Question 1

The presence of vitamin D is necessary for PTH to exert its effect on promoting intestinal Ca2+ absorption.

Accepted Answer

A) True 
 B)False

Question 2

Match the sources, labelled a. through i, with the hormones. (Options may be used more than once or not at all.)
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
-parathyroid hormone

Accepted Answer

The answer of Match the sources, labelled a. through i,...

Question 3

Match the biochemical processes, labelled a. through e., with their features. (Options may be used more than once or not at all.)
a.gluconeogenesis
b.glycogenesis
c.glycogenolysis
d.both gluconeogenesis and glycogenolysis
e.all of these answers
-conversion of glucose into glycogen

Accepted Answer

The answer of Match the biochemical processes, labelled a. through...

Question 4

The most abundant form of thyroid hormone secreted is _____________________, yet _____________________ is the most potent thyroid hormone.

Accepted Answer

tetraiodothyronine (

Question 5

Which statement describes adrenocorticotropic hormone?

Accepted Answer

A) It is a tropic hormone secreted by the adrenal cortex. 
B) It stimulates the production of androgens by the testes. 
C)  It is controlled in part by CRH from the hypothalamus. 
D)  It acts on the adrenal medulla. 
A) It is a tropic hormone secreted by the adrenal cortex. 
B) It stimulates the production of androgens by the testes. 
C)  It is controlled in part by CRH from the hypothalamus. 
D)  It acts on the adrenal medulla.

Question 6

Vitamin D deficiency is the cause of rickets.

Accepted Answer

A) True 
 B)False

Question 7

Describe how blood calcium levels are regulated.

Accepted Answer

The answer of Describe how blood calcium levels are regulated....

Question 8

Match the hormones, labelled a. through k., with their correct characteristics. (Options may be used more than once or not at all.)
a.ACTH
b.aldosterone
c.calcitonin
d.cortisol
e.DHEA
f.epinephrine
g.glucagon
h.insulin
i.parathyroid hormone
j.thyroid hormone
k.vitamin D
-stimulates glycogenesis

Accepted Answer

The answer of Match the hormones, labelled a. through k.,...

Question 9

Match the biochemical processes, labelled a. through e., with their features. (Options may be used more than once or not at all.)
a.gluconeogenesis
b.glycogenesis
c.glycogenolysis
d.both gluconeogenesis and glycogenolysis
e.all of these answers
-stimulated by insulin

Accepted Answer

The answer of Match the biochemical processes, labelled a. through...

Question 10

Vitamin D must be provided entirely by dietary sources.

Accepted Answer

A) True 
 B)False

Question 11

Which statement is correct for mineralocorticoids?

Accepted Answer

A) They stimulate gluconeogenesis. 
B) They stimulate protein degradation. 
C)  They act at the kidneys to promote sodium retention and enhance potassium elimination. 
D)  They contribute to the pubertal growth spurt. 
A) They stimulate gluconeogenesis. 
B) They stimulate protein degradation. 
C)  They act at the kidneys to promote sodium retention and enhance potassium elimination. 
D)  They contribute to the pubertal growth spurt.

Question 12

Thyroid hormone is stored within the colloid attached to thyroglobulin.

Accepted Answer

A) True 
 B)False

Question 13

Myxoedema is associated with hypersecretion of thyroid hormones.

Accepted Answer

A) True 
 B)False

Question 14

Which of these statements does NOT describe cortisol?

Accepted Answer

A) It has immunosuppressive effects. 
B) It is an anti-inflammatory. 
C)  It results in facultative potassium resorption. 
D)  Its excess is responsible for Cushing's syndrome. 
A) It has immunosuppressive effects. 
B) It is an anti-inflammatory. 
C)  It results in facultative potassium resorption. 
D)  Its excess is responsible for Cushing's syndrome.

Question 15

Hyperparathyroidism is characterized by hypercalcaemia and hyperphosphataemia.

Accepted Answer

A) True 
 B)False

Question 16

Which hormone exhibits a marked diurnal variation in secretion?

Accepted Answer

A) aldosterone 
B) cortisol 
C)  thyroid hormone 
D)  epinephrine 
A) aldosterone 
B) cortisol 
C)  thyroid hormone 
D)  epinephrine

Question 17

Which of the following situations occurs in reactive hypoglycaemia?

Accepted Answer

A) too much glucose transferred into the brain cells due to excess insulin 
B) symptoms of depressed CNS activity 
C)  insulin deficiency 
D)  excess of glucagon 
A) too much glucose transferred into the brain cells due to excess insulin 
B) symptoms of depressed CNS activity 
C)  insulin deficiency 
D)  excess of glucagon

Question 18

The symptoms of aldosterone hypersecretion include hypernatraemia, hyperphosphataemia, and hypertension.

Accepted Answer

A) True 
 B)False

Question 19

What happens to most of the secreted T4?

Accepted Answer

A) It is phagocytized by target tissues. 
B) It is converted into T3 after being peripherally stripped of one of its I atoms. 
C)  It becomes the major biologically active form of thyroid hormone at the cellular level. 
D)  It is split to form two DIT molecules, which are excreted in the urine. 
A) It is phagocytized by target tissues. 
B) It is converted into T3 after being peripherally stripped of one of its I atoms. 
C)  It becomes the major biologically active form of thyroid hormone at the cellular level. 
D)  It is split to form two DIT molecules, which are excreted in the urine.

Question 20

Which of these statements correctly describes catecholamines?

Accepted Answer

A) They are secreted by the adrenal cortex. 
B) They reinforce the parasympathetic nervous system. 
C)  They are important in the maintenance of blood pressure. 
D)  They promote glycogen storage. 
A) They are secreted by the adrenal cortex. 
B) They reinforce the parasympathetic nervous system. 
C)  They are important in the maintenance of blood pressure. 
D)  They promote glycogen storage.

The presence of vitamin D is necessary for PTH to exert its effect on promoting intestinal Ca²⁺ absorption.

Match the biochemical processes, labelled a. through e., with their features. (Options may be used more than once or not at all.) a.gluconeogenesis b.glycogenesis c.glycogenolysis d.both gluconeogenesis and glycogenolysis e.all of these answers -conversion of glucose into glycogen

The most abundant form of thyroid hormone secreted is _, yet _ is the most potent thyroid hormone.

Which statement describes adrenocorticotropic hormone?

Vitamin D deficiency is the cause of rickets.

Describe how blood calcium levels are regulated.

Match the hormones, labelled a. through k., with their correct characteristics. (Options may be used more than once or not at all.) a.ACTH b.aldosterone c.calcitonin d.cortisol e.DHEA f.epinephrine g.glucagon h.insulin i.parathyroid hormone j.thyroid hormone k.vitamin D -stimulates glycogenesis

Match the biochemical processes, labelled a. through e., with their features. (Options may be used more than once or not at all.) a.gluconeogenesis b.glycogenesis c.glycogenolysis d.both gluconeogenesis and glycogenolysis e.all of these answers -stimulated by insulin

Vitamin D must be provided entirely by dietary sources.

Which statement is correct for mineralocorticoids?

Thyroid hormone is stored within the colloid attached to thyroglobulin.

Myxoedema is associated with hypersecretion of thyroid hormones.

Which of these statements does NOT describe cortisol?

Hyperparathyroidism is characterized by hypercalcaemia and hyperphosphataemia.

Which hormone exhibits a marked diurnal variation in secretion?

Which of the following situations occurs in reactive hypoglycaemia?

The symptoms of aldosterone hypersecretion include hypernatraemia, hyperphosphataemia, and hypertension.

What happens to most of the secreted T₄?

Which of these statements correctly describes catecholamines?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division; Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

Energy Balance and Temperature Regulation

Filters

Exam 16: The Digestive System

The presence of vitamin D is necessary for PTH to exert its effect on promoting intestinal Ca2+ absorption.

Match the biochemical processes, labelled a. through e., with their features. (Options may be used more than once or not at all.) a.gluconeogenesis b.glycogenesis c.glycogenolysis d.both gluconeogenesis and glycogenolysis e.all of these answers -conversion of glucose into glycogen

The most abundant form of thyroid hormone secreted is _____________________, yet _____________________ is the most potent thyroid hormone.

Which statement describes adrenocorticotropic hormone?

Vitamin D deficiency is the cause of rickets.

Describe how blood calcium levels are regulated.

Match the hormones, labelled a. through k., with their correct characteristics. (Options may be used more than once or not at all.) a.ACTH b.aldosterone c.calcitonin d.cortisol e.DHEA f.epinephrine g.glucagon h.insulin i.parathyroid hormone j.thyroid hormone k.vitamin D -stimulates glycogenesis

Match the biochemical processes, labelled a. through e., with their features. (Options may be used more than once or not at all.) a.gluconeogenesis b.glycogenesis c.glycogenolysis d.both gluconeogenesis and glycogenolysis e.all of these answers -stimulated by insulin

Vitamin D must be provided entirely by dietary sources.

Which statement is correct for mineralocorticoids?

Thyroid hormone is stored within the colloid attached to thyroglobulin.

Myxoedema is associated with hypersecretion of thyroid hormones.

Which of these statements does NOT describe cortisol?

Hyperparathyroidism is characterized by hypercalcaemia and hyperphosphataemia.

Which hormone exhibits a marked diurnal variation in secretion?

Which of the following situations occurs in reactive hypoglycaemia?

The symptoms of aldosterone hypersecretion include hypernatraemia, hyperphosphataemia, and hypertension.

What happens to most of the secreted T4?

Which of these statements correctly describes catecholamines?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division; Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

Energy Balance and Temperature Regulation

Filters

The presence of vitamin D is necessary for PTH to exert its effect on promoting intestinal Ca²⁺ absorption.

The most abundant form of thyroid hormone secreted is _, yet _ is the most potent thyroid hormone.

What happens to most of the secreted T₄?