Accommodation would occur when ________.
A. the lateral rectus muscle contracts
B. the zonular fibers become taut
C. the muscles of the ciliary body contract
D. objects move further away from the eye
Answer: C
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Which plane divides the body into anterior and posterior portions?
a) frontal b) sagittal c) transverse d) oblique e) midsagittal
Answer the following statement(s) true (T) or false (F)
1. Just deep to the cerebral cortex is white matter. 2. The brain normally gets smaller after age 30. 3. Both the cerebrum and cerebellum have gray matter in their surface cortex and deeper nuclei, and white matter deep to the cortex. 4. The cerebellum exhibits folds called gyri separated by grooves called sulci. 5. The epidural space is filled with cerebrospinal fluid (CSF). 6. Purkinje cells are unusually large neurons found in the cerebellum.
What sequence of RNA would pair with the DNA sequence TAC-GCG?
A. CGC-GTA B. ATG-CAC C. UTG-CGC D. AUG-CGC
In an ECG, the P wave indicates that the atria
A. are misfiring in arrhythmia. B. are about to enter atrial diastole. C. are about to enter atrial systole. D. have fully repolarized.