Ventral spinal cord roots contain ________ fibers, while the dorsal roots contain ________ fibers.

Fill in the blank(s) with the appropriate word(s).


motor (efferent); sensory (afferent)

Anatomy & Physiology

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A thick, sticky secretion produced by goblet cells is called

A. plasma. B. serous fluid. C. saliva. D. mucus. E. synovial fluid.

Anatomy & Physiology

The anterior section of the corpus callosum is the

A. genu. B. body. C. splenium. D. The corpus callosum does not have names for its various sections.

Anatomy & Physiology

If a muscle cell expressed muscarinic ACh channels, which are only permeable to Na+ instead of nicotinic ACh channels, which are permeable to both Na+ and K+, which portion of a muscle cell would be inhibited?

A. Relaxation B. Muscle cell depolarization C. Cross-bridge cycling D. Neurotransmitter release from the motor neuron E. None of the answer choices are correct

Anatomy & Physiology

Compared to somatic motor neurons, autonomic motor neurons ________.

A. control actions in multiple organ systems B. would be unaffected by a spinal cord injury C. do not innervate muscle tissue D. utilize acetylcholine to affect target organs

Anatomy & Physiology