7. The most rtant chemical regulator of respiration is chemical a. oxygen b. car

Question

7. The most rtant chemical regulator of respiration is chemical a. oxygen b. carbon dioxide (pH) c. bicarbonate ion d. sodium ion e. hemoglobin rolonged inspirations can result from stimulating the a. apneustic center b. pneumotaxic center c. expiratory center d. baroreceptor e. chemoreceptor The 'Pneumotaxic center' of the Pons a. sets the at rest respiratory pattern b. prolongs inspiration c. stimulates the Apneustic center d. suppresses the Apneustic center e. both a and d 10. The ability of the lung to Stretch is called a. COmpliance b. emphysema c. elastance d. Surfactant e. Perfusion In quiet (at rest) breathing a. inspiration and expiration involve muscular contractions 11. inspiration is passive and expiration involves muscular contractions c. inspiration involves muscular contractions and expiration is passive d. inspiration and expiration are both passive processes e. none of the above Surfactants are molecules that disrupt cohesive forces between a. H2O molecules in the alveoli b. CO2 molecules in the alveoli c. O2 Molecules in the alveoli d, Bicarbonate molecules e. None of the above b. 12. 13. The cells of the 'Macula densa' and the juxtaglomerular cells' comprise the a. renal corpuscle b. filtration membrane c. loop of Henle d. juxtaglomerular apparatus e. afferent arteriole

Explanation / Answer

7.b.carbondioxide(pH).

8.a.apneustic center.

9.d.supresses or inhibits the apneustic center.

10.a.compliance.

11.c.inspiration involves muscular contractions and expiration is passive.

12.a.H2O molecules in the alveoli.

13.e.afferent arteriole.

Related Questions

Navigate

• Browse (All)
• Browse 7
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.