When Jacob starts running, his legs move faster and his heart rate increases. Which types of muscles are involved in these changes?
A. Skeletal muscles control his leg movement and smooth muscles control his heart rate.
B. Skeletal muscles control his leg movement and cardiac muscles control his heart rate.
C. Smooth muscles control his leg movement and cardiac muscles control his heart rate.
D. Skeletal muscles control both his leg movement and heart rate.
Select your answer:
Topics:
Neurons Gaseous Exchange in Humans Joints and Range of Motion Cell Biology & Biotechnology Hospice Basics Humanistic and Biological Psychology Sexual Reproduction Bacteria and Protist Review EKG Medical Term Physio Intro Practice Animal Genetics and Nutrition Eye and Ear Medical Terminology Gastroinestinal Gastroenterology Surgical Vocabulary PancreasOther quiz:
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A. cell membrane, RER
B. cell wall, mitochondria
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D. ribosomes, cytoplasm
Disabilities › View
A piece of equipment used by the handicapped to move around.
A. Braille
B. Sign language
C. Wheelchair