CAMPBELL BIOLOGY,VOL.II >CUSTOM<
17th Edition
ISBN: 9781323803677
Author: Urry
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Question
Chapter 42, Problem 7TYU
Summary Introduction
Introduction: Respiratory gases play an important role in the respiration process. So their partial pressure takes into consideration for calculating the oxygen (PO2) and carbon dioxide (PCO2) levels the person inhaled and exhaled for respiratory disorders.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Compared with the interstitial fluid that bathes active muscle cells, blood reaching these cells in arteries has a(A) lower osmotic pressure.(B) higher PO2.(C) lower pH.(D) higher PCO2.(E) greater bicarbonate concentration.
Answer both questions, they follow each other
1a)Which of the following is a function of the smooth muscle layer of arterioles during the transition to exercise because of the binding of the hormone epinephrine to a beta-adrenergic receptor?
Group of answer choices
a)Increase MAP as a response in a negative feedback arc
b)Increase the distribution of blood to skeletal muscles during exercise
c)Increase TPR
d)Increased cardiac output
e)Decreased heart rate
1b) Which of the following is a mechanism largely responsible for distributing more blood to Jose's skeletal muscles?
Group of answer choices
a)Decreased sympathetic stimulation of arteriolar smooth muscles
b)Increased parasympathetic stimulation of arteriolar smooth muscles
c)Autoflow regulation
d)Active hyperemia
Which of the following is a circulatory adjustment to sustained moderate exercise?
A. Constriction of the cutaneous circulation
B) Decreased intestinal blood flow
C. Decreased venous return
D. Increased renal blood flow
E) Increased total peripheral vascular resistar
Chapter 42 Solutions
CAMPBELL BIOLOGY,VOL.II >CUSTOM<
Ch. 42.1 - Prob. 1CCCh. 42.1 - Three-chambered hearts with incomplete septa were...Ch. 42.1 - Prob. 3CCCh. 42.2 - Explain why blood has a higher 02 concentration in...Ch. 42.2 - Prob. 2CCCh. 42.2 - Prob. 3CCCh. 42.3 - Prob. 1CCCh. 42.3 - Prob. 2CCCh. 42.3 - Prob. 3CCCh. 42.4 - Explain why a physician might order a white cell...
Ch. 42.4 - Prob. 2CCCh. 42.4 - Prob. 3CCCh. 42.4 - Prob. 4CCCh. 42.5 - Why is an internal location for gas exchange...Ch. 42.5 - Prob. 2CCCh. 42.5 - MAKE CONNECTIONS Describe similarities in the...Ch. 42.6 - Prob. 1CCCh. 42.6 - Prob. 2CCCh. 42.6 - Prob. 3CCCh. 42.7 - What determines whether O2 and CO2 undergo net...Ch. 42.7 - How does the Bohr shift help deliver O2 to very...Ch. 42.7 - Prob. 3CCCh. 42 - How does the flow of a fluid in a closed...Ch. 42 - Prob. 42.2CRCh. 42 - Prob. 42.3CRCh. 42 - Prob. 42.4CRCh. 42 - Prob. 42.5CRCh. 42 - How does air in the lungs differ from the fresh...Ch. 42 - How are the roles of a respiratory pigment and an...Ch. 42 - Prob. 1TYUCh. 42 - Blood returning to the mammalian heart in a...Ch. 42 - Prob. 3TYUCh. 42 - When you hold your breath, which of the following...Ch. 42 - Prob. 5TYUCh. 42 - Prob. 6TYUCh. 42 - Prob. 7TYUCh. 42 - DRAW IT Plot blood pressure against time for one...Ch. 42 - EVOLUTION CONNECTION One opponent of the movie...Ch. 42 - Prob. 10TYUCh. 42 - Prob. 11TYUCh. 42 - WRITE ABOUT A THEME: INTERACTIONS Some athletes...Ch. 42 - Prob. 13TYU
Knowledge Booster
Similar questions
- Fastyarrow_forwardThe mineral ion needed for the formation of blood clot is : (A) Potassium (B) Sodfrym (C) Calcium (D) Ironarrow_forwardIncreased CO2 levels in tissues would promote, (a) contraction of precapillary sphincters. (b) an increase in the pH of the blood. (c) relaxation of precapillary sphincters. (d) a decrease of blood flow to tissues.arrow_forward
- Myogenic behavior of arterioles:A) depends upon the intrinsic response of vascular smooth muscle to changes in transmural pressure. B)is probably not important in autoregulation.C)permits vessel wall tension to increase in direct proportion to transmural pressure. D) Requires sympathetic innervationsE)is a transient response that diminishes within secondsarrow_forward(a) Name the type of blood vessel labelled (i) C. (ii) D. (b) In which direction does blood in vessel A travel? (c) Which of the four blood vessels contains the most oxygen? (d) What happens to the amount of oxygen in the blood as it passes through the body organs? (e) What is the chamber of the heart labelled X? ·arrow_forwardIdentify the incorrect statment about blood vessels (A) arteries are carrying a higher blood pressure than veins (B) skeletal muscle can assist veins with the movement of blood (C) crossing your legs is a ish factor for varicose veins (D) veins and arteries have valvesarrow_forward
- Which of the following is most likely to cause a decrease in blood pressure (BP)? O a) A decrease in parasympathetic activity O b) Activation of the cardioacceleratory centre (CAC) O c) Activation of the renin-angiotensin system (RAS) O d) An increase in blood vessel diameterarrow_forwardSuppose OP if rises dramatically—say because of a severe bacterial infection in the surrounding tissue. (a) Predict how fluid flow will change in this situation. (b) Now calculate the NFP at the venous end of the capillary. If OP if increases to 10 mm Hg. (c) In which direction does fluid flow at the venous end of the capillary now—in or out?* (see fig. and attached with snipped method if neccessary)arrow_forwardA 29-year-old female develops sepsis and, as a consequence, she experiences profound vasodilation. a) What effect does vasodilation have on the afterload? Explain why. b) What effect does vasodilation have on blood pressure? Explain why. How will her body try to bring her blood pressure back to homeostasis Be detailed in your explanation and support your answer with facts from your textbook, research, and articles from scholarly journals. In addition, remember to add references in APA format to your posts to avoid plagiarism.arrow_forward
- Let’s say an arteriole dilates to 50% greater than its original size (i.e., the new radius of the arteriole is 1.5 times the original radius). How does the blood flow rate through the arteriole change after dilation? (Hint: You do not need to know the exact values for viscosity, arteriole length, or pressure gradient in order to answer this question.)arrow_forwardSelect the best answer or answers from the choices given: Which of the following would not result in the dilation of the feeder arterioles and opening of the precapillary sphincters in systemic capillary beds? (a) a decrease in local tissue O2 content, (b) an increase in local tissue CO2, (c) a local increase in histamine, (d) a local increase in pH.arrow_forwardThe layer of the arteriole wall that provides the properties of contractility and elasticity is the, (a) tunica adventitia. (b) tunica media. (c) tunica intima. (d) tunica externa.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Human Physiology: From Cells to Systems (MindTap ...BiologyISBN:9781285866932Author:Lauralee SherwoodPublisher:Cengage Learning
Human Physiology: From Cells to Systems (MindTap ...
Biology
ISBN:9781285866932
Author:Lauralee Sherwood
Publisher:Cengage Learning