine System

Diurnal variation in secretion

Adrenal androgens are normally secreted only in males, whereas adrenal estrogens are secreted only in females.

Indicate which characteristics apply to the hormones by using the following answer code: (Note: more than one answer may apply.) -A catecholamine.

The step in vitamin D activation accomplished by the is subject to regulation by and .

Melanocyte-stimulating hormones

Which secretes catecholamines?

Indicate the effect the item has on the secretion rate of the hormone by writing the appropriate letter in the blank using the answer code below: -Stress _____ epinephrine.

Indicate which characteristics apply to the hormones by using the following answer code: (Note: more than one answer may apply.) -Increases blood fatty acid levels.

Identify the factors associated with each of the biochemical processes below by writing the appropriate letter in the blank preceding the statement. -Stimulated by glucagon and cortisol.

MATCHING Indicate the source of each of the hormones by writing the appropriate letter in the blank. -epinephrine

Endocrine controls require duration rather than speed.

Describe the controls over secretion of minero- and gluco-corticoids.

One I attached to tyrosine yields whereas the addition of two I atoms to tyrosine forms .

Indicate which gland is associated with the following characteristics. -important in regulating BMR

Contrast the metabolic events of the absorptive versus the postabsorptive states.

Indicate which characteristics apply to the hormones by using the following answer code: (Note: more than one answer may apply.) -Secretion is largely controlled by ACTH.

Plasma phosphate concentration is not as tightly controlled as plasma calcium concentration.

Describe the production and secretion of thyroid hormones.

The cells of the thyroid gland secrete the iodine-containing hormones and , whereas the cells of the thyroid secrete the Ca²⁺-regulating hormone .

The posterior pituitary

Exam 17: The Endocrine System

Diurnal variation in secretion

Adrenal androgens are normally secreted only in males, whereas adrenal estrogens are secreted only in females.

Indicate which characteristics apply to the hormones by using the following answer code: (Note: more than one answer may apply.) -A catecholamine.

The step in vitamin D activation accomplished by the ____________________ is subject to regulation by ____________________ and ____________________.

Melanocyte-stimulating hormones

Which secretes catecholamines?

Indicate the effect the item has on the secretion rate of the hormone by writing the appropriate letter in the blank using the answer code below: -Stress _____ epinephrine.

Indicate which characteristics apply to the hormones by using the following answer code: (Note: more than one answer may apply.) -Increases blood fatty acid levels.

Identify the factors associated with each of the biochemical processes below by writing the appropriate letter in the blank preceding the statement. -Stimulated by glucagon and cortisol.

MATCHING Indicate the source of each of the hormones by writing the appropriate letter in the blank. -epinephrine

Endocrine controls require duration rather than speed.

Describe the controls over secretion of minero- and gluco-corticoids.

One I attached to tyrosine yields ____________________ whereas the addition of two I atoms to tyrosine forms ____________________.

Indicate which gland is associated with the following characteristics. -important in regulating BMR

Contrast the metabolic events of the absorptive versus the postabsorptive states.

Indicate which characteristics apply to the hormones by using the following answer code: (Note: more than one answer may apply.) -Secretion is largely controlled by ACTH.

Plasma phosphate concentration is not as tightly controlled as plasma calcium concentration.

Describe the production and secretion of thyroid hormones.

The ____________________ cells of the thyroid gland secrete the iodine-containing hormones ____________________ and ____________________, whereas the ____________________ cells of the thyroid secrete the Ca²+-regulating hormone ____________________.

The posterior pituitary

The step in vitamin D activation accomplished by the is subject to regulation by and .

One I attached to tyrosine yields whereas the addition of two I atoms to tyrosine forms .

The cells of the thyroid gland secrete the iodine-containing hormones and , whereas the cells of the thyroid secrete the Ca²⁺-regulating hormone .