Answer the following statements true (T) or false (F)
1. Cilia are hairlike structures on the free or exposed sides of some cells.
2. Endoplasmic reticulum are the “digestive bags” of the cells.
3. The mitochondria is considered the “power plant” of the cell.
4. Centrioles assist in cell division.
5. The Golgi apparatus is called the “protein factory.”
1. TRUE
2. FALSE
3. TRUE
4. TRUE
5. FALSE
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Cardiovascular effects of the sympathetic division include all of the following EXCEPT ________
A) weak dilation of the blood vessels of skeletal muscles during exercise B) increase of heart rate and force C) dilation of the blood vessels serving the skin and digestive viscera D) constriction of most blood vessels
Which of the following is true of thermoreceptors?
A) Cold receptors are three to four times more common than warm receptors. B) Cold receptors are tactile disc receptors. C) Warm and cold receptors are structurally different. D) They are located in the epidermis of the skin. E) None of the answers are correct.
What is involved in the process of spermiogenesis?
What will be an ideal response?
Which of the following surface features does the ulna not possess?
A) olecranon B) styloid process C) trochlear notch D) capitulum E) head