When you walk up the stairs, your hip and knee joints ________ to lift your body weight.
A. abduct
B. rotate
C. adduct
D. flex
E. extend
Answer: E
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Your company wants to design a drug that inhibits unwanted motor contraction. Which is the best target for the drug?
A. The muscle fiber's motor neuron B. The antagonistic muscle's fibers C. Descending inputs at the middle level of the motor control hierarchy D. Golgi tendon organs E. Interneurons in the local spinal cord region
Metabolism is often divided into ________, energy-producing reactions, and ________, energy-utilizing reactions.
Fill in the blank(s) with the appropriate word(s).
What is the correct sequential path of a normal action potential in the heart?
a. SA node, AV node, bundle branches, AV bundle, Purkinje fibers b. SA node, AV node, bundle of His, bundle branches, Purkinje fibers c. SA node, AV bundle, AV node, Purkinje fibers d. AV node, SA node, AV bundle, bundle of His
Blood hydrostatic pressure in systemic capillaries is greater than interstitial fluid hydrostatic pressure.
Answer the following statement true (T) or false (F)