Microscope specimens have depth, as well as length and width. If you are focused on the middle layer of cells and wish to see the top layer of cells clearly, you should move the ________

A) slide toward or away from you B) lens further away from the slide
C) lens closer to the slide D) slide to the left or right


Answer: B

Anatomy & Physiology

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A stroke is a

a. cerebrovascular accident b. glucose deficiency c. loss of the myelin sheath d. neurotransmitter deficiency e. uncontrolled firing of neurons

Anatomy & Physiology

Which best describes lateral inhibition in the somatic sensory system?

A. The frequency of action potentials along pathways from the site of a stimulus is increased by lateral inhibition. B. The precision of locating a stimulus is increased by inhibiting signaling along nearby, parallel pathways. C. The precision of locating a stimulus is enhanced by increasing the frequency of action potentials in nearby, parallel pathways. D. Stimuli of one particular modality in a region of the body block transmission of action potentials coding for other modalities generated in the same region of the body. E. Lateral inhibition reduces the contrast between the frequency of action potentials generated at the center of a stimulus and the frequency of action potentials in surrounding pathways.

Anatomy & Physiology

The cell that sends information from one cell to another cell across a synapse is called the ________

A) postsynaptic cell B) presynaptic cell C) glial cell D) None of the listed responses is correct.

Anatomy & Physiology

Which phase of the menstrual cycle is characterized by the formation of new glands, thickening of the endometrium, and infiltration of blood vessels?

A) secretory B) menstrual C) luteal D) proliferative

Anatomy & Physiology