During ________, chromatid pairs separate and the daughter chromosomes move toward opposite ends of the cell.
Fill in the blank(s) with the appropriate word(s).
anaphase
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In response to high blood pressure, stretch receptors called ________ in the walls of arteries carrying blood to the head, will trigger a reflex that causes the heart to ________ its beats per minute.
A. proprioceptors; increase B. baroreceptors; increase C. baroreceptors; decrease D. chemoreceptors; increase E. proprioceptors; decrease
Which of the following statements is true?
A. The primary role of carbohydrates is to serve as an energy source. B. Carbohydrates include sugars, starches, and amino acids. C. Maltose is a complex carbohydrate. D. Sucrose is the primary source of energy for most cells. E. Most carbohydrates come from animal products.
Smoking exposes the nervous system to nicotine contained in cigarettes. Smokers experience a "buzz" from the nicotine, as it activates nicotinic receptors of ________ neurons.
A. muscarinic B. cholinergic C. adrenergic D. multipolar
What type of hormone usually travels in the blood plasma bound to a protein?
A) free hormones B) hydrophilic hormones C) neurotransmitters D) hydrophobic hormones