★ Human Circulatory System Quiz
__________are structures that close to prevent blood from going backwards.
A. ventricles
B. valves
C. veins
D. arteries
Select your answer:

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Musculoskeletal System › ViewWhich type of joint allows for movement in all directions?
A. Hinge joint
B. Ball and socket joint
C. Pivot joint
D. Gliding joint
Brain/Neuron Anatomy › View
This part of the brain is responsible for balance and coordination.
A. Occipital
B. Frontal
C. Cerebellum