Twelve-year old Madeline has not yet experienced a bone growth spurt, meaning she is not yet producing which particular chemicals necessary for this to occur?
A. Parathyroid hormone
B. Sex hormones
C. Growth hormone
D. Calcitonin
E. Vitamin D
Answer: B
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Which of the following statements about water is false?
A) It is composed of polar molecules. B) It is responsible for much of the mass of the human body. C) It has a relatively low heat capacity. D) It can dissolve many substances. E) It contains hydrogen bonds.
This figure shows spinal nerve branches. What structure does number 1 indicate?
A. Anterior ramus B. Posterior ramus C. Rami communicantes D. Sympathetic trunk ganglion E. Posterior root ganglion
An impulse conducted along an axon consists of a wave of ______ ______
moving away from a point of stimulation. Fill in the blank(s) with correct word
Magnesium affects ATP production and is therefore important in providing energy
Indicate whether the statement is true or false