Question 1

What is the condition called when your body's immune system overreacts to an otherwise harmless foreign particle?

Accepted Answer

A)  Arthritis 
B)  Allergy 
C)  Diabetes 
D)  SCID 
A)  Arthritis 
B)  Allergy 
C)  Diabetes 
D)  SCID B

Question 2

Organs are made up of a collection of ________ to perform a specific function.

Accepted Answer

A)  different types of cells 
B)  different types of tissues 
C)  the same type of cells 
D)  the same type of tissues 
A)  different types of cells 
B)  different types of tissues 
C)  the same type of cells 
D)  the same type of tissues B

Question 3

Describe the role of the two antagonistic hormones involved in the feedback loop that maintains the level of glucose in the blood.Which organs are involved,and what type of feedback is this?

Accepted Answer

When blood glucose levels are low,the pancreas releases glucagon.This causes the liver to release glucose into the blood.When blood glucose levels are high,the pancreas releases insulin.This lowers the blood glucose level.This is a negative feedback loop because one counteracts the effects of the other.

Question 4

What is the primary function of the sinoatrial node?

Accepted Answer

A)  Initiates the contraction of the heart 
B)  Increases or decreases blood pressure 
C)  Opens and closes the heart valves 
D)  Supplies the heart muscle with oxygen 
A)  Initiates the contraction of the heart 
B)  Increases or decreases blood pressure 
C)  Opens and closes the heart valves 
D)  Supplies the heart muscle with oxygen

Question 5

Describe the two separate metabolic needs that are met when a full-grown person eats a balanced diet.

Accepted Answer

To meet caloric and nutritional needs.Al

Question 6

Tissues are made up of ________ that work together to perform a function.

Accepted Answer

A)  organs 
B)  similar cells 
C)  different cells 
D)  organ systems 
A)  organs 
B)  similar cells 
C)  different cells 
D)  organ systems

Question 7

What would happen if the sensory neurons in your hand could not transmit a signal?

Accepted Answer

A)  You could feel something touch your fingers but you could not move them. 
B)  You could move your fingers but you could not feel something touch them. 
C)  You could not move your fingers or feel something touching them. 
D)  You could still feel something touching your fingers and still be able to move them. 
A)  You could feel something touch your fingers but you could not move them. 
B)  You could move your fingers but you could not feel something touch them. 
C)  You could not move your fingers or feel something touching them. 
D)  You could still feel something touching your fingers and still be able to move them.

Question 8

Connective tissue is the most variable of the tissue types.Which one of the following is not categorized as connective tissue?

Accepted Answer

A)  Bone 
B)  Blood 
C)  Fat 
D)  Skin 
A)  Bone 
B)  Blood 
C)  Fat 
D)  Skin

Question 9

Which of the following correctly explains what a heart attack is?

Accepted Answer

A)  Arteries that supply the brain with oxygen become blocked. 
B)  Arteries that supply the heart with oxygen become blocked. 
C)  Veins that supply the brain with oxygen become blocked. 
D)  Veins that supply the heart with oxygen become blocked. 
A)  Arteries that supply the brain with oxygen become blocked. 
B)  Arteries that supply the heart with oxygen become blocked. 
C)  Veins that supply the brain with oxygen become blocked. 
D)  Veins that supply the heart with oxygen become blocked.

Question 10

The release of an egg from an ovary is called ________.

Accepted Answer

A)  oogenesis 
B)  gametogenesis 
C)  ovulation 
D)  menstruation 
A)  oogenesis 
B)  gametogenesis 
C)  ovulation 
D)  menstruation

Question 11

What type of disorder is AIDS?

Accepted Answer

A)  Autoimmune disease 
B)  Allergic reaction 
C)  Immune rejection 
D)  Immunodeficiency 
A)  Autoimmune disease 
B)  Allergic reaction 
C)  Immune rejection 
D)  Immunodeficiency

Question 12

Most of the absorption of nutrients (besides water)takes place in the ________.

Accepted Answer

A)  esophagus 
B)  small intestine 
C)  stomach 
D)  large intestine 
A)  esophagus 
B)  small intestine 
C)  stomach 
D)  large intestine

Question 13

Which of the following statements about digestion is true?

Accepted Answer

A)  Digestion occurs only in the stomach. 
B)  Digestion can be both mechanical and chemical, and it occurs both in the mouth and in the stomach. 
C)  Mechanical digestion occurs only in the stomach; chemical digestion occurs only in the mouth. 
D)  Digestion is the same thing as ingestion. 
A)  Digestion occurs only in the stomach. 
B)  Digestion can be both mechanical and chemical, and it occurs both in the mouth and in the stomach. 
C)  Mechanical digestion occurs only in the stomach; chemical digestion occurs only in the mouth. 
D)  Digestion is the same thing as ingestion.

Question 14

What moves the food from your mouth to your stomach when you swallow?

Accepted Answer

A)  Gravity 
B)  Peristaltic muscle contractions 
C)  Undulatory muscle contractions 
D)  Pressure difference between zones 
A)  Gravity 
B)  Peristaltic muscle contractions 
C)  Undulatory muscle contractions 
D)  Pressure difference between zones

Question 15

Which of the following blood cells fights infections?

Accepted Answer

A)  Red blood cells 
B)  Platelets 
C)  White blood cells 
D)  Hemoglobin 
A)  Red blood cells 
B)  Platelets 
C)  White blood cells 
D)  Hemoglobin

Question 16

Of the four chambers of the human heart,which has the thickest walls,and why?

Accepted Answer

Left ventricle.The walls are m

Question 17

What is the purpose of dialysis treatments?

Accepted Answer

A)  To constrict blood vessels to prevent death from anaphylactic shock 
B)  To detoxify dangerous chemicals in the bloodstream 
C)  To replenish oxygen in the bloodstream 
D)  To keep the airways open so one can breathe 
A)  To constrict blood vessels to prevent death from anaphylactic shock 
B)  To detoxify dangerous chemicals in the bloodstream 
C)  To replenish oxygen in the bloodstream 
D)  To keep the airways open so one can breathe

Question 18

Which are the thinnest blood vessels?

Accepted Answer

A)  Bronchioles 
B)  Capillaries 
C)  Arterioles 
D)  Venules 
A)  Bronchioles 
B)  Capillaries 
C)  Arterioles 
D)  Venules

Question 19

The spinal cord is part of the ________ nervous system.

Accepted Answer

A)  somatic 
B)  peripheral 
C)  autonomic 
D)  central 
A)  somatic 
B)  peripheral 
C)  autonomic 
D)  central

Question 20

What is the part of the kidney where urine is formed?

Accepted Answer

A)  The nephron 
B)  The ureter 
C)  The liver 
D)  The blood vessels 
A)  The nephron 
B)  The ureter 
C)  The liver 
D)  The blood vessels

What is the condition called when your body's immune system overreacts to an otherwise harmless foreign particle?

Organs are made up of a collection of ________ to perform a specific function.

Describe the role of the two antagonistic hormones involved in the feedback loop that maintains the level of glucose in the blood.Which organs are involved,and what type of feedback is this?

What is the primary function of the sinoatrial node?

Describe the two separate metabolic needs that are met when a full-grown person eats a balanced diet.

Tissues are made up of ________ that work together to perform a function.

What would happen if the sensory neurons in your hand could not transmit a signal?

Connective tissue is the most variable of the tissue types.Which one of the following is not categorized as connective tissue?

Which of the following correctly explains what a heart attack is?

The release of an egg from an ovary is called ________.

What type of disorder is AIDS?

Most of the absorption of nutrients (besides water)takes place in the ________.

Which of the following statements about digestion is true?

What moves the food from your mouth to your stomach when you swallow?

Which of the following blood cells fights infections?

Of the four chambers of the human heart,which has the thickest walls,and why?

What is the purpose of dialysis treatments?

Which are the thinnest blood vessels?

The spinal cord is part of the ________ nervous system.

What is the part of the kidney where urine is formed?

An Introduction to the Science of Life

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

Chromosomes and Inheritance

Dna: the Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Ecology

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Exam 11: Human Body Systems

What is the condition called when your body's immune system overreacts to an otherwise harmless foreign particle?

Organs are made up of a collection of ________ to perform a specific function.

Describe the role of the two antagonistic hormones involved in the feedback loop that maintains the level of glucose in the blood.Which organs are involved,and what type of feedback is this?

What is the primary function of the sinoatrial node?

Describe the two separate metabolic needs that are met when a full-grown person eats a balanced diet.

Tissues are made up of ________ that work together to perform a function.

What would happen if the sensory neurons in your hand could not transmit a signal?

Connective tissue is the most variable of the tissue types.Which one of the following is not categorized as connective tissue?

Which of the following correctly explains what a heart attack is?

The release of an egg from an ovary is called ________.

What type of disorder is AIDS?

Most of the absorption of nutrients (besides water)takes place in the ________.

Which of the following statements about digestion is true?

What moves the food from your mouth to your stomach when you swallow?

Which of the following blood cells fights infections?

Of the four chambers of the human heart,which has the thickest walls,and why?

What is the purpose of dialysis treatments?

Which are the thinnest blood vessels?

The spinal cord is part of the ________ nervous system.

What is the part of the kidney where urine is formed?

An Introduction to the Science of Life

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

Chromosomes and Inheritance

Dna: the Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Ecology

Filters