Question 1

The ____ gene is the only gene successfully targeted for breast cancer prevention. ​

Accepted Answer

A) estrogen receptor 
B) BRCA1 
C) estrogen diethylstilbestrol 
D) BRCA2 
E) progestin receptor 
A) estrogen receptor 
B) BRCA1 
C) estrogen diethylstilbestrol 
D) BRCA2 
E) progestin receptor A

Question 2

During stressful situations, epinephrine initiates ____. ​

Accepted Answer

A) dilation of blood vessels to the skin 
B) dilation of blood vessels to the heart 
C) constriction of blood vessels to the brain 
D) a decrease in metabolic rate 
E) a decrease in blood glucose levels 
A) dilation of blood vessels to the skin 
B) dilation of blood vessels to the heart 
C) constriction of blood vessels to the brain 
D) a decrease in metabolic rate 
E) a decrease in blood glucose levels B

Question 3

The ____ gland has a neurosecretory component as well as a component that is not under direct neural control. ​

Accepted Answer

A) thyroid 
B) pineal 
C) adrenal 
D) pituitary 
E) parathyroid 
A) thyroid 
B) pineal 
C) adrenal 
D) pituitary 
E) parathyroid D

Question 4

Match between columns
                        Premises: production site of hormone that targets the kidneys to stimulate water reabsorption and retention.

Accepted Answer

The Answer of  A and  I and  is...

Question 5

Figure 42.3
A. A
B. B
C. C
D. D
Answer the question using the accompanying figure. In the box labeled 'A', ____ levels ____.

Accepted Answer

A) insulin; decrease 
B) insulin; increase 
C) glucagon; decrease 
D) glucagon; increase 
E) glycogen; decrease 
A) insulin; decrease 
B) insulin; increase 
C) glucagon; decrease 
D) glucagon; increase 
E) glycogen; decrease

Question 6

Small quantities of hormone can result in profound responses in target tissues. This type of response is referred to as ____. ​

Accepted Answer

A) amplification 
B) a first messenger response 
C) a gene activation response 
D) a neural response 
E) a growth factor response 
A) amplification 
B) a first messenger response 
C) a gene activation response 
D) a neural response 
E) a growth factor response

Question 7

Negative feedback loops to the hypothalamus and the pituitary operate to regulate the levels of ____, the most important regulator of thyroid hormone secretion. ​

Accepted Answer

A) TRH 
B) thyroid hormone 
C) TSH 
D) ADH 
E) calcitonin 
A) TRH 
B) thyroid hormone 
C) TSH 
D) ADH 
E) calcitonin

Question 8

Match between columns
                        Premises: a portion is neuroendocrine and a portion is under hormonal control of the hypothalamus

Accepted Answer

The Answer of  A and  I and  is...

Question 9

One of the main functions of the hypothalamus is to produce ____ hormones, which affect the ____ pituitary. ​

Accepted Answer

A) releasing; posterior 
B) releasing; anterior 
C) activating; posterior 
D) amplification; anterior 
E) growth factor; anterior 
A) releasing; posterior 
B) releasing; anterior 
C) activating; posterior 
D) amplification; anterior 
E) growth factor; anterior

Question 10

Overproduction of epinephrine and norepinephrine can cause ____. ​

Accepted Answer

A) increased digestive processes 
B) the formation of a tumor in the adrenal medulla 
C) increased heart rate 
D) increased blood flow to the kidneys and intestines 
E) decreased blood flow to the heart 
A) increased digestive processes 
B) the formation of a tumor in the adrenal medulla 
C) increased heart rate 
D) increased blood flow to the kidneys and intestines 
E) decreased blood flow to the heart

Question 11

The anterior pituitary secretes more ACTH, leading to more glucocorticoids in plasma, which causes the anterior pituitary to then secrete less ACTH. This is an example of ____ regulation. ​

Accepted Answer

A) amplification only 
B) positive feedback only 
C) negative feedback 
D) cascading feedback 
E) both amplification and positive feedback 
A) amplification only 
B) positive feedback only 
C) negative feedback 
D) cascading feedback 
E) both amplification and positive feedback

Question 12

Increases in melanocyte-stimulating hormone (MSH)could result in increased pigmentation.

Accepted Answer

A) True 
 B)False

Question 13

Compare and contrast receptor recognition between a hydrophobic and hydrophilic hormone.

Accepted Answer

Hydrophobic hormones are typically lipid

Question 14

The actions of insulin and glucagon are ____. ​

Accepted Answer

A) synergistic 
B) permissive 
C) cooperative 
D) antagonistic 
E) mutualistic 
A) synergistic 
B) permissive 
C) cooperative 
D) antagonistic 
E) mutualistic

Question 15

Oxytocin can generate feelings of well-being as well as anxiety and stress .

Accepted Answer

A) True 
 B)False

Question 16

Select the correct sequence of events involved in regulating secretion of thyroid hormones.
1.pituitary releases thyroid-stimulating hormone (TSH)
2. hypothalamus secretes thyroid-releasing hormone (TRH)
3. thyroid hormones inhibit long-term TRH secretion
4.thyroid secretes thyroid hormones
5.thyroid hormones inhibit TSH secretion

Accepted Answer

A) 1, 2, 4, 5, 3 
B) 2, 1, 4, 5, 3 
C) 3, 1, 4, 5, 2 
D) 3, 4, 1, 2, 5 
E) 2, 4, 5, 1, 3 
A) 1, 2, 4, 5, 3 
B) 2, 1, 4, 5, 3 
C) 3, 1, 4, 5, 2 
D) 3, 4, 1, 2, 5 
E) 2, 4, 5, 1, 3

Question 17

When hydrophilic hormones bind to surface receptors, the ____. ​

Accepted Answer

A) signal is amplified 
B) signal is inhibited 
C) receptor is activated 
D) receptor is deactivated 
E) hormone is transduced 
A) signal is amplified 
B) signal is inhibited 
C) receptor is activated 
D) receptor is deactivated 
E) hormone is transduced

Question 18

Select the appropriate order of hormone action. ​

Accepted Answer

A) transduction, reception, response 
B) reception, response, transduction 
C) transduction, response, reception 
D) reception, transduction, response 
E) reception, translation, response 
A) transduction, reception, response 
B) reception, response, transduction 
C) transduction, response, reception 
D) reception, transduction, response 
E) reception, translation, response

Question 19

In many cases, negative feedback loops maintain homeostasis by adjusting hormones that act in ____. ​

Accepted Answer

A) concert 
B) sequence 
C) antagonistic ways 
D) additive ways 
E) parallel 
A) concert 
B) sequence 
C) antagonistic ways 
D) additive ways 
E) parallel

Question 20

Calcium levels are primarily under the control of ____. ​

Accepted Answer

A) calcitonin and thyroxine 
B) prolactin and oxytocin 
C) progesterone and ADH 
D) parathyroid hormone and thyroxine 
A) calcitonin and thyroxine 
B) prolactin and oxytocin 
C) progesterone and ADH 
D) parathyroid hormone and thyroxine

Exam 42: The Endocrine System

The ____ gene is the only gene successfully targeted for breast cancer prevention. ​

During stressful situations, epinephrine initiates ____. ​

The ____ gland has a neurosecretory component as well as a component that is not under direct neural control. ​

Figure 42.3 A. A B. B C. C D. D Answer the question using the accompanying figure. In the box labeled 'A', ____ levels ____.

Small quantities of hormone can result in profound responses in target tissues. This type of response is referred to as ____. ​

Negative feedback loops to the hypothalamus and the pituitary operate to regulate the levels of ____, the most important regulator of thyroid hormone secretion. ​

One of the main functions of the hypothalamus is to produce ____ hormones, which affect the ____ pituitary. ​

Overproduction of epinephrine and norepinephrine can cause ____. ​

The anterior pituitary secretes more ACTH, leading to more glucocorticoids in plasma, which causes the anterior pituitary to then secrete less ACTH. This is an example of ____ regulation. ​

Increases in melanocyte-stimulating hormone (MSH)could result in increased pigmentation.

Compare and contrast receptor recognition between a hydrophobic and hydrophilic hormone.

The actions of insulin and glucagon are ____. ​

Oxytocin can generate feelings of well-being as well as anxiety and stress .

When hydrophilic hormones bind to surface receptors, the ____. ​

Select the appropriate order of hormone action. ​

In many cases, negative feedback loops maintain homeostasis by adjusting hormones that act in ____. ​

Calcium levels are primarily under the control of ____. ​

Introduction to Biological Concepts and Research

Life, Chemistry, and Water

Biological Molecules: the Carbon Compounds of Life

Cells

Membranes and Transport

Energy, Enzymes, and Biological Reactions

Cellular Respiration: Harvesting Chemical Energy

Photosynthesis

Cell Communication

Cell Division and Mitosis

Meiosis: the Cellular Basis of Sexual Reproduction

Mendel, Genes, and Inheritance

Genes, Chromosomes, and Human Genetics

DNA Structure, Replication, and Organization

From DNA to Protein

Regulation of Gene Expression

Bacterial and Viral Genetics

Dna Technologies: Making and Using Genetically Altered Organisms, and Other Applications

Genomes and Proteomes

The Development of Evolutionary Thought

Microevolution: Genetic Changes Within Populations

Speciation

Paleobiology and Macroevolution

Systematic Biology: Phylogeny and Classification

The Origin of Life

Prokaryotes and Viruses

Protists

Seedless Plants

Seed Plants

Fungi

Animal Phylogeny, Acoelomates, and Protostomes

Deuterostomes: Vertebrates and Their Closest Relatives

The Plant Body

Transport in Plants

Plant Nutrition

Reproduction and Development in Flowering Plants

Plant Signals and Responses to the Environment

Introduction to Animal Organization and Physiology

Information Flow and the Neuron

Nervous Systems

Sensory Systems

Muscles, Bones, and Body Movements

The Circulatory System

Defenses Against Disease

Gas Exchange: the Respiratory System

Animal Nutrition

Regulating the Internal Environment

Animal Reproduction

Animal Development

Ecology and the Biosphere

Population Ecology

Population Interactions and Community Ecology

Ecosystems

Biodiversity and Conservation Biology

Animal Behavior

Filters

The ____ gene is the only gene successfully targeted for breast cancer prevention.

During stressful situations, epinephrine initiates ____.

The ____ gland has a neurosecretory component as well as a component that is not under direct neural control.

Figure 42.3 A. A B. B C. C D. D Answer the question using the accompanying figure. In the box labeled 'A', levels .

Small quantities of hormone can result in profound responses in target tissues. This type of response is referred to as ____.

Negative feedback loops to the hypothalamus and the pituitary operate to regulate the levels of ____, the most important regulator of thyroid hormone secretion.

One of the main functions of the hypothalamus is to produce hormones, which affect the pituitary.

Overproduction of epinephrine and norepinephrine can cause ____.

The anterior pituitary secretes more ACTH, leading to more glucocorticoids in plasma, which causes the anterior pituitary to then secrete less ACTH. This is an example of ____ regulation.

The actions of insulin and glucagon are ____.

When hydrophilic hormones bind to surface receptors, the ____.

Select the appropriate order of hormone action.

In many cases, negative feedback loops maintain homeostasis by adjusting hormones that act in ____.

Calcium levels are primarily under the control of ____.