Homeostasis Problem Set or Quiz PDF

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Homeostasis Questions Practice - With Answers / Physiology...

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Homeostasis QUIZ In negative feedback systems, the response reverses a change in a controlled condition In positive feedback systems, the response strengthens the change in a controlled condition. Write what the body is or needs to regulate and what type of feedback it is. 1. A young child is ill. They refuse to keep a cover on and begin to sweat. ___________________________________ ___________________________________ 2. A butcher slices his finger on a blade. He wraps it in a towel until the bleeding begins to subside. ___________________________________ ___________________________________ 3. A man faints in the labor and delivery room. ___________________________________ ___________________________________ 4. A team of hunters got lost in a snowy forest, they begin to shiver and huddle close together. ___________________________________ ___________________________________ 5. A group of teens visits a haunted house and one of the teens is frightened and their heart beats harder than normal. ___________________________________ ___________________________________ 6. In the events leading to childbirth the stretching of the uterus triggers a release of oxytocin. Eventually the baby’s head pressing against the cervix triggers more oxytocin until the mother is in full labor. ___________________________________ ___________________________________ 7. A toddler got into his sister’s candy stash and ate tons of candy. ___________________________________ ___________________________________ 8. A seamstress working on a prom dress accidently sews through her finger. After a few minutes the puncture wound no longer bleeds. ___________________________________ ___________________________________ 9. A new mother’s is nursing her baby. Her baby is not very hungry and her milk supply seems to go down. Once the baby is suckling more regularly the mother’s milk supply goes back up. ___________________________________ ___________________________________ 10. After running a jogger feels very thirsty and drinks some water. ___________________________________ ___________________________________

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Homeostasis ANSWERS to QUIZ In negative feedback systems, the response reverses a change in a controlled condition In positive feedback systems, the response strengthens the change in a controlled condition. Write what the body is or needs to regulate and what type of feedback it is. 1. A young child is ill. They refuse to keep a cover on and begin to sweat. Body temperature, negative feedback 2. A butcher slices his finger on a blade. He wraps it in a towel until the bleeding begins to subside. Wound healing positive feedback 3. A man faints in the labor and delivery room. Blood pressure negative feedback 4. A team of hunters got lost in a snowy forest, they begin to shiver and huddle close together. Body temperature negative feedback 5. A group of teens visits a haunted house and one of the teens is frightened and their heart beats harder than normal. Blood pressure negative feedback 6. In the events leading to childbirth the stretching of the uterus triggers a release of oxytocin. Eventually the baby’s head pressing against the cervix triggers more oxytocin until the mother is in full labor. Labor & delivery positive feedback 7. A toddler got into his sister’s candy stash and ate tons of candy. Blood glucose negative feedback 8. A seamstress working on a prom dress accidently sews through her finger. After a few minutes the puncture wound no longer bleeds. Wound healing positive feedback 9. A new mother’s is nursing her baby. Her baby is not very hungry and her milk supply seems to go down. Once the baby is suckling more regularly the mother’s milk supply goes back up. Nursing positive feedback 10. After running a jogger feels very thirsty and drinks some water. Hydration negative feedback

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