Which of the following properties of the cytoskeleton is false
A) supports organelles
B) controls cell shape
C) provides cell strength
D) connects cells to each other
E) moves organelles
Ans: D) connects cells to each other
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David, an aspiring baseball player, was struck on the left side of his face with a fastball pitch. He was not wearing a safety helmet. His zygomatic arch was crushed, as well as parts of the temporal bone. Following the accident and reconstructive surgery, he noted that his left lower eyelid was still drooping and the corner of his mouth sagged. What nerve damage did he sustain?
What will be an ideal response?
Select the correct statement about the ureters
A) The ureters are capable of peristalsis like that of the gastrointestinal tract. B) Ureters contain sphincters at the entrance to the bladder to prevent the backflow of urine. C) The ureter is innervated by parasympathetic nerve endings only. D) The epithelium is stratified squamous like the skin, which allows a great deal of stretch.
Reddened skin reflects
A. inheriting extra melanin. B. eating too many carrots. C. constricted blood vessels with more blood entering the epidermis. D. dilated blood vessels with more blood entering the dermis.
Which phase of digestion involves the thought, smell, and sight of food?
A. Enteric phase B. Cephalic phase C. Gastric phase D. Colic phase