Which of the following events in a stretch reflex occurs last?
A. alpha motor neurons transmit action potentials to muscle causing contraction
B. muscle spindle detects stretch of muscle
C. afferent neurons conduct action potentials to the spinal cord
D. afferent neurons synapse with alpha motor neurons
E. muscle is stretched
A
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Answer the following statement true (T) or false (F)
The four most abundant elements in the human body are
A. calcium, hydrogen, sodium, and potassium. B. carbon, oxygen, magnesium, and zinc. C. carbon, hydrogen, oxygen, and iron. D. carbon, hydrogen, oxygen, and nitrogen. E. carbon, sulfur, calcium, and potassium.
Microvilli and cilia differ in their function, but have the same internal structure.
Answer the following statement true (T) or false (F)
The ________ of the tibia forms the medial prominence of the ankle.
A. medial condyle B. tibial tuberosity C. medial malleolus D. greater trochanter