The pulsatile nature of blood pressure is greatest in which blood vessels?
A) capillaries
B) arteries
C) venules
D) arterioles
E) vein
Answer: B) arteries
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What is the correct order of largest to smallest respiratory structures?
a. Bronchiole - alveolar duct - alveoli b. Alveoli - alveolar duct - bronchiole c. Alveoli - bronchiole - alveolar duct d. Alveolar duct - alveoli - bronchiole e. Bronchiole - alveoli - alveolar duct
Imagine that you have been transported light years away to another planet with water-filled oceans. This distant planet has a barometric pressure of 1,000 mm Hg at sea level and air that contains 15 percent O2. Would you take in much more oxygen, much less oxygen, or about the same amount of oxygen per breath on this planet as you would on Earth?
A. much less oxygen on the distant planet B. much more oxygen on the distant planet C. about the same amount of oxygen as on Earth Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about earth’s atmosphere? What other information is related to the question? Choose Answer Given what you now know, what information is most likely to produce the correct answer? Reflect on Process Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Which of the following statements is (are) true?
a. The anterior pituitary gland is essentially nervous tissue. b. The anterior pituitary gland secretes only two hormones. c. The posterior pituitary gland is the master gland. d. The posterior pituitary gland only stores and releases hormones produced by the hypothalamus. e. All of these are true.
Even though the steps of photosynthesis that actually produce sugar molecules are part of the carbon
fixation reactions, the light-dependent reactions are absolutely essential for sugar synthesis. Explain the role of the light-dependent reactions in the formation of the end products of photosynthesis. What will be an ideal response?