Anatomy & Physiology
1st Edition
ISBN: 9781938168130
Author: Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble
Publisher: OpenStax College
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Chapter 28, Problem 42CTQ
A woman who stopped breastfeeding suddenly is experiencing breast engorgement and leakage, just like she did in the first few weeks of breastfeeding. Why?
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2. In one of the reactions of the citric acid cycle, malate is oxidized to oxaloacetate. When this
reaction is considered in isolation, a small amount of malate remains and is not oxidized.
The best term to explain this is
a. enthalpy
b. entropy
c. equilibrium
d. free energy
e. loss of energy
18. The citric acid cycle takes place in
a. the chloroplasts
b. the cytosol
c. the inner mitochondrial membrane
d. between the two mitochondrial membranes
e. the mitochondrial matrix
40 WIL
8. Most reactions of anaerobic respiration are similar to
a. aerobic respiration
b. photosynthesis
c. lactic acid fermentation
d. alcoholic fermentation
e. both c and d
Chapter 28 Solutions
Anatomy & Physiology
Ch. 28 - View this time-lapse movie...Ch. 28 - Visit this site...Ch. 28 - Sperm and ova are similar in terms of ________....Ch. 28 - Although the male ejaculate contains hundreds of...Ch. 28 - As sperm first reach the oocyte, they will contact...Ch. 28 - Fusion of pronuclei occurs during ________....Ch. 28 - Sperm must first complete ________ to enable the...Ch. 28 - Cleavage produces daughter cells called ________....Ch. 28 - The conceptus, upon reaching the uterus, first...Ch. 28 - The inner cell mass of the blastocyst is destined...
Ch. 28 - Which primary germ layer gave rise to the cells...Ch. 28 - What would happen if the trophoblast did not...Ch. 28 - During what process does the amnion envelop the...Ch. 28 - The placenta is formed from ________. the embryos...Ch. 28 - The foramen ovale causes the fetal circulatory...Ch. 28 - What happens to the urine excreted by the fetus...Ch. 28 - During weeks 9–12 of fetal development,...Ch. 28 - Progesterone secreted by the placenta suppresses...Ch. 28 - Which of the following is a possible culprit of...Ch. 28 - How does the decrease in progesterone at the last...Ch. 28 - Which of these fetal presentations is the easiest...Ch. 28 - Which of these shunts exists between the right and...Ch. 28 - Why is brown fat important? It is the newborns...Ch. 28 - Constriction of umbilical blood vessels during...Ch. 28 - Alveoli are connected to the lactiferous sinuses...Ch. 28 - How is colostrum most important to a newborn? It...Ch. 28 - Mature breast milk ________. has more sodium than...Ch. 28 - Marfan syndrome is inherited in an autosomal...Ch. 28 - In addition to codominance, the ABO blood group...Ch. 28 - Zoe has cystic fibrosis. Which of the following is...Ch. 28 - Darcy and Raul are having difficulty conceiving a...Ch. 28 - Sherrise is a sexually active college student. On...Ch. 28 - Approximately 3 weeks after her last menstrual...Ch. 28 - The Food and Nutrition Board of the Institute of...Ch. 28 - What is the physiological benefit of incorporating...Ch. 28 - Why would a premature infant requite supplemental...Ch. 28 - Devin is 35 weeks pregnant with her first child...Ch. 28 - Janine is 41 weeks pregnant with her first child...Ch. 28 - Describe how the newborns fust breath alters the...Ch. 28 - Newborns are at much higher risk for dehydration...Ch. 28 - Describe the transit of breast milk from...Ch. 28 - A woman who stopped breastfeeding suddenly is...Ch. 28 - Explain why it was essential that Mendel perform...Ch. 28 - How can a female carrier of an X-linked recessive...
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- 12. Which of the following molecules can absorb light? a. Pigments b. Chlorophyll c. Rhodopsin d. Carotenoids e. All of the abovearrow_forwardWhich of the following proteins or protein complexes is directly required for the targeting of mitochondrial inner membrane multipass proteins, such as metabolite transporters, whose signal sequence is normally not cleaved after import? OA. TIM22 OB. TIM23 C. OXA OD. Mia40 OE SAMarrow_forwardQUESTION 9 An animal cell has been wounded and has a small rupture in its plasma membrane. Which of the following is more likely to happen next? OA. The cell rapidly cleaves by cytokinesis. OB. The rate of receptor-mediati endocytosis is increased. OC. The rate of exocytosis is increased. OD. The rate of pinocytosis is increased.arrow_forward
- For the a subunit of a trimeric G protein, A. a G-protein-coupled receptor GPCR) acts as a guanine nucleotide exchange factor (GEF), whereas a regulator of G protein signaling (RGS) can act as a GTPase-activating protein (GAP). B. a GPCR acts as a GAP, whereas an RGS can act as a GEF. C. both a GPCR and an RGS can act as a GEF. O D. both a GPCR and an RGS can act as a GAP OE. None of the above.arrow_forwardA cell expresses a transmembrane protein that is cleaved at the plasma membrane to release an extracellular fragment. The fragment binds to receptor proteins on nearby cells and activates signaling pathways resulting in altered gene expression patterns in the cells. What form of intercellular signaling does this represent? OA. Contact-dependent signaling B. Paracrine signaling OC. Synaptic signaling D. Endocrine signaling E. Autocrine signalingarrow_forwardWhich of the following drive nuclearly encoded proteins import into the mitochondrial matrix? OA. ATP hydrolysis OB. Membrane Potential OC. K+ Ions OD. A and B OE. None of the abovearrow_forward
- Which of the following statements is true regarding Cholesterol import into the cell? OA. It is transported within LDL B. Receptor mediated endocytosis is involved OC. Release of cholesterol occurs in the Lysosome D. All of the above are true statements OE. None of the above are true statementsarrow_forwardIn which of the following schematic drawings of signaling pathways does the activation of the receptor lead to gene expression? Activating and inhibitory steps are indicated with (+) and (-), respectively. OA OB ㅇㅂㅇㅂㅇㅁ (+) Gene Expression Activated Signaling proteins Transcription receptor activator Bl D Gene Expression Gene Expression ㅁㅁㅇ Gene Expression Gene Expressionarrow_forwardWhich of the following events normally activates a GTP-binding protein? OA. GTP hydrolysis by the protein OB. Activation of an upstream GTPase-activating protein OC. Activation of an upstream guanine nucleotide exchange factor OD. Phosphorylation of a bound GDP molecule by an upstream phosphorylase OE. Pi release after GTP hydrolysisarrow_forward
- Proteins that are synthesized on the Rough ER are imported into the ER lumen after their signal sequence is recognized. Which of the following is responsible for the signal recognition? OA. Signal Recognition Particle, OB. Signal Sequence C. Stop-transfer sequence OD. Both B and C OE. None of the abovearrow_forwardStroma Light 4 H 4 H I Thylakoid- membran 2 H₂O D1 D2 Min Light 2,6 ATP 2 NADP+ 2 NADPH/H+ Fp 2,6 ADP +2,6 P 8 H+ 12 H+ 4 H+ Lumen PS II Cyt bef PS I ATP-Synthase 12345 5a 5b 6arrow_forwardWhich of the following statements is TRUE regarding the signal recognition particle (SRP)? OA. SRP is made up of RNA and Proteins B. SRP binds to the signal sequence OC. SRP binds to the elongation factor binding site on the ribosome and pauses translation D. All of the above are true statements OE. None of the above are true statementsarrow_forward
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