Question

In: Anatomy and Physiology

4) Which of the following is NOT involved in creating a pressure gradient during breathing? (1.5...

4) Which of the following is NOT involved in creating a pressure gradient during breathing? (1.5 pts)

a) Changes in the volume of the alveoli

b) Changes in the volume of the conducting system

c) Changes in the volume of the thoracic cavity

d) Movement of the diaphragm

e) Movement of the rib cage

Solutions

Expert Solution


Related Solutions

Which of the following mechanisms are involved in mediating the increased prolactin secretion during lactation? [1.5...
Which of the following mechanisms are involved in mediating the increased prolactin secretion during lactation? [1.5 marks] A . increased progesterone levels B. increased sensitivity of prolactin negative feedback C. decreased sensitivity of prolactin negative feedback D. decreased prolactin gene expression due to the effects of oestrogens during pregnancy E. increased tyrosine hydroxylase activity and expression please explain the answer.
Steam is contained in a 4-liter volume at a pressure of 1.5 MPa and a temperature...
Steam is contained in a 4-liter volume at a pressure of 1.5 MPa and a temperature of 200°C. If the pressure is held constant by expanding the volume while 40 kJ of heat is added, find the final temperature. use enthalpy.
3. Sleep apnea is a disorder in which there are pauses in breathing during sleep period...
3. Sleep apnea is a disorder in which there are pauses in breathing during sleep period people with this condition must wake up frequently to breathe. In a sample of 340 people aged 65 and over, 106 of them had sleep apnea. What is the lower bound for the 90% confidence interval for the proportion of those aged 65 and over who have sleep apnea. Round to 3 decimal places. 4. The Nielsen company surveyed 258 of owners of Android...
Determine which of the following vector fields F in the plane is the gradient of a...
Determine which of the following vector fields F in the plane is the gradient of a scalar function f. If such an f exists, find it. (If an answer does not exist, enter DNE.) F(x, y) = 3xi + 3yj f(x, y) = F(x, y) = 6xyi + 6xyj f(x, y) =   F(x, y) = (4x2 + 4y2)i + 8xyj f(x, y) =   
Consider the following. x 1 2.5 3 4 5 1.5 y 1.5 2.2 3.5 3 4...
Consider the following. x 1 2.5 3 4 5 1.5 y 1.5 2.2 3.5 3 4 2.5 (a) Draw a scatter diagram for the following data. (Do this on paper. Your instructor may ask you to turn in this work.) (b) Would you be justified in using the techniques of linear regression on these data to find the line of best fit? Explain
4. Which chemical bond is involved in each of the following? Explain your answer. Justify each...
4. Which chemical bond is involved in each of the following? Explain your answer. Justify each answer with a reason.                                                                                                            [] a. Copper b. Salt (Nacl). c. Plastic cup. * Please answer in clear and readable writing or by typing. The solution is with all the right steps.
Which of these are involved during the direct synthesis of a protein? a. mRNA, small ribosomal...
Which of these are involved during the direct synthesis of a protein? a. mRNA, small ribosomal subunit, amino acid b. tRNA, large ribosomal subunit c. RNA polymerase, transcription factors d. a and b e. all of these During protein translation, the codon on the mRNA matches to the complementary ____ . codon on the amino acid triplet on the DNA anticodon on the tRNA slot in the ribosome trio on the polypeptide During the electron transport chain, each protein is...
Which of the following enzymes involved in cell cycle progression is a phosphatase? a)Cdc2 b)Cdk 4/6...
Which of the following enzymes involved in cell cycle progression is a phosphatase? a)Cdc2 b)Cdk 4/6 c)Cdc25 d)CAK e)Wee 1 1 points    QUESTION 2 Which of the following steps activates MPF for G2 to M phase transition ? a)Dephosphorylation of Cdc2 b)Phosphorylation of Cdk 4/6 c)Phosphorylation of Cdc25 d)Phosphorylation of CAK e)Dephosphorylation of Wee 1 1 points    QUESTION 3 Which of the following enzymes involved in G2 to M phase transition inactivates MPF? a)Cdc2 b)Cdk4/6 c)Cdc25 d)CAK e)Wee...
Which of the breathing patterns would you expect to have the following results? Circle the appropriate...
Which of the breathing patterns would you expect to have the following results? Circle the appropriate answer. - Increased systemic artery PCO2 Hypernea/ Hyperventilation/ Hypoventilation      - Decreased systemic artery PCO2 Hypernea/ Hyperventilation/ Hypoventilation - Increased systemic artery pH Hypernea/ Hyperventilation/ Hypoventilation - Decreased systemic artery pH Hypernea/ Hyperventilation/ Hypoventilation - Increased systemic artery PO2 Hypernea/ Hyperventilation/ Hypoventilation - Decreased systemic artery PO2 Hypernea/ Hyperventilation/ Hypoventilation
Which of the following results in an increased osmotic gradient along the renal medulla? Select one:...
Which of the following results in an increased osmotic gradient along the renal medulla? Select one: a. Administration of a diuretic drug that inhibits sodium reabsorption by the ascending limb b. Drinking a liter of water c. A low glomerular filtration rate (e.g., 40 mL/min) d. Long loops of Henle e. Low dietary protein intake
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT