B265FT1S02 - Biology 265 Spring 2002 First Test Form 0 1....

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Spring 2002 First Test Form 0 1. In brown adipose tissue a. the H+ gradient in the inner mitochondria is increased b. more ATP is generated per mole of glucose metabolized c. thermogenin provides and ion channel in the inner membrane for H+ movement d. all of the above 2. Rubner was not entirely correct because for a wide range of animal sizes, we observe a. metabolic rate = constant X body mass . 75 b. metabolic rate = constant x body mass . 67 c. metabolic rate = constant X body mass 1.0 d. there is no universal relationship between mass and metabolic rate 3.When a satellite crash landed on Miamius , scientists were surprised to find an atmosphere with 40% oxygen and an atmospheric pressure of 900 mmHg. What is the partial pressure of oxygen on this asteroid ? a. 2700 mmHg b.27 mmHg c. 3600 mmHg d. 360 mm Hg 4. Little green man and women of Miamius have blood like ours but no red blood cells. Approximately how much oxygen would be carried by their blood ? a .6 mls/ 100 mls of blood b. 36 mls/100 mls of blood c. 1.2 mls/100 mls of blood d. 3.6 mls/100 mls of blood 5. Which factor(s) cause and increase in pO2 in pulmonary capillaries ? a. an increase in pO2 in the alveoli b. an increase in altitude c. and increase in the respiratory surface area d. a and b e. a and c 6. At 20oC a mouse has a breathing rate of 25 breaths/minute . If the Q10 of the reaction is 2.4, what is the breathing rate at 30oC ? a. 27.5 breaths/minute b. 625 c. 60 d. 35 7.Which factor (s) would shift the oxygen saturation curve to the left ? a. higher pH b. lower temperature c. higher DPG d. a and b e. b and c 8. When ventilation increases and a person breathes faster and deeper, what happens to the local pH of the blood in alveolar capillaries (temporarily until recovery). a. HCO3 increases
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 6

B265FT1S02 - Biology 265 Spring 2002 First Test Form 0 1....

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online