Question 1

Which endocrine gland contains highly modified neurosecretory neurons that have lost their axons and dendrites?

Accepted Answer

A)  adrenal medulla 
B)  thyroid 
C)  adrenal cortex 
D)  pancreas 
A)  adrenal medulla 
B)  thyroid 
C)  adrenal cortex 
D)  pancreas A

Question 2

Select a term or phrase from the numbered list to correspond to each labelled endocrine gland in the illustration. The terms and phrases in the numbered list may be used more than once.  
-production site of hormone involved in water balance by increasing nephron permeability to water

Accepted Answer

b

Question 3

Match each concept with the most appropriate description.
-aldosterone

Accepted Answer

A) contains four iodine atoms 
B) corpus allatum 
C) opposite effect of moult-inhibiting hormone 
D) hormone produced by the adrenal cortex that regulates sodium and potassium levels 
E) insulin deficiency
F)typically steroids; affect gene activation
G)hormones that either stimulate or inhibit another cell or tissue
H)pituitary dwarfism
I)small activation; cascading response
J)target tissue of melatonin
K)signal molecule released by a cell into the extracellular fluid and having a localized response
L)paracrine or autocrine regulation 
A) contains four iodine atoms 
B) corpus allatum 
C) opposite effect of moult-inhibiting hormone 
D) hormone produced by the adrenal cortex that regulates sodium and potassium levels 
E) insulin deficiency
F)typically steroids; affect gene activation
G)hormones that either stimulate or inhibit another cell or tissue
H)pituitary dwarfism
I)small activation; cascading response
J)target tissue of melatonin
K)signal molecule released by a cell into the extracellular fluid and having a localized response
L)paracrine or autocrine regulation D

Question 4

Match each concept with the most appropriate description.
-paracrine regulation

Accepted Answer

A) contains four iodine atoms 
B) corpus allatum 
C) opposite effect of moult-inhibiting hormone 
D) hormone produced by the adrenal cortex that regulates sodium and potassium levels 
E) insulin deficiency
F)typically steroids; affect gene activation
G)hormones that either stimulate or inhibit another cell or tissue
H)pituitary dwarfism
I)small activation; cascading response
J)target tissue of melatonin
K)signal molecule released by a cell into the extracellular fluid and having a localized response
L)paracrine or autocrine regulation 
A) contains four iodine atoms 
B) corpus allatum 
C) opposite effect of moult-inhibiting hormone 
D) hormone produced by the adrenal cortex that regulates sodium and potassium levels 
E) insulin deficiency
F)typically steroids; affect gene activation
G)hormones that either stimulate or inhibit another cell or tissue
H)pituitary dwarfism
I)small activation; cascading response
J)target tissue of melatonin
K)signal molecule released by a cell into the extracellular fluid and having a localized response
L)paracrine or autocrine regulation

Question 5

Select a term or phrase from the numbered list to correspond to each labelled endocrine gland in the illustration. The terms and phrases in the numbered list may be used more than once.  
-ADH production

Accepted Answer

The answer of Select a term or phrase from the...

Question 6

Which hormone is correctly paired with its target tissue?

Accepted Answer

A)  MSH: thyroid 
B)  prolactin: testes 
C)  growth hormone: bone 
D)  ACTH: adrenal medulla 
A)  MSH: thyroid 
B)  prolactin: testes 
C)  growth hormone: bone 
D)  ACTH: adrenal medulla

Question 7

Select a term or phrase from the numbered list to correspond to each labelled endocrine gland in the illustration. The terms and phrases in the numbered list may be used more than once.  
-gland that produces progesterone that is under the control of GnRH

Accepted Answer

The answer of Select a term or phrase from the...

Question 8

Select a term or phrase from the numbered list to correspond to each labelled endocrine gland in the illustration. The terms and phrases in the numbered list may be used more than once.  
-primary calcium regulation

Accepted Answer

The answer of Select a term or phrase from the...

Question 9

Match each concept with the most appropriate description.
-suprachiasmatic nucleus

Accepted Answer

A) contains four iodine atoms 
B) corpus allatum 
C) opposite effect of moult-inhibiting hormone 
D) hormone produced by the adrenal cortex that regulates sodium and potassium levels 
E) insulin deficiency
F)typically steroids; affect gene activation
G)hormones that either stimulate or inhibit another cell or tissue
H)pituitary dwarfism
I)small activation; cascading response
J)target tissue of melatonin
K)signal molecule released by a cell into the extracellular fluid and having a localized response
L)paracrine or autocrine regulation 
A) contains four iodine atoms 
B) corpus allatum 
C) opposite effect of moult-inhibiting hormone 
D) hormone produced by the adrenal cortex that regulates sodium and potassium levels 
E) insulin deficiency
F)typically steroids; affect gene activation
G)hormones that either stimulate or inhibit another cell or tissue
H)pituitary dwarfism
I)small activation; cascading response
J)target tissue of melatonin
K)signal molecule released by a cell into the extracellular fluid and having a localized response
L)paracrine or autocrine regulation

Question 10

What causes gigantism?

Accepted Answer

A)  hypersecretion of growth hormone during childhood 
B)  hypersecretion of growth hormone during adulthood 
C)  hyposecretion of growth hormone during childhood 
D)  hyposecretion of growth hormone during adulthood 
A)  hypersecretion of growth hormone during childhood 
B)  hypersecretion of growth hormone during adulthood 
C)  hyposecretion of growth hormone during childhood 
D)  hyposecretion of growth hormone during adulthood

Question 11

Why do some individual hormones have multiple effects on different target tissues?

Accepted Answer

A)  Second messengers trigger cascade or amplification effects. 
B)  Many different cells in different tissues have specific receptors for the hormone. 
C)  Only a small amount of the hormone is required for its effect. 
D)  Gene transcription is altered. 
A)  Second messengers trigger cascade or amplification effects. 
B)  Many different cells in different tissues have specific receptors for the hormone. 
C)  Only a small amount of the hormone is required for its effect. 
D)  Gene transcription is altered.

Question 12

Under regulatory control by the hypothalamus, the posterior pituitary secretes eight hormones.

Accepted Answer

A) True 
 B)False

Question 13

Oxytocin is a hormone that is involved with increasing contractions during childbirth. The action is binding to membrane receptors and the result is increasing sodium and calcium. What is oxytocin most likely to be in structure?

Accepted Answer

A)  a fatty acid derivative 
B)  a steroid 
C)  a peptide or protein 
D)  a carbohydrate 
A)  a fatty acid derivative 
B)  a steroid 
C)  a peptide or protein 
D)  a carbohydrate

Question 14

Match each concept with the most appropriate description.
-tropic hormones

Accepted Answer

A) contains four iodine atoms 
B) corpus allatum 
C) opposite effect of moult-inhibiting hormone 
D) hormone produced by the adrenal cortex that regulates sodium and potassium levels 
E) insulin deficiency
F)typically steroids; affect gene activation
G)hormones that either stimulate or inhibit another cell or tissue
H)pituitary dwarfism
I)small activation; cascading response
J)target tissue of melatonin
K)signal molecule released by a cell into the extracellular fluid and having a localized response
L)paracrine or autocrine regulation 
A) contains four iodine atoms 
B) corpus allatum 
C) opposite effect of moult-inhibiting hormone 
D) hormone produced by the adrenal cortex that regulates sodium and potassium levels 
E) insulin deficiency
F)typically steroids; affect gene activation
G)hormones that either stimulate or inhibit another cell or tissue
H)pituitary dwarfism
I)small activation; cascading response
J)target tissue of melatonin
K)signal molecule released by a cell into the extracellular fluid and having a localized response
L)paracrine or autocrine regulation

Question 15

During stressful situations, which of the following actions is initiated by norepinephrine?

Accepted Answer

A)  dilation of blood vessels in the muscles 
B)  decrease in blood pressure 
C)  decrease in heart rate 
D)  dilation of blood vessels in the skin 
A)  dilation of blood vessels in the muscles 
B)  decrease in blood pressure 
C)  decrease in heart rate 
D)  dilation of blood vessels in the skin

Question 16

Which pair is correctly matched?

Accepted Answer

A)  pineal gland: melatonin 
B)  thyroid gland: PTH 
C)  posterior pituitary: TSH 
D)  pancreas: calcitonin 
A)  pineal gland: melatonin 
B)  thyroid gland: PTH 
C)  posterior pituitary: TSH 
D)  pancreas: calcitonin

Question 17

What would be expected to occur if the melanocyte-stimulating hormone were increased?

Accepted Answer

A)  changes in kidney function for retention of water 
B)  an increase in pigmentation in the skin 
C)  an decrease in milk production in females 
D)  an increase in reproductive or estrus cycles 
A)  changes in kidney function for retention of water 
B)  an increase in pigmentation in the skin 
C)  an decrease in milk production in females 
D)  an increase in reproductive or estrus cycles

Question 18

Select a term or phrase from the numbered list to correspond to each labelled endocrine gland in the illustration. The terms and phrases in the numbered list may be used more than once.  
-the hormone produced by this gland works in a synergistic fashion with vitamin D

Accepted Answer

The answer of Select a term or phrase from the...

Question 19

Which gland mediates the regulation of milk release, water balance, and uterine contractions during childbirth?

Accepted Answer

A)  posterior thyroid 
B)  posterior pituitary 
C)  pineal 
D)  parathyroid 
A)  posterior thyroid 
B)  posterior pituitary 
C)  pineal 
D)  parathyroid

Question 20

What is an important functional role of the endocrine system?

Accepted Answer

A)  allowing for mechanisms to control gene action 
B)  inhibiting nervous system action on muscles and glands 
C)  maintaining a constant, yet dynamic internal fluid environment 
D)  providing mechanisms for rapid responses to changes in the body 
A)  allowing for mechanisms to control gene action 
B)  inhibiting nervous system action on muscles and glands 
C)  maintaining a constant, yet dynamic internal fluid environment 
D)  providing mechanisms for rapid responses to changes in the body

Exam 43: Control of Animal Processes: Endocrine Control

Which endocrine gland contains highly modified neurosecretory neurons that have lost their axons and dendrites?

Select a term or phrase from the numbered list to correspond to each labelled endocrine gland in the illustration. The terms and phrases in the numbered list may be used more than once. -production site of hormone involved in water balance by increasing nephron permeability to water

Match each concept with the most appropriate description. -aldosterone

Match each concept with the most appropriate description. -paracrine regulation

Select a term or phrase from the numbered list to correspond to each labelled endocrine gland in the illustration. The terms and phrases in the numbered list may be used more than once. -ADH production

Which hormone is correctly paired with its target tissue?

Select a term or phrase from the numbered list to correspond to each labelled endocrine gland in the illustration. The terms and phrases in the numbered list may be used more than once. -gland that produces progesterone that is under the control of GnRH

Select a term or phrase from the numbered list to correspond to each labelled endocrine gland in the illustration. The terms and phrases in the numbered list may be used more than once. -primary calcium regulation

Match each concept with the most appropriate description. -suprachiasmatic nucleus

What causes gigantism?

Why do some individual hormones have multiple effects on different target tissues?

Under regulatory control by the hypothalamus, the posterior pituitary secretes eight hormones.

Oxytocin is a hormone that is involved with increasing contractions during childbirth. The action is binding to membrane receptors and the result is increasing sodium and calcium. What is oxytocin most likely to be in structure?

Match each concept with the most appropriate description. -tropic hormones

During stressful situations, which of the following actions is initiated by norepinephrine?

Which pair is correctly matched?

What would be expected to occur if the melanocyte-stimulating hormone were increased?

Select a term or phrase from the numbered list to correspond to each labelled endocrine gland in the illustration. The terms and phrases in the numbered list may be used more than once. -the hormone produced by this gland works in a synergistic fashion with vitamin D

Which gland mediates the regulation of milk release, water balance, and uterine contractions during childbirth?

What is an important functional role of the endocrine system?

Light and Life

The Cell: an Overview

Energy and Enzymes

Cell Membranes and Signaling

Cellular Respiration

Photosynthesis

Cell Cycles

Genetic Recombination

The Chromosomal Basis of Mendelian Inheritance

Genetic Linkage, Sex-Linkage, and Other Non-Mendelian Inheritance Mechanisms

DNA Structure, Replication, and Repair

Gene Structure Expression, and Mutation

Regulation of Gene Expression

Dna Technologies

Genomes

Evolution: the Development of the Theory

Microevolution: Changes Within Populations

Speciation and Macroevolution

Systematics and Phylogenetics: Revealing the Tree of Life

Humans and Evolution

Defining Life and Its Origins

Viruses, Viroids, and Prions: Infectious Biological Particles

Bacteria and Archaea

Protists

Fungi

Plants

Animals

Conservation of Biodiversity

Population Ecology

Species Interactions and Community Ecology

Ecosystems

Animal Behaviour

Organization of the Plant Body

Transport in Plants

Reproduction and Development in Flowering Plants

Plant Nutrition

Plant Signals and Responses to the Environment

Introduction to Animal Organization and Physiology

Animal Nutrition

Gas Exchange: the Respiratory System

Internal Transport: the Circulatory System

Regulation of the Internal Environment: Water, Solutes, and Temperature

Animal Reproduction

Control of Animal Processes: Neural Control

Muscles, Skeletons, and Body Movements

Filters