Question 1

An organ system is

Accepted Answer

A) a small structure within a cell. 
B) a structure composed of several tissue types. 
C) the basic structural unit of all living organisms. 
D) a group of organs with a common set of functions. 
E) a group of cells with similar structure and function. 
A) a small structure within a cell. 
B) a structure composed of several tissue types. 
C) the basic structural unit of all living organisms. 
D) a group of organs with a common set of functions. 
E) a group of cells with similar structure and function.

Question 2

In a negative feedback mechanism,the response of the effector

Accepted Answer

A) reverses the original stimulus. 
B) enhances the original stimulus. 
C) has no effect on the original stimulus. 
D) is usually damaging to the body. 
E) creates a cycle that leads away from homeostasis. 
A) reverses the original stimulus. 
B) enhances the original stimulus. 
C) has no effect on the original stimulus. 
D) is usually damaging to the body. 
E) creates a cycle that leads away from homeostasis.

Question 3

The parietal peritoneum is

Accepted Answer

A) a double-layered serous membrane that anchors some of the abdominal organs to the body wall. 
B) the serous membrane that covers the lungs. 
C) the serous membrane that lines the abdominal and pelvic cavities. 
D) space located between the visceral and parietal pleura. 
E) the membrane that lines the pericardial sac. 
A) a double-layered serous membrane that anchors some of the abdominal organs to the body wall. 
B) the serous membrane that covers the lungs. 
C) the serous membrane that lines the abdominal and pelvic cavities. 
D) space located between the visceral and parietal pleura. 
E) the membrane that lines the pericardial sac.

Question 4

The lumbar region is the

Accepted Answer

A) area in front of the elbow. 
B) chest area. 
C) lower back. 
D) bottom of foot. 
E) forearm. 
A) area in front of the elbow. 
B) chest area. 
C) lower back. 
D) bottom of foot. 
E) forearm.

Question 5

The delivery of a radioactive compound to the body to study the metabolism of tissues is called

Accepted Answer

A) MRI. 
B) PET. 
C) DSA. 
D) DSR. 
A) MRI. 
B) PET. 
C) DSA. 
D) DSR.

Question 6

-This is a sagittal section through the abdominopelvic cavity.What serous membrane does "B" represent?

Accepted Answer

A) visceral peritoneum (covers organs) 
B) mesentery 
C) parietal peritoneum (lines cavity) 
D) retroperitoneal organs 
E) peritoneal cavity 
A) visceral peritoneum (covers organs) 
B) mesentery 
C) parietal peritoneum (lines cavity) 
D) retroperitoneal organs 
E) peritoneal cavity

Question 7

The antecubital region is the

Accepted Answer

A) area in front of the elbow. 
B) chest area. 
C) lower back. 
D) bottom of foot. 
E) forearm. 
A) area in front of the elbow. 
B) chest area. 
C) lower back. 
D) bottom of foot. 
E) forearm.

Question 8

-Here is a figure showing major trunk cavities and other structures.What does "A" represent?

Accepted Answer

A) diaphragm 
B) mediastinum 
C) pelvic cavity 
D) thoracic cavity 
E) abdominal cavity 
A) diaphragm 
B) mediastinum 
C) pelvic cavity 
D) thoracic cavity 
E) abdominal cavity

Question 9

The pectoral region is the

Accepted Answer

A) area in front of the elbow. 
B) chest area. 
C) lower back. 
D) bottom of foot. 
E) forearm. 
A) area in front of the elbow. 
B) chest area. 
C) lower back. 
D) bottom of foot. 
E) forearm.

Question 10

There are more microbial cells than human cells in your body and the health of this microbiota clearly influences human well-being.How many microbes are there?.

Accepted Answer

A)  For every cell in your body,there are one hundred microbial cells. 
B)  For every cell in your body,there are one thousand microbial cells. 
C)  For every cell in your body,there are ten microbial cells. 
D)  For every cell in your body,there are ten thousand microbial cells. 
A)  For every cell in your body,there are one hundred microbial cells. 
B)  For every cell in your body,there are one thousand microbial cells. 
C)  For every cell in your body,there are ten microbial cells. 
D)  For every cell in your body,there are ten thousand microbial cells.

Question 11

Which of the following is most consistent with homeostasis?

Accepted Answer

A) As blood pressure falls,blood flow to cardiac (heart)muscle decreases. 
B) As the mean blood pressure gradually increases in aging people,the blood vessel walls become thinner. 
C) Men working in a hot environment drink large quantities of water,and their urine volume increases. 
D) As body temperature decreases,blood vessels in the periphery dilate. 
E) Elevated blood glucose levels cause insulin secretion (insulin causes cells to take up glucose)to increase. 
A) As blood pressure falls,blood flow to cardiac (heart)muscle decreases. 
B) As the mean blood pressure gradually increases in aging people,the blood vessel walls become thinner. 
C) Men working in a hot environment drink large quantities of water,and their urine volume increases. 
D) As body temperature decreases,blood vessels in the periphery dilate. 
E) Elevated blood glucose levels cause insulin secretion (insulin causes cells to take up glucose)to increase.

Question 12

The study of the body's organization by areas is

Accepted Answer

A) systemic anatomy. 
B) regional anatomy. 
C) molecular biology. 
D) microbiology. 
E) surface anatomy. 
A) systemic anatomy. 
B) regional anatomy. 
C) molecular biology. 
D) microbiology. 
E) surface anatomy.

Question 13

The shoulder is _____ to the elbow.

Accepted Answer

A) lateral 
B) dorsal 
C) distal 
D) ventral 
E) proximal 
A) lateral 
B) dorsal 
C) distal 
D) ventral 
E) proximal

Question 14

A molecular biologist discovers that if a specific drug effectively treats obesity in mice,what can researchers conclude?

Accepted Answer

A)  If the drug was effective in a large number of mice,it will therefore be effective in humans. 
B)  If the drug was effective in a small proportion of mice,it will be effective in a small proportion of humans. 
C)  The mice have provided a positive control in this experiment that proves the drug is effective in humans. 
D)  The drug is effective in the mouse model; it must still be tested in humans. 
E)  The effect of the drug on mice has no bearing on the effect of the drug on humans. 
A)  If the drug was effective in a large number of mice,it will therefore be effective in humans. 
B)  If the drug was effective in a small proportion of mice,it will be effective in a small proportion of humans. 
C)  The mice have provided a positive control in this experiment that proves the drug is effective in humans. 
D)  The drug is effective in the mouse model; it must still be tested in humans. 
E)  The effect of the drug on mice has no bearing on the effect of the drug on humans.

Question 15

The visceral pleura is

Accepted Answer

A) a double-layered serous membrane that anchors some of the abdominal organs to the body wall. 
B) the serous membrane that covers the lungs. 
C) the serous membrane that lines the abdominal and pelvic cavities. 
D) space located between the visceral and parietal pleura. 
E) the membrane that lines the pericardial sac. 
A) a double-layered serous membrane that anchors some of the abdominal organs to the body wall. 
B) the serous membrane that covers the lungs. 
C) the serous membrane that lines the abdominal and pelvic cavities. 
D) space located between the visceral and parietal pleura. 
E) the membrane that lines the pericardial sac.

Question 16

Microscopic examination of a frozen tissue specimen is an application of which of the following disciplines?

Accepted Answer

A) histology 
B) physiology 
C) gross anatomy 
D) radiology 
E) regional anatomy 
A) histology 
B) physiology 
C) gross anatomy 
D) radiology 
E) regional anatomy

Question 17

An increase in the number of cells is

Accepted Answer

A) reproduction. 
B) growth. 
C) differentiation. 
D) metabolism. 
E) organization. 
A) reproduction. 
B) growth. 
C) differentiation. 
D) metabolism. 
E) organization.

Question 18

An organelle is

Accepted Answer

A) a small structure within a cell. 
B) a structure composed of several tissue types. 
C) the basic structural unit of all living organisms. 
D) a group of organs with a common set of functions. 
E) a group of cells with similar structure and function. 
A) a small structure within a cell. 
B) a structure composed of several tissue types. 
C) the basic structural unit of all living organisms. 
D) a group of organs with a common set of functions. 
E) a group of cells with similar structure and function.

Question 19

Which body system would be affected by degeneration of cartilage in joints?

Accepted Answer

A) muscular 
B) nervous 
C) cardiovascular 
D) skeletal 
E) lymphatic 
A) muscular 
B) nervous 
C) cardiovascular 
D) skeletal 
E) lymphatic

Question 20

Which organ system is the location of blood cell production?

Accepted Answer

A) cardiovascular 
B) skeletal 
C) digestive 
D) nervous 
E) endocrine 
A) cardiovascular 
B) skeletal 
C) digestive 
D) nervous 
E) endocrine

Exam 1: The Human Organism

An organ system is

In a negative feedback mechanism,the response of the effector

The parietal peritoneum is

The lumbar region is the

The delivery of a radioactive compound to the body to study the metabolism of tissues is called

-This is a sagittal section through the abdominopelvic cavity.What serous membrane does "B" represent?

The antecubital region is the

-Here is a figure showing major trunk cavities and other structures.What does "A" represent?

The pectoral region is the

There are more microbial cells than human cells in your body and the health of this microbiota clearly influences human well-being.How many microbes are there?.

Which of the following is most consistent with homeostasis?

The study of the body's organization by areas is

The shoulder is _____ to the elbow.

A molecular biologist discovers that if a specific drug effectively treats obesity in mice,what can researchers conclude?

The visceral pleura is

Microscopic examination of a frozen tissue specimen is an application of which of the following disciplines?

An increase in the number of cells is

An organelle is

Which body system would be affected by degeneration of cartilage in joints?

Which organ system is the location of blood cell production?

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joints and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition,metabolism,and Temperature Regulation

Urinary System

Water,electrolyte,and Acid-Based Balance

Reproductive System

Development,growth,aging,and Genetics

Filters