Question 1

Which of the following hormones are synthesized in the cell bodies of neurosecretory cells found in the hypothalamus?

Accepted Answer

A) antidiuretic hormone 
B) calcitonin 
C) insulin 
D) growth hormone 
E) adrenocorticotropic hormone 
A) antidiuretic hormone 
B) calcitonin 
C) insulin 
D) growth hormone 
E) adrenocorticotropic hormone

Question 2

Low levels of calcium in the blood directly stimulate

Accepted Answer

A) the parafollicular cells of the thyroid gland to release calcitonin. 
B) decreased activity of osteoclasts. 
C) increased excretion of calcium in the urine. 
D) decreased absorption of phosphate in the small intestine. 
E) the chief cells of the parathyroid glands to release PTH. 
A) the parafollicular cells of the thyroid gland to release calcitonin. 
B) decreased activity of osteoclasts. 
C) increased excretion of calcium in the urine. 
D) decreased absorption of phosphate in the small intestine. 
E) the chief cells of the parathyroid glands to release PTH.

Question 3

Ovaries decrease in size with age and are less responsive to gonadotropins, which causes a decrease in estrogen secretion leading to increased susceptibility to osteoporosis.

Accepted Answer

A) True 
 B)False

Question 4

The hypothalamus controls secretion of hormones from the anterior pituitary gland using nerve impulses.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following pituitary hormones stimulates testosterone production by the testes?

Accepted Answer

A) TSH 
B) FSH 
C) ACTH 
D) LH 
E) GH 
A) TSH 
B) FSH 
C) ACTH 
D) LH 
E) GH

Question 6

The pituitary hormone that is released in large quantities during childbirth to stimulate uterine contractions is

Accepted Answer

A) estrogen 
B) oxytocin 
C) follicle-stimulating hormone 
D) progesterone 
E) growth hormone 
A) estrogen 
B) oxytocin 
C) follicle-stimulating hormone 
D) progesterone 
E) growth hormone

Question 7

Vasopressin is another name for antidiuretic hormone.

Accepted Answer

A) True 
 B)False

Question 8

All of the following are endocrine glands EXCEPT

Accepted Answer

A) adrenal glands 
B) sweat glands 
C) parathyroid glands 
D) pineal gland 
E) pituitary gland 
A) adrenal glands 
B) sweat glands 
C) parathyroid glands 
D) pineal gland 
E) pituitary gland

Question 9

Which of the following types of cells found in the thyroid gland produce thyroxine?

Accepted Answer

A) alpha cells 
B) oxyphil cells 
C) neurosecretory cells 
D) follicular cells 
E) parafollicular cells 
A) alpha cells 
B) oxyphil cells 
C) neurosecretory cells 
D) follicular cells 
E) parafollicular cells

Question 10

Antidiuretic hormone (ADH)and vasopressin are two different names given to the same hormone. Based on what you know about this hormone, describe how both names tell you something about the function of this hormone?

Accepted Answer

Antidiuretic can be broken down into two

Question 11

What is the name of the structure (labeled F in the diagram)used to deliver tropins to the anterior pituitary gland to regulate hormone secretion?

Accepted Answer

A) infundibulum 
B) hypophyseal fossa 
C) hypothalamic/hypophyseal tract 
D) hypophyseal portal veins 
E) hepatic portal veins 
A) infundibulum 
B) hypophyseal fossa 
C) hypothalamic/hypophyseal tract 
D) hypophyseal portal veins 
E) hepatic portal veins

Question 12

An example of a hormone that under certain circumstances is regulated by positive feedback is

Accepted Answer

A) calcitonin 
B) parathyroid hormone 
C) oxytocin 
D) glucagon 
E) insulin 
A) calcitonin 
B) parathyroid hormone 
C) oxytocin 
D) glucagon 
E) insulin

Question 13

Which of the following ovarian hormones stimulates increases in the flexibility of the pubic symphysis during late pregnancy in preparation for childbirth?

Accepted Answer

A) inhibin 
B) relaxin 
C) testosterone 
D) estrogen 
E) prolactin 
A) inhibin 
B) relaxin 
C) testosterone 
D) estrogen 
E) prolactin

Question 14

A hormone secreted by the anterior pituitary gland that causes darkening of the skin is

Accepted Answer

A) MSH 
B) FSH 
C) GH 
D) LH 
E) ADH 
A) MSH 
B) FSH 
C) GH 
D) LH 
E) ADH

Question 15

Which of the following statements would likely be true during the resistance phase of the stress response?

Accepted Answer

A) The amount of stored triglycerides would be increasing. 
B) Glycogen levels in skeletal muscles would be increasing. 
C) Cortisol levels in the blood would be relatively high. 
D) Aldosterone levels in the blood would be relatively low. 
E) Insulin would stimulate increased protein synthesis in skeletal muscles. 
A) The amount of stored triglycerides would be increasing. 
B) Glycogen levels in skeletal muscles would be increasing. 
C) Cortisol levels in the blood would be relatively high. 
D) Aldosterone levels in the blood would be relatively low. 
E) Insulin would stimulate increased protein synthesis in skeletal muscles.

Question 16

Which of the following systems work closely with the endocrine system to coordinate the body's functions?

Accepted Answer

A) cardiovascular system 
B) respiratory system 
C) reproductive system 
D) nervous system 
E) lymphatic system 
A) cardiovascular system 
B) respiratory system 
C) reproductive system 
D) nervous system 
E) lymphatic system

Question 17

The two antagonistic hormones regulating blood calcium levels are

Accepted Answer

A) insulin and glucagon 
B) glycogen and PTH 
C) ACTH and CRH 
D) PTH and calcitonin 
E) calcitonin and glucagon 
A) insulin and glucagon 
B) glycogen and PTH 
C) ACTH and CRH 
D) PTH and calcitonin 
E) calcitonin and glucagon

Question 18

All of the following are hormones secreted by the anterior pituitary gland EXCEPT

Accepted Answer

A) growth hormone 
B) follicle-stimulating hormone 
C) adrenocorticotropic hormone 
D) prolactin 
E) oxytocin 
A) growth hormone 
B) follicle-stimulating hormone 
C) adrenocorticotropic hormone 
D) prolactin 
E) oxytocin

Question 19

Which of the following is the best explanation for why hypersecretion of GH in adults does not lead to significant increases in height?

Accepted Answer

A) GH does not affect bone growth. 
B) Epiphyseal plates are closed in adults. 
C) Adult bones lack osteoblasts. 
D) The physical size of adult bones prevents further growth. 
E) Adults lack somatomedins necessary for bone lengthening. 
A) GH does not affect bone growth. 
B) Epiphyseal plates are closed in adults. 
C) Adult bones lack osteoblasts. 
D) The physical size of adult bones prevents further growth. 
E) Adults lack somatomedins necessary for bone lengthening.

Question 20

Antidiuretic hormone and oxytocin are secreted from the

Accepted Answer

A) posterior pituitary gland 
B) anterior pituitary gland 
C) thyroid gland 
D) pineal gland 
E) pancreas 
A) posterior pituitary gland 
B) anterior pituitary gland 
C) thyroid gland 
D) pineal gland 
E) pancreas

Exam 13: The Endocrine System

Which of the following hormones are synthesized in the cell bodies of neurosecretory cells found in the hypothalamus?

Low levels of calcium in the blood directly stimulate

Ovaries decrease in size with age and are less responsive to gonadotropins, which causes a decrease in estrogen secretion leading to increased susceptibility to osteoporosis.

The hypothalamus controls secretion of hormones from the anterior pituitary gland using nerve impulses.

Which of the following pituitary hormones stimulates testosterone production by the testes?

The pituitary hormone that is released in large quantities during childbirth to stimulate uterine contractions is

Vasopressin is another name for antidiuretic hormone.

All of the following are endocrine glands EXCEPT

Which of the following types of cells found in the thyroid gland produce thyroxine?

Antidiuretic hormone (ADH)and vasopressin are two different names given to the same hormone. Based on what you know about this hormone, describe how both names tell you something about the function of this hormone?

What is the name of the structure (labeled F in the diagram)used to deliver tropins to the anterior pituitary gland to regulate hormone secretion?

An example of a hormone that under certain circumstances is regulated by positive feedback is

Which of the following ovarian hormones stimulates increases in the flexibility of the pubic symphysis during late pregnancy in preparation for childbirth?

A hormone secreted by the anterior pituitary gland that causes darkening of the skin is

Which of the following statements would likely be true during the resistance phase of the stress response?

Which of the following systems work closely with the endocrine system to coordinate the body's functions?

The two antagonistic hormones regulating blood calcium levels are

All of the following are hormones secreted by the anterior pituitary gland EXCEPT

Which of the following is the best explanation for why hypersecretion of GH in adults does not lead to significant increases in height?

Antidiuretic hormone and oxytocin are secreted from the

Organization of the Human Body

Introductory Chemistry

Cells

Tissues

The Integumentary System

The Skeletal System

Joints

The Muscular System

Nervous Tissue

Central Nervous System, Spinal Nerves, and Cranial Nerves

Autonomic Nervous System

Somatic Senses and Special Sense

The Cardiovascular System: Blood

The Cardiovascular System: Heart

The Cardiovascular System: Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Nutrition and Metabolism

The Urinary System

Fluid, Electrolyte, and Acid-Base Balance

The Reproductive Systems

Development and Inheritance

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