I’m having hard time answering this question could you help explain how to approach the answer?

There is a bear in the cave, that runs by Xena to get away from the extensive smoke due to Xena cooking on the fire. Xena holds her breath to avoid the bear hearing her breath. Discuss if Xena could die from holding her breath for too long. Make sure that you justify your answer by referring to the physiological control of respiration.

does BPG bind to deoxyhemoglobin only？why BPG does not bind to oxyhemoglobin？ what is chemical structure difference between deoxyhemoglobin and oxyhemoglobin？

You are a red blood cell in the Right atrium getting ready to travel through the pulmonary circuit. From the right atrium, you will pass through the _____ into the _____. From there you will pass through the ______ and into the _______ which splits and becomes the _______ which will take you to the lungs where you will pick up a new load of oxygen. After pick up your oxygen, you exit the lungs and return to the heart via the _______ , then enter the ______ of the heart. You pass through the _____, into the _____. From there you pass through the ______ into the ______. You travel through the systemic arteries and find yourself delivering oxygen to the big toe of your human. With your oxygen delivery duties done for this round through the systemic circuit you return to the heart via the _______ and get ready for another round through the pulmonary circuit.   Word Options for Blanks: (some may not be used, some may be used more than once) aorta aortic valve bicuspid valve coronary sinus…

Explain how the respiratory system and circulatory system are interrelated. Discuss the roles of the pulmonary and systemic circuits in your answer. Answer using 3 to 4 complete sentences.

A downward-rightward shift in the oxyhemoglobin dissociation curve   Group of answer choices increases o2 binding to hemoglobic decreases O2 binding to hemoglobic Occurs at the level of the skeletal muscle answers both 2 & 3 above

Please I need help understanding this question

Choose all the correct answers for oxygen carrying proteins

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