Transcript D. mechanical digestion

Review Slide Set
Unit 1, Lesson 4
The ____________ are specialized tubes in the
kidneys in which waste is collected from the
blood.
A. Nephrons
B. Enzymes
C. Urine
D. Peristalisis
The ____________ are specialized tubes in the
kidneys in which waste is collected from the
blood.
A. Nephrons
B. Enzymes
C. Urine
D. Peristalisis
• Which of the following sentences best describes
the esophagus?
• A. It produces bile that helps the digestive
system break down fats.
• B. It is a muscular tube that moves food from
the mouth to the stomach.
• C. It releases enzymes into the small intestine
that aid in chemical digestion.
• D. It is a muscular bag that churns food and
produces acid and enzymes for chemical
digestion.
• Which of the following sentences best describes
the esophagus?
• A. It produces bile that helps the digestive
system break down fats.
• B. It is a muscular tube that moves food from
the mouth to the stomach.
• C. It releases enzymes into the small intestine
that aid in chemical digestion.
• D. It is a muscular bag that churns food and
produces acid and enzymes for chemical
digestion.
• Which of the following is a correct statement about the
role of the kidney in
homeostasis?
• A. The kidney helps to keep smooth muscle
contracting efficiently.
• B. The kidney filters wastes, such as sodium, from the
blood.
• C. The kidney stores bile, which breaks down fats in
the intestine.
• D. The kidney works with the endocrine system to
help the body react to stimuli
that occur outside the body.
• Which of the following is a correct statement about the
role of the kidney in
homeostasis?
• A. The kidney helps to keep smooth muscle
contracting efficiently.
• B. The kidney filters wastes, such as sodium, from
the blood.
• C. The kidney stores bile, which breaks down fats in
the intestine.
• D. The kidney works with the endocrine system to
help the body react to stimuli
that occur outside the body.
• Each organ of the digestive system plays an
important role in food digestion. What is one role
of the liver?
• A. The liver is responsible for most mechanical
digestion that occurs.
• B. The liver produces bile, which helps break
down fats into small droplets.
• C. The liver transports food through the
digestive tract through peristalsis.
• D. The liver absorbs water from digested
material before it moves to the rectum.
• Each organ of the digestive system plays an
important role in food digestion. What is one role
of the liver?
• A. The liver is responsible for most mechanical
digestion that occurs.
• B. The liver produces bile, which helps break
down fats into small droplets.
• C. The liver transports food through the
digestive tract through peristalsis.
• D. The liver absorbs water from digested
material before it moves to the rectum.
• Which term describes the type of digestion
that results from chewing and crushing food
into
smaller pieces?
• A. absorption
• B. peristalsis
• C. chemical digestion
• D. mechanical digestion
• Which term describes the type of digestion
that results from chewing and crushing food
into
smaller pieces?
• A. absorption
• B. peristalsis
• C. chemical digestion
• D. mechanical digestion
• Which list correctly describes the order in
which liquid waste moves through structures
of the excretory system before it exits the
body?
• A. bladder, urethra, kidneys, ureters
• B. kidneys, ureters, bladder, urethra
• C. kidneys, ureters, nephrons, urethra
• D. kidneys, urethra, glomerulus, ureters
• Which list correctly describes the order in
which liquid waste moves through structures
of the excretory system before it exits the
body?
• A. bladder, urethra, kidneys, ureters
• B. kidneys, ureters, bladder, urethra
• C. kidneys, ureters, nephrons, urethra
• D. kidneys, urethra, glomerulus, ureters
• Each organ of the digestive system plays an important
role in food digestion. What would most likely result if
a person’s liver does not produce enough bile?
• A. Mechanical digestion will not happen as much as it
should.
• B. Waste will not be stored for a long enough time
before it is eliminated.
• C. Food will not be pushed along through the
digestive tract as fast as it should.
• D. The fat in the food a person eats will not be broken
down and absorbed as it should.
• Each organ of the digestive system plays an important
role in food digestion. What would most likely result if
a person’s liver does not produce enough bile?
• A. Mechanical digestion will not happen as much as it
should.
• B. Waste will not be stored for a long enough time
before it is eliminated.
• C. Food will not be pushed along through the
digestive tract as fast as it should.
• D. The fat in the food a person eats will not be
broken down and absorbed as it should.
• The pancreas produces enzymes that break
down foods into smaller molecules. Which of
the following best describes the function of
these enzymes?
• A. absorption
• B. peristalsis
• C. chemical digestion
• D. mechanical digestion
• The pancreas produces enzymes that break
down foods into smaller molecules. Which of
the following best describes the function of
these enzymes?
• A. absorption
• B. peristalsis
• C. chemical digestion
• D. mechanical digestion
• A ureter carries liquid waste between which
structures?
• A. a kidney and the bladder
• B. a nephron and a kidney
• C. a glomerulus and a nephron
• D. the bladder and the outside of the body
• A ureter carries liquid waste between which
structures?
• A. a kidney and the bladder
• B. a nephron and a kidney
• C. a glomerulus and a nephron
• D. the bladder and the outside of the body
What does the stomach do to the food you eat?
What does the stomach do to the food you eat?
Squeezing and relaxing and finally adding
chemicals as needed.
Why do humans eat?
A.
B.
C.
D.
To have waste
To breath
To obtain energy from food
To obtain oxygen to breath
Why do humans eat?
A.
B.
C.
D.
To have waste
To breath
To obtain energy from food
To obtain oxygen to breath
In order for your body to get the energy it
needs, the ___________ system must first
change the food that you eat into useful
substances.
A. Excretory
B. Respiratory
C. Digestive
D. None of the above
In order for your body to get the energy it
needs, the ___________ system must first
change the food that you eat into useful
substances.
A. Excretory
B. Respiratory
C. Digestive
D. None of the above
Why is it most important for you to take care of
your teeth?
A. To ensure mechanical digestion.
B. To look your best.
C. To keep you from getting bad breath.
D. None of the above.
Why is it most important for you to take care of
your teeth?
A. To ensure mechanical digestion.
B. To look your best.
C. To keep you from getting bad breath.
D. None of the above.
__________ is the first enzyme-containing
substance your food comes into contact with.
A. Bile
B. Hydrochloric acid
C. Blood
D. Saliva
__________ is the first enzyme-containing
substance your food comes into contact with.
A. Bile
B. Hydrochloric acid
C. Blood
D. Saliva
What happens to most of the bacteria that you
swallow with your food?
A. It is destroyed by saliva
B. It is destroyed by the gnashing and grinding
of teeth
C. It is destroyed by stomach acids.
D. It is destroyed by the lining of the stomach
What happens to most of the bacteria that you
swallow with your food?
A. It is destroyed by saliva
B. It is destroyed by the gnashing and grinding
of teeth
C. It is destroyed by stomach acids.
D. It is destroyed by the lining of the stomach
When food moves out of the stomach it is called
__________.
A. Chemicals
B. Food
C. Nutrients
D. Chyme
When food moves out of the stomach it is called
__________.
A. Chemicals
B. Food
C. Nutrients
D. Chyme
Which of the following is not a job of the liver?
A. Making cholesterol
B. Breaking down toxins
C. Producing chyme
D. Storing nutrients
Which of the following is not a job of the liver?
A. Making cholesterol
B. Breaking down toxins
C. Producing chyme
D. Storing nutrients
Which of the following is not a job of the large
intestine?
A. Breaking down fat
B. Absorbing water
C. Storing excess material
D. Eliminating wastes
Which of the following is not a job of the large
intestine?
A. Breaking down fat
B. Absorbing water
C. Storing excess material
D. Eliminating wastes
Chyme passes through a valve between what
two organs?
A. The esophagus and stomach
B. The stomach and small intestine
C. The esophagus and small intestine
D. The mouth and esophagus
Chyme passes through a valve between what
two organs?
A. The esophagus and stomach
B. The stomach and small intestine
C. The esophagus and small intestine
D. The mouth and esophagus
What do villi increase?
A. The number of times the food is squeezed.
B. The length of the small intestine.
C. The amount of food a person can eat.
D. The surface area that touches the food.
What do villi increase?
A. The number of times the food is squeezed.
B. The length of the small intestine.
C. The amount of food a person can eat.
D. The surface area that touches the food.
Which of the following is not a job of the liver?
A. Making cholesterol
B. Breaking down toxins
C. Producing chyme
D. Storing nutrients
Which of the following is not a job of the liver?
A. Making cholesterol
B. Breaking down toxins
C. Producing chyme
D. Storing nutrients
The gallbladder stores
A. Blood
B. Bile
C. Water
D. enzymes
The gallbladder stores
A. Blood
B. Bile
C. Water
D. enzymes
Bile breaks up
A. Waste in the liver
B. Chyme
C. Fat droplets
D. food
Bile breaks up
A. Waste in the liver
B. Chyme
C. Fat droplets
D. food
Which of the following is not a job of the large
intestine (colon)?
A. Breaking down fat
B. Absorbing water
C. Storing excess material
D. Eliminating wastes
Which of the following is not a job of the large
intestine (colon)?
A. Breaking down fat
B. Absorbing water
C. Storing excess material
D. Eliminating wastes
The rectum is part of the what?
A. Small intestine
B. Liver
C. Bowl
D. Large intestine
The rectum is part of the what?
A. Small intestine
B. Liver
C. Bowl
D. Large intestine
The stomach normally has a layer of mucus that
keeps stomach acid from eating through the
stomach lining. What condition is caused when
the lining has an open sore?
A. Ulcer
B. Hernia
C. Scab
D. vomiting
The stomach normally has a layer of mucus that
keeps stomach acid from eating through the
stomach lining. What condition is caused when
the lining has an open sore?
A. Ulcer
B. Hernia
C. Scab
D. vomiting
What is the function of the excretory system?
A. Make white blood cells
B. Make red blood cells
C. Remove waste products from the blood
D. Communicate with the brain
What is the function of the excretory system?
A. Make white blood cells
B. Make red blood cells
C. Remove waste products from the blood
D. Communicate with the brain
___________ control the balance of fluids in the
body.
A. Enzymes
B. Hormones
C. Nephrons
D. Ureters
___________ control the balance of fluids in the
body.
A. Enzymes
B. Hormones
C. Nephrons
D. Ureters