Question 1

The posterior lobe of the pituitary releases ________,which stimulates contractions of the uterus during labor.

Accepted Answer

A) oxytocin 
B) estrogen 
C) prolactin 
D) growth hormone 
E) luteinizing hormone 
A) oxytocin 
B) estrogen 
C) prolactin 
D) growth hormone 
E) luteinizing hormone A

Question 2

Explain how blood glucose is kept constant through the actions of hormones.

Accepted Answer

The pancreas produces two hormones that operate to keep blood glucose levels within narrow limits,insulin and glucagon.Insulin is produced after meals and lowers blood sugar by causing certain cells to take up and store excess glucose.The liver stores glucose as glycogen.Glucagon is released by the pancreas when blood glucose is low,mobilizing the stored sources of glucose.

Question 3

Peptide hormones employ ______________ that amplify the response of the cell.

Accepted Answer

second messengers

Question 4

All steroid hormones in the body are manufactured from ______________.

Accepted Answer

The answer of All steroid hormones in the body are...

Question 5

The anterior pituitary hormone,__________,stimulates the breasts to produce milk.

Accepted Answer

The answer of The anterior pituitary hormone,__________,stimulates the breasts to...

Question 6

Joe has recently lost a lot of weight,has an increased heart rate and elevated body temperature.What gland might not be working right?

Accepted Answer

A) Parathyroid 
B) Thyroid 
C) Adrenal 
D) Pancreas 
A) Parathyroid 
B) Thyroid 
C) Adrenal 
D) Pancreas

Question 7

A condition called a _____________ is caused by a lack of iodine in the diet.

Accepted Answer

The answer of A condition called a _____________ is caused...

Question 8

Which of the following is incorrect about anabolic steroids?

Accepted Answer

A) Injected into muscles,they activate growth genes that lead to larger muscles. 
B) They can lead to liver damage. 
C) Side effects include acne and balding. 
D) They enhance testicular function. 
E) In women,they cause masculinization. 
A) Injected into muscles,they activate growth genes that lead to larger muscles. 
B) They can lead to liver damage. 
C) Side effects include acne and balding. 
D) They enhance testicular function. 
E) In women,they cause masculinization.

Question 9

Calcitonin is produced by the:

Accepted Answer

A) thyroid gland 
B) adrenal medulla 
C) parathyroid glands 
D) anterior pituitary 
A) thyroid gland 
B) adrenal medulla 
C) parathyroid glands 
D) anterior pituitary

Question 10

A second messenger:

Accepted Answer

A) is cyclic AMP 
B) serves to amplify the signal 
C) activates protein kinases 
D) All of these are correct. 
A) is cyclic AMP 
B) serves to amplify the signal 
C) activates protein kinases 
D) All of these are correct.

Question 11

_______________ hormone stimulates the adrenal gland to produce several steroid hormones.

Accepted Answer

A) Adrenocorticotropic 
B) Follicle-stimulating 
C) Luteinizing 
D) Growth 
A) Adrenocorticotropic 
B) Follicle-stimulating 
C) Luteinizing 
D) Growth

Question 12

The peptide hormone,____________,regulates the kidney's retention of water.

Accepted Answer

vasopressi

Question 13

The adrenal cortex releases ______________,which stimulates the kidney to take up extra sodium ions.

Accepted Answer

A) aldosterone 
B) epinephrine 
C) glucose 
D) ADH 
A) aldosterone 
B) epinephrine 
C) glucose 
D) ADH

Question 14

The effects of ____________,a hormone that causes color changes in reptiles,are poorly understood in humans.

Accepted Answer

A) prolactin 
B) thyroid-stimulating hormone 
C) melanocyte-stimulating hormone 
D) somatotropin 
A) prolactin 
B) thyroid-stimulating hormone 
C) melanocyte-stimulating hormone 
D) somatotropin

Question 15

The posterior pituitary releases ____________ that stimulates uterine contractions.

Accepted Answer

The answer of The posterior pituitary releases ____________ that stimulates...

Question 16

________________ hormone is produced by the anterior pituitary and stimulates growth of muscle and bone throughout the body.

Accepted Answer

A) Follicle-stimulating 
B) Adrenocorticotropic 
C) Prolactin 
D) Growth 
A) Follicle-stimulating 
B) Adrenocorticotropic 
C) Prolactin 
D) Growth

Question 17

Parathyroid hormone acts to ensure:

Accepted Answer

A) sodium levels in urine are constant 
B) potassium levels in the blood don't escalate 
C) calcium levels in the blood never drop too low 
D) amounts of water in the blood are sufficient 
A) sodium levels in urine are constant 
B) potassium levels in the blood don't escalate 
C) calcium levels in the blood never drop too low 
D) amounts of water in the blood are sufficient

Question 18

In this disease,the number of insulin receptors on target cells is abnormally low.

Accepted Answer

A) Goiter 
B) Type II diabetes 
C) Type I diabetes 
D) Gallbladder disease 
A) Goiter 
B) Type II diabetes 
C) Type I diabetes 
D) Gallbladder disease

Question 19

Why is it so important to have several controls over the amount of calcium in the blood?

Accepted Answer

Calcium is a major component o

Question 20

_______________ hormone is produced by the four little parathyroid glands.

Accepted Answer

The answer of _______________ hormone is produced by the four...

Exam 30: Chemical Signaling Within the Animal Body

The posterior lobe of the pituitary releases ________,which stimulates contractions of the uterus during labor.

Explain how blood glucose is kept constant through the actions of hormones.

Peptide hormones employ ______________ that amplify the response of the cell.

All steroid hormones in the body are manufactured from ______________.

The anterior pituitary hormone,__________,stimulates the breasts to produce milk.

Joe has recently lost a lot of weight,has an increased heart rate and elevated body temperature.What gland might not be working right?

A condition called a _____________ is caused by a lack of iodine in the diet.

Which of the following is incorrect about anabolic steroids?

Calcitonin is produced by the:

A second messenger:

_______________ hormone stimulates the adrenal gland to produce several steroid hormones.

The peptide hormone,____________,regulates the kidney's retention of water.

The adrenal cortex releases ______________,which stimulates the kidney to take up extra sodium ions.

The effects of ____________,a hormone that causes color changes in reptiles,are poorly understood in humans.

The posterior pituitary releases ____________ that stimulates uterine contractions.

________________ hormone is produced by the anterior pituitary and stimulates growth of muscle and bone throughout the body.

Parathyroid hormone acts to ensure:

In this disease,the number of insulin receptors on target cells is abnormally low.

Why is it so important to have several controls over the amount of calcium in the blood?

_______________ hormone is produced by the four little parathyroid glands.

The Science of Biology

The Chemistry of Life

Molecules of Life

Cells

Energy and Life

Photosynthesis: Acquiring Energy From the Sun

How Cells Harvest Energy From Food

Mitosis

Meiosis

Foundations of Genetics

DNA: the Genetic Material

How Genes Work

Genomics and Biotechnology

Evolution and Natural Selection

How We Name Living Things

Prokaryotes: the First Single-Celled Creatures

Protists: Advent of the Eukaryotes

Fungi Invade the Land

Evolution of the Animal Phyla

History of the Vertebrates

How Humans Evolved

The Animal Body and How It Moves

Circulation

Respiration

The Path of Food Through the Animal Body

Maintaining the Internal Environment

How the Animal Body Defends Itself

The Nervous System

The Senses

Reproduction and Development

Evolution of Plants

Plant Form and Function

Plant Reproduction and Growth

Populations and Communities

Ecosystems

Behavior and the Environment

Human Influences on the Living World

Filters