The School of the

Study Guide

The process by which an organism's internal environment is kept stable in spite of changes in the external environment is called?homeostasis
To determine whether a bone is broken, a doctor is most likely to use what method?x-ray
What structure directs the activities of the cell?nucleus
What type of human body tissue can contract and shorten?skeletal muscle
Much of a newborn baby's skeleton is made of what?cartilage
What kind of motion is possible with a hinge joint?backward and forward
By eating dairy products, you are helping to maintain healthy bones because dairy products are good sources of?calcium
Which type of muscle is found only in the heart?cardiac
Which type of muscle tires quickly during exercise?skeletal
How does the skin protect the body from disease?keeps disease causing microorganisms out
Washing the skin prevents what?acne
Nerves and blood vessels are located in which layer?dermis
The bones that form the backbone are called?vertebrae
The pigment melanin in the skin functions to protect from what?sunburn
Needed substances are carried to the body's cells by?blood
The function of the atria is to?receive blood into the heart
A pacemaker adjusts the heart rate to correspond to the body's what?need for oxygen
Blood vessels that carry the blood away from the heart are called?arteries
In which vessels are materials exchanged between the blood and the body cells?capillaries
If a person lacks platelets, what process could not take place?clotting
Blood types are determined by what?marker molecules
What eventually happens to the fluids that leak from the capillaries into the surrounding tissues?returned to the blood through the lymphatic
Exercise is important to cardiovascular health because it?strengthens the heart
What instrument is used to measure blood pressure?sphygmomanometer
The function of the white blood cells is to ?fight disease
Which of these structures prevents blood from flowing backwards?valve
The amount of energy required to raise the temperature of one gram of water by one Celsius degree is called?calorie
On a food label, how many Calories per day are used as the standard to determine the Percent Daily value?2,000
What substance must be present in the stomach for pepsin to work best?hydrochloric acid
What structure enables the small intestine to absorb large amounts of nutrients?villi
The energy your body needs comes from what ?food
What carbohydrate helps your digestive system function even though your body cannot digest it?fiber
What substance in the mouth contains an enzyme that begins chemical digestion?saliva
What process involves muscle contractions that move food through the esophagus?peristalsis
In what part of the body does most chemical digestion take place?small intestine
What organ produces bile?liver
What substance is produced during respiration?carbon dioxide and water
Where in the respiratory system does gas exchange occur?alveoli
During gas exchange, which substance moves from the alveoli into the blood?oxygen
The dome shaped muscle that plays an important role in breathing is the ?diaphragm
Which chemical in tobacco smoke binds to hemoglobin, causing red blood cells to carry less than their normal load of oxygen?carbon monoxide
Which chemical in tobacco smoke is addictive?nicotine
What is the main function of the excretory system?collect and remove waste
Which organ of the excretory system store urine until the body is ready to eliminate it?urinary bladder
What term do scientists use to describe the chemical process in which oxygen and glucose react to release energy inside the body cells?respiration
Which chemical in tobacco smoke may damage the cilia in the respiratory system?tar
Which part of the respiratory system divide into smaller and smaller tubes in a pattern that resembles the branches of a tree?bronchi
Hairlike structures that line the nasal cavities and trachea are called?cilia
The vocal cords stretch across the opening of the?larynx
When the nervous system makes you feel hungry or thirsty, what body process is it helping to carry out?homeostasis
A change or signal in the environment that can make an organism react is called?stimulus
A motor neuron sends an impulse to?muscle or gland
The somatic system controls?voluntary actions
An automatic response of the body that occurs very rapidly and without conscious control is called?reflex
In some reflex actions, skeletal muscles contract without the involvement of?brain
Good Luck!

Mrs. Meurer's Webpage May 21-24 Totus Tuus, Immaculata! Last Week of School!!!
7th Grade Science	8th Grade Science
Monday-Collect books, Byzantine field trip Tuesday- Practice for Talent show, clean out lockers Wednesday- Field trip with Mrs. Talley Thursday- Graduation Friday-No School	Monday-Collect books, Byzantine field trip Tuesday- Practice for Talent show, clean out lockers Wednesday- Field trip with Mrs. Talley Thursday- Graduation Friday-No School
Physical Science FLVS	Math Explorations II
Everyone has completed the course! Congratulations, you worked hard this year in Physical Science!!!!!!	Everyone was fantastic and it was a fun second semester with you guys!
Physical Science Links	7/8 Science Links
create a graph Help site	US Geological Survey Website NASA Website Food Pyramid my plate
Study Guide The process by which an organism's internal environment is kept stable in spite of changes in the external environment is called?homeostasis To determine whether a bone is broken, a doctor is most likely to use what method?x-ray What structure directs the activities of the cell?nucleus What type of human body tissue can contract and shorten?skeletal muscle Much of a newborn baby's skeleton is made of what?cartilage What kind of motion is possible with a hinge joint?backward and forward By eating dairy products, you are helping to maintain healthy bones because dairy products are good sources of?calcium Which type of muscle is found only in the heart?cardiac Which type of muscle tires quickly during exercise?skeletal How does the skin protect the body from disease?keeps disease causing microorganisms out Washing the skin prevents what?acne Nerves and blood vessels are located in which layer?dermis The bones that form the backbone are called?vertebrae The pigment melanin in the skin functions to protect from what?sunburn Needed substances are carried to the body's cells by?blood The function of the atria is to?receive blood into the heart A pacemaker adjusts the heart rate to correspond to the body's what?need for oxygen Blood vessels that carry the blood away from the heart are called?arteries In which vessels are materials exchanged between the blood and the body cells?capillaries If a person lacks platelets, what process could not take place?clotting Blood types are determined by what?marker molecules What eventually happens to the fluids that leak from the capillaries into the surrounding tissues?returned to the blood through the lymphatic Exercise is important to cardiovascular health because it?strengthens the heart What instrument is used to measure blood pressure?sphygmomanometer The function of the white blood cells is to ?fight disease Which of these structures prevents blood from flowing backwards?valve The amount of energy required to raise the temperature of one gram of water by one Celsius degree is called?calorie On a food label, how many Calories per day are used as the standard to determine the Percent Daily value?2,000 What substance must be present in the stomach for pepsin to work best?hydrochloric acid What structure enables the small intestine to absorb large amounts of nutrients?villi The energy your body needs comes from what ?food What carbohydrate helps your digestive system function even though your body cannot digest it?fiber What substance in the mouth contains an enzyme that begins chemical digestion?saliva What process involves muscle contractions that move food through the esophagus?peristalsis In what part of the body does most chemical digestion take place?small intestine What organ produces bile?liver What substance is produced during respiration?carbon dioxide and water Where in the respiratory system does gas exchange occur?alveoli During gas exchange, which substance moves from the alveoli into the blood?oxygen The dome shaped muscle that plays an important role in breathing is the ?diaphragm Which chemical in tobacco smoke binds to hemoglobin, causing red blood cells to carry less than their normal load of oxygen?carbon monoxide Which chemical in tobacco smoke is addictive?nicotine What is the main function of the excretory system?collect and remove waste Which organ of the excretory system store urine until the body is ready to eliminate it?urinary bladder What term do scientists use to describe the chemical process in which oxygen and glucose react to release energy inside the body cells?respiration Which chemical in tobacco smoke may damage the cilia in the respiratory system?tar Which part of the respiratory system divide into smaller and smaller tubes in a pattern that resembles the branches of a tree?bronchi Hairlike structures that line the nasal cavities and trachea are called?cilia The vocal cords stretch across the opening of the?larynx When the nervous system makes you feel hungry or thirsty, what body process is it helping to carry out?homeostasis A change or signal in the environment that can make an organism react is called?stimulus A motor neuron sends an impulse to?muscle or gland The somatic system controls?voluntary actions An automatic response of the body that occurs very rapidly and without conscious control is called?reflex In some reflex actions, skeletal muscles contract without the involvement of?brain Good Luck!
Extra Credit
"About Jesus Christ and the Church, I simply know that they are just one thing, and we shouldn't complicate the matter." -St. Joan of Arc