eQuizShow
Spring Final Part 2
Skeletal & Muscular Systems
Question: Which is NOT a function of the skeletal system?
a. to make new blood
b. to store nutrients
c. to protect vital organs like your heart, lungs & brain
d. to move your body
Answer: d. to move your body
Question: How do pairs of skeletal muscles work together?
a. both muscles contract at the same time
b. both muscles extend at the same time
c. one muscle in the pair pulls on a bone, while the second muscle pulls on the first muscle
d. while one muscle in the pair contracts, the other relaxes
Answer: d. while one muscle in the pair contracts, the other relaxes
Question: The skeletal and muscular systems work together to enable the body to move. What is the main function of the skeletal system in relationship to the muscular system? (7.12B)
A. to provide attachment points for muscles
B. to assist muscles in growth and development
C. to produce muscle cells inside the bone marrow
D. to produce enzymes that help muscles repair themselves
Answer: A. to provide attachment points for muscles
Question: Blood cells are produced by the (7.12B)
A. Muscular system
B. Skeletal system
C. Circulatory system
D. Respiratory system
Answer: B. Skeletal system
Question: Food moves through your digestive system. What type of muscle makes this action happen? (7.9A)
A. Voluntary muscles
B. Involuntary muscles
C. Cardiac muscles
D. Skeletal muscles
Answer: B. Involuntary muscles
Digestive System
Question: Mechanical digestion breaks down food into (7.12B, 7.6B)
A. Chemicals
B. New molecules
C. Smaller pieces
D. Enzymes
Answer: C. Smaller pieces
Question: The muscular contractions that occur in the stomach churn and mix food. This is the process of _______. (7.6B)
A. Absorption
B. Chemical digestion
C. Mechanical digestion
D. Elimination
Answer: C. Mechanical digestion
Question: Food that is converted into nutrients (smaller molecules), transported by blood and absorbed by cells (7.12B, 7.6B)
A. has undergone a chemical change
B. must be eliminated from the body
C. is called solid waste
D. will cause a person to become ill
Answer: A. has undergone a chemical change
Question: Devon has cystic fibrosis or CF. It is an inherited condition that causes his body to produce excess mucus and lower than normal levels of digestive enzymes. A person with CF often experiences the following symptoms: frequent lung infections, poor energy level, low appetite. Although all of Devon’s body systems are affected by cystic fibrosis, it is mainly a disorder of which two body systems? (7.12B E)
A. Circulatory and digestive
B. Digestive and skeletal
C. Respiratory and endocrine
D. Digestive and respiratory
Answer: D. Digestive and respiratory
Question: Which correctly illustrates an energy transformations that takes place during digestion? (7.7B)
A. Radiant to mechanical
B. Radiant to chemical
C. Chemical to thermal
D. Chemical to electrical
Answer: C. Chemical to thermal
Circulatory System
Question: Which of the following is a waste product that leaves the blood and travels through the lungs before leaving the body? (7.12B)
A. CO2
B. O2
C. H2O
D. NaCl
Answer: A. CO2
Question: The main function of the circulatory system is to ______ (7.12B)
A. support and protect delicate organs such as the brain, lungs, and heart
B. supply oxygen from the lungs to the blood
C. pump oxygen and nutrients through the blood to every part of the body
D. coordinate all actions and reactions of the body
Answer: C. pump oxygen and nutrients through the blood to every part of the body
Question: Cells of the body receive nutrients as a result of which two systems working together? (7.12B)
A. Respiratory and circulatory system
B. Digestive and circulatory system
C. Muscular and skeletal system
D. Digestive and excretory system
Answer: B. Digestive and circulatory system
Question: Why must capillaries have thin walls? (7.12B)
A. So materials can diffuse in and out of the blood
B. Because not much blood moves through the capillary at one time
C. Because capillaries are far away from the heart
D. So that blood can be made mostly of plasma
Answer: A. So materials can diffuse in and out of the blood
Question: Blood cells are shaped like round discs so that they can squeeze through tiny blood vessels. This is an example of____ (7.12B)
A. Natural selection
B. Structure determining function
C. Volume
D. Diffusion
Answer: B. Structure determining function
Respiratory System
Question: The role of the respiratory system is to bring what substance into the body? (7.12B)
A. water
B. oxygen
C. carbon dioxide
D. red blood cells
Answer: B. oxygen
Question: Which provides the best description of breathing? (7.12B)
a. a chemical process of releasing energy from glucose in the cells
b. the physical process of moving air into and out of the lungs
c. the addition of oxygen to sugar for the release of energy
d. the movement of oxygen through the blood
Answer: b. the physical process of moving air into and out of the lungs
Question: During gas exchange, which substance moves from the blood into the alveoli? (7.12B)
a. Carbon dioxide
b. Water
c. Oxygen
d. Nitrogen
Answer: c. Oxygen
Question: Where in the respiratory system does gas exchange occur? (7.12B)
A. in the heart
B. in the alveoli
C. in the pharynx
D. in the trachea
Answer: B. in the alveoli
Question: How is the circulatory system involved with the respiratory system? (7.12B)
A. It moves air into the lungs
B. It moves red blood cells to the larynx so sounds can be made
C. Oxygen and carbon dioxide diffuse in and out of the capillaries that surround alveoli
D. Blood pressure keeps the C-shaped rings in the trachea from collapsing
Answer: C. Oxygen and carbon dioxide diffuse in and out of the capillaries that surround alveoli
Excretory & Nervous Systems
Question: Which substances are normally removed by the excretory system?
A. oxygen, urea, glucose
B. salts, water, urea
C. white blood cells, proteins, carbon dioxide
D. carbon dioxide, water, oxygen
Answer: B. salts, water, urea
Question: Sweat glands respond to increases in temperature and result in sweat being secreted onto the skin’s surface. How does sweating lower body temperature? (7.13B)
A. The sweat reacts with the air to form cool moisture on the skin’s surface
B. The sweat is evaporated from the skin’s surface, which cools it down
C. Heat is transported in the sweat and expelled when sweat is secreted
D. Sweating uses up heat energy and cools down the body
Answer: B. The sweat is evaporated from the skin’s surface, which cools it down
Question: The main function of the nervous system is to______. (7.12B)
A. Support and protect delicate organs such as the brain, lungs, and heart
B. Supply oxygen from lungs to the blood
C. Pump oxygen and nutrients through the blood to every part of the body
D. Coordinate all actions and reactions of the body
Answer: D. Coordinate all actions and reactions of the body
Question: A message carried by a neuron is called a (n) (7.12B)
A. Stimulus
B. Reaction
C. Impulse
D. Response
Answer: C. Impulse
Question: When you feel thirsty, what body process is the nervous system helping to carry out? (7.12B, 7.13B)
A. Delivering oxygen to the cells
B. Maintaining homeostasis
C. Moving the body
D. Supporting the body
Answer: B. Maintaining homeostasis