Questions & Answers
Browse all 18 questions from the
The Science of Moving study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
Which organ is responsible for pumping blood throughout the body during exercise?
-
A
Lungs
-
B
Heart
-
C
Liver
-
D
Stomach
2
What are the flexible tissues that connect muscles to bones?
-
A
Tendons
-
B
Ligaments
-
C
Cartilage
-
D
Nerves
3
Which nutrient is the body's primary source of fuel for high-intensity exercise?
-
A
Protein
-
B
Fiber
-
C
Carbohydrates
-
D
Calcium
4
What is the name of the process by which muscles grow larger and stronger after resistance training?
-
A
Hypertrophy
-
B
Atrophy
-
C
Digestion
-
D
Oxidation
5
Which gas do humans breathe in more of during exercise to help muscles produce energy?
-
A
Carbon dioxide
-
B
Nitrogen
-
C
Helium
-
D
Oxygen
6
Where in the human body are red blood cells produced?
-
A
Bone marrow
-
B
Brain
-
C
Muscles
-
D
Skin
7
What is the main function of the triceps muscle located in the upper arm?
-
A
Flexing the elbow
-
B
Extending the elbow
-
C
Rotating the shoulder
-
D
Clenching the fist
8
Which type of exercise primarily improves the efficiency of the heart and lungs?
-
A
Aerobic
-
B
Flexibility
-
C
Balance
-
D
Anaerobic
9
What is the primary function of the skeletal system during movement?
-
A
To digest food
-
B
To provide structural support
-
C
To transport oxygen
-
D
To filter blood
10
What waste product builds up in the muscles during very intense, short-duration exercise?
-
A
Lactic acid
-
B
Glucose
-
C
Insulin
-
D
Adrenaline
11
Which of these is a voluntary muscle found in the human body?
-
A
Cardiac muscle
-
B
Smooth muscle
-
C
Biceps brachii
-
D
Stomach muscle
12
What is the primary role of sweat during physical activity?
-
A
To remove protein
-
B
To regulate body temperature
-
C
To build muscle
-
D
To store energy
13
How many chambers does the human heart have?
-
A
Two
-
B
Three
-
C
Four
-
D
Five
14
Which mineral is most important for maintaining strong bones?
-
A
Iron
-
B
Calcium
-
C
Sodium
-
D
Zinc
15
What is the term for the amount of air a person can exhale after taking the deepest breath possible?
-
A
Vital capacity
-
B
Tidal volume
-
C
Heart rate
-
D
Blood pressure
16
Which part of the brain coordinates balance and voluntary movement?
-
A
Cerebellum
-
B
Brain stem
-
C
Medulla
-
D
Frontal lobe
17
What are the microscopic functional units of a muscle fiber called?
-
A
Neurons
-
B
Sarcomeres
-
C
Axons
-
D
Dendrites
18
Which vessel carries oxygen-rich blood away from the heart to the rest of the body?
-
A
Vein
-
B
Capillary
-
C
Artery
-
D
Valve
