Anatomy Physiology I BSC 2085

Anatomy Physiology I BSC 2085 Anatomy Physiology I BSC 2085 Exam 1 Please read each question carefully and clearly mark the best answer. Name Date 7/09/2021 _Score 100% 1. The heart is made of muscle tissue and has the ability to beat slower or faster based upon the body’s metabolic demands. Therefore, it can be considered an effector organ. A. True B. False 2. The body system that runs positive and negative feedback loops is: A. Endocrine B. Respiratory C. Circulatory D. Nervous 3. You are eating a meal of pizza, fries and a coke. Lots of carbohydrates! Your digestive system will catabolize the nutrients into their usable forms for energy and tissue building. Since you do not need all of those carbohydrates now, the extra will be: A. Stored as glycogen in the muscle, brain, liver, uterus and vagina B. Anabolized into muscle tissue C. Catabolized into muscle tissue D. stored as ATP in the “mighty” mitochondria of the cells 4. The process of osmosis is the movement of water. Water moves down its concentration gradient when: A. there is not enough water in the ICF B. there is not enough water in the ECF C. there are more permeable solutes on the other side of the membrane D. there is a concentration gradient of water because there is a difference in the number of non-permeable solutes on one side of a membrane compared to the other side. 5. Solutes driven by the process of osmosis could cause a cell to swell or crenate. A. True B. False 6. Amino acid are linked together to form peptides and proteins for use in the body. This process occurs as a result of: A. random selection B. negative feedback loops C. both of the above 7. Free radicals are defined as a short-lived particle that have an unusual number of electrons. The presence of free radicals in human tissue can cause premature aging, cancer and death because: A. they destroy phospholipids B. they damage organs C. they damage macromolecules like proteins and DNA D. they kill cells 8. Eating a healthy diet that contains a lot of antioxidants is helpful in neutralizing free radicals. This substance is made in most cells and also helps neutralize free radicals. A. super oxide dismutase B. electrolytes C. cations D. isomers 9. A patient with an ingrown toe nail would be described as having a problem with this area of the foot: A. ventral B. proximal C. dorsal D. ipsilateral