Sympathetic preganglionic fibers originate in the thoracic and lumbar segments of the spinal cord
Indicate whether the statement is true or false
T
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The external genitalia of the female are known as the uvula
Indicate whether the statement is true or false.
When comparing action potentials to graded potentials, an/two important distinguishing characteristic/s is/are
A) graded potentials can undergo summation. B) action potentials can undergo summation and the rate of action potentials is limited by the refractory period. C) action potentials can undergo summation. D) graded potentials can undergo summation and the rate of action potentials is limited by the refractory period. E) that the rate of action potentials is limited by the refractory period.
The major functions of the ________ system are temperature control and protection of the body from the external environmental hazards.
A) digestive B) cardiovascular C) urinary D) respiratory E) integumentary
Which carbohydrate is also known as blood sugar?
A) sucrose B) glucose C) ribose D) deoxyribose E) cellulose