________ muscle fibers pull in different directions, permitting different actions depending on stimulation
A) Convergent
B) Parallel
C) Straight
D) Pennate
E) Circular
A
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Answer the following statements true (T) or false (F)
1. Going from most external to most internal, the layers of the eye would be sclera, choroid, and retina. 2. The function of the lacrimal gland is to produce aqueous humor for the interior of the eye. 3. Glaucoma occurs when too much vitreous humor builds up in the eye. 4. The vestibular nerve joins with the cochlear nerve to from cranial nerve VIII. 5. If the eyeball is too short, a condition called hyperopia, or farsightedness, can exist.
Which of the following statements is true of the aortic bodies?
A. They are fetal structures that enable blood to bypass the lungs. B. They are innervated by the glossopharyngeal nerves. C. They are baroreceptors that supply information about blood pressure to the pons. D. They are chemoreceptors that supply information about blood chemistry to the medulla oblongata. E. They communicate with the pons by way of the vagus nerve.
The daughter cells that result from meiosis I are
A. haploid and contain single-stranded chromosomes. B. diploid and contain single-stranded chromosomes. C. haploid and contain double-stranded chromosomes. D. diploid and contain double-stranded chromosomes.
The secretory structures that produce milk in a lactating female are the
A. alveoli. B. areolar glands. C. lactiferous ducts. D. lactiferous sinuses. E. Bartholin glands.