Ventilatory threshold is the point at which     an individual's ventilation becomes coupled to oxygen need     an individual begins to produce lactate      an individual's breathing becomes coupled to their need to buffer acidosis     an individual reaches their VO2 max

Q: Which of the following control breathing? select all that apply

A: The exchange of gases occurs through diffusion. Gases diffuse from an area of high partial pressure…

Q: Chemical and physical properties of gases are important factors in the evolution and physiology of…

A: A complicated system that consists of the heart and lungs, blood arteries, and blood is the…

Q: As the value of p50 myoglobin for oxygen. increases, decreases decreases, increases decreases,…

A: Myoglobin is an iron-containing oxygen-binding protein that is present in the muscle tissues. The…

Q: Erythrocytes contain 2 important proteins that are involved in gas transport. Select the incorrect…

A: Iron is a fundamental component for blood formation. Around 70% of your body's iron is found in the…

Q: Drag and drop each respiratory pigment item to the correct type of animal. Hemocyanin binds with…

A: In invertebrates, the internal liquid is called hemolymph which is equivalent to blood and the…

Q: After exhalation of carbon dioxide, His 146 becomes in O Protonated; Increased O Deprotonated;…

A: The statement is describing the Bohr effect, which is a phenomenon where the binding of oxygen to…

Q: At rest the typical partial pressure of CO2 in arterial blood is around 40mmHg, and the ventilation…

A: The correct answer to this question is option C. i.e. both will increase.

Q: In normal healthy person the systemic arterial PaO2 is 97 mmHg. After giving oxygen to the tissue,…

A: The question is asking about the saturation of hemoglobin (Hb) with oxygen after it has delivered…

Q: Select the options below that are long term effects of altitude hypoxia.   Select 3 correct…

A: Constant exposure to altitude hypoxia can cause acute mountain sickness which has devastating…

Q: If a respiratory pigment such as hemoglobin or hemocyanin is not present in blood the blood would…

A: Blood transports oxygen from the lungs to the heart and then from the heart to various regions of…

Q: Gas exchange is more difficult for aquatic animals with gills than for terrestrial animals with…

A: The question is asking us to identify the reasons why gas exchange is more difficult for aquatic…

Q: The fine-tuning of ventilation during exercise is     none of the answers are correct…

A: At high levels of exercise to the point of intense exercise, the pressure produced by the…

Q: Which of these would BEST indicate a patient has a problem because of inadequate breathing? A rapid…

A: Breathing problems occurs due to inadequate breathing patterns either due to decreased oxygen supply…

Q: If a fish close to the surface swam down to a depth of 10m below the surface it would need to ______…

A: Fishes are organisms that live in aquatic environment and has a necessity to move in a three…

Q: You notice a significant increase in your rate of breathing following a hard set of bench press.…

A: Pulmonary ventilation Pulmonary means relating to the lungs or lung tissue. Pulmonary ventilation is…

Q: Hemoglobin returning to the lungs will aid in vasodilation in response to: Group of answer choices…

A: Hemoglobin, Oxygen, CO2, and Vasodilation: A Detailed ExplanationHemoglobin's Role:Hemoglobin, the…

Q: A normal red blood cell (RBC) with a normal number of hemoglobin molecules that is completely…

A: Blood is a special connective tissue, that delivers nutrients and oxygen to the body tissues and…

Q: Which factors cause vasodilation? a decrease in O2 an increase in adenosine a decrease in K+ an…

A: Vasodilation means when the lumen of the blood vessels gets widened and this would increase the…

Q: Asthmatics tend to have their smaller airways narrowed by smooth muscle constriction, thickening of…

A: Asthma is a chronic condition in which the airways of the lungs get narrow and swell. There may be…

Q: In the experiments performed by Joseph Priestley, the pure oxygen consumed by a burning candle in a…

A: Joseph Priestley was an 18th-century English scientist who made several important contributions to…

Q: Place a single word into each sentence to make it correct saturation The relationship between…

A: One hemoglobin molecule contains four atoms that may bind to a maximum of four O2 molecules and form…

Q: A patient with severe anemia due to blood loss is in the clinic. Although she has lost blood, her…

A: PaO2 represents the partial pressure of oxygen. It is defined as the measurement of the pressure of…

Q: Which statement regarding carbon dioxide transport in the blood is true? HCO3-…

A: Carbon dioxide (CO2) transport in the blood refers to the process by which CO2 is transported from…

Q: If the oxygen levels increased throughout your body, you would expect to see the following occur to…

A: Our body always try to maintain the homeostasis of all chemical components inside of the body. When…

Q: How is Hemoglobin affinity affected by high of CO2? O Increase for CO2 O Decrease for CO2 O Decrease…

A: The body requires energy to carry out the processes. Glucose that comes from food acts as fuel in…

Q: Which of the folloqing statements about BPG and its effect on oxygen transport is NOT true?

A: BPG and its effect on oxygen transfer 2,3 - Bisphosphoricglyceric acid is present in red blood…

Q: Hemoglobin O is found in the nuclei of red blood cells O can combine with 02, CO2, H+, NO, and CO O…

A: Hemoglobin is iron Containing red colored pigment which help transport of gases in blood. It is…