An X-shaped structure inferior to the hypothalamus, called the optic ________, is the point where some fibers from the right eye cross over to the left brain.

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


chiasma

Anatomy & Physiology

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An object extends halfway across the field of view. The field diameter for the oil-immersion objective is 0.2 mm. Estimate the size of the object in micrometers (?m)

A) 0.01 ?m B) 10 ?m C) 100 ?m D) 0.1 ?m

Anatomy & Physiology

Which of the following descriptions best matches the term basilar membrane?

A) moves up and down when the stapes moves back and forth B) separates the cochlear duct from the scala vestibuli C) supports the olfactory organ D) tiny duct necessary for the static sense of equilibrium E) covers over the oval window

Anatomy & Physiology

In the appendicular region, the wrist is called the ________ region, and the ankle is called the ________ region.

A. crural; antebrachial B. manual; pedal C. brachial; crural D. metacarpal; metatarsal E. carpal; tarsal

Anatomy & Physiology

When antidiuretic hormone (ADH) levels are low ________

A) nearly all of the filtered water is reabsorbed B) a small volume of concentrated urine is excreted C) most of the water reaching the collecting ducts is not reabsorbed D) aquaporins are inserted into the principal cell apical membranes

Anatomy & Physiology