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Liberty University Online Academy

2023

Portage Learning

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human anatomy physiology final exam biology

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This is a final exam for Biod 151, Human Anatomy and Physiology I, from Portage Learning, covering topics such as the abdominal cavity, cellular respiration, and Tay-Sachs disease. The exam consists of multiple-choice, true/false, and essay questions. The 2023 - 2024 portion of the course is also referenced within the document.

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lOMoARcPSD|47057935 Biod 151 final exam version 1 new 2023 2024 essential human anatomy physiology i portage learning Anatomy and Physiology (Liberty University Online Academy) Scan to open on Studocu Studocu is not sponsored or endors...

lOMoARcPSD|47057935 Biod 151 final exam version 1 new 2023 2024 essential human anatomy physiology i portage learning Anatomy and Physiology (Liberty University Online Academy) Scan to open on Studocu Studocu is not sponsored or endorsed by any college or university Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush Final Exam- Requires Respondus LockDown Browser Due No due date Points 140 Questions 23 Time Limit 90 Minutes Requires Respondus LockDown Browser This quiz is currently locked. Attempt History Attempt Time Score LATEST Attempt 1 90 minutes 134 out of 140 Score for this quiz: 134 out of 140 Submitted Apr 2 at 9:43am This attempt took 90 minutes. Question 1 5 / 5 pts List two organs contained in the abdominal cavity. Your Answer: liver , stomach The abdominal cavity contains the stomach, intestines, spleen and liver Question 2 4 / 5 pts True or False? https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 1/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush a. Cellular respiration occurs in the mitochondria. (T or F) b. The purpose of cellular respiration is to produce ATP. (T or F) c. Integral proteins are only found on the inner surface of a cell membrane. (T or F) d. Endocytosis is the process that occurs to eject biomacromolecules from the cell. (T or F) e. Pinocytosis uses a signaling molecule from another cell, binding to the cell membrane to bring about changes within the cell proteins. (T or F) Your Answer: a=false b=true c=false d=false e=false a. True b. True c. False- (Peripheral proteins are found on the inner or outer surface of the cell membrane. Integral proteins span the entire length of the membrane.) d. False- (This process is called exocytosis) e. False- (This process is called receptor-mediated endocytosis or information transfer) https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 2/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush Question 3 5 / 5 pts Note: Essay answers must clearly be in your own words. In your own words, discuss Tay-Sachs disease. What organelle within the cell is impacted? What are the symptoms of the disease and why do they occur? Your Answer: its impacts the lysosomes and its as a results of buildup of lipids inside the cells and it causes death or in some cases disabilities. it is generally consided a genetic disease where one of the normal digestive enzymes inside the lysosomes is lacking. (1)Lysosomes (2) buildup of toxic lipids inside the cell (biomacromolecules) (3) disability and death In the genetic disease known as Tay-Sachs, one of the normally present digestive enzymes inside lysosomes is lacking. Thus, a toxic lipid in the brain cells cannot be broken down. The resulting buildup of lipids in these cells can cause intellectual disability and death. Question 4 5 / 5 pts Note: Essay answers must clearly be in your own words. You are observing two cells under the microscope. They are the same type of eukaryotic cell but one appears much larger. Based on https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 3/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush appearance alone, which one would you expect to be carrying out respiration at a more active rate, the larger or smaller cell? Explain why. Your Answer: the smaller cell this is because it has a relatively small surface area to the volume of the cell is decrease. thus a smaller cell is more active because relative to its volume the surface area is larger than that of the bigger cell and this helps metabolic process to happen faster. The smaller cell. Cells need to remain relatively small because as a cell expands the amount of surface area relative to the volume of the cell decreases. The smaller cell is more active because relative to its volume, its surface area is larger than a bigger cell. With a larger surface area (relative to its volume) this allows the metabolic processes to occur faster. Question 5 5 / 5 pts Note: Essay answers must clearly be in your own words. Explain what happens to the epiglottis during swallowing. Why? Your Answer: it helps to cover the trachea and this helps to prvent food or liquid from entering the lungs. https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 4/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush The trachea is closed by the epiglottis. The epiglottis moves inferiorly, covering the trachea. This is to prevent food or liquid from entering the lungs. Question 6 3 / 3 pts Air and food pass in which one of the following areas: Trachea Nasopharynx Correct! Oropharynx Alveoli Question 7 10 / 10 pts Label the following five items from the diagram: https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 5/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush Label A- __________ Label C- __________ Label E- __________ Label F- __________ Label H- __________ Your Answer: A=nasal cavity C=soft palate E=glottis F=trachea H=tongue Label A- Nasal Cavity Label C- Soft Palate/ Uvula Label E- Glottis Label F- Trachea Label H- Tongue https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 6/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush Question 8 2 / 2 pts From widest to narrowest, the branches of the bronchial tree are: Correct! Primary bronchi, secondary bronchi, tertiary bronchi, bronchioles Bronchioles, primary bronchi, secondary bronchi, tertiary bronchi Tertiary bronchi, secondary bronchi, primary bronchi, bronchioles Secondary bronchi, tertiary bronchi, primary bronchi, bronchioles Question 9 5 / 5 pts Explain why a patient with liver disease would have intolerance to fatty foods. Your Answer: because one of the function of the liver is to produce bile and the bile produced is used to emulsify fat, if an individual can not break down fats he or she may have issues with fatty foods. The liver produces bile which breaks down fats. If it is not producing bile (or less bile), fats will not be broken down effectively. Question 10 5 / 5 pts https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 7/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush Look carefully at the diagram below. Label the following 5 organs of the digestive system. To receive credit for the intestines you must label the specific region. 1: ___________ 2: ___________ 5: ___________ 6: ___________ 8: ___________ Your Answer: 1=liver 2=pancreas 5=Duodenum 6=lleum 8=ascending colon https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 8/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush 1: Liver 2: Pancreas 5: Duodenum (not small intestine) 6: Ileum (not small intestine) 8: Ascending colon (not large intestine) Question 11 5 / 10 pts Note: Essay answers must clearly be in your own words. Answer the following essay question: Describe parietal cells and chief cells: name their location, secretions and purposes. Your Answer: parietal cells and chief are located in the stomach at the apical region of the stomach glands and secreates HCL and intrinsic factors to keep environment acidic. however cheif cells are more located at the basal region of the gastric pits and mixedunderneath parietal cells. it also produces pepsinogen and screts lipase and renin. https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 9/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush The parietal cells (located in the wall of the stomach body) secrete hydrochloric acid, generating a pH of 1.3-3.5. This very acidic pH kills many of the bacteria ingested along with food. In addition, the low pH stops the activity of salivary amylase. The secretion of hydrochloric acid is essential in the activation of pepsin. Chief cells: secrete pepsinogen. Pepsinogen (a pre-enzyme) is secreted by the chief cells in the stomach. Hydrochloric acid converts the inactive pepsinogen (secreted by the chief cells) into the active enzyme pepsin which begins the breakdown of proteins. Question 12 10 / 10 pts Label the following bones of the skeleton from the figure below: 2: ____________ 4: ____________ 6: ____________ 7: ____________ 8: ____________ https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 10/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush Your Answer: 2=nasal bone 4=zygomatic bone 6=inferio nasal concha 7=maxilla 8=mandible 2: Nasal bone 4: Zygomatic bone 6: Inferior nasal concha 7: Maxilla 8: Mandible https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 11/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush Question 13 5 / 5 pts Label the bones in the figure below: A: ____________ B: ____________ C: ____________ D: ____________ E: _____________ Your Answer: A=trapezium B=scaphoid https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 12/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush C=lunate D=triquetra E=5th metacapal A: Trapezium B: Scaphoid C: Lunate D: Triquetral E: 5th metacarpal (must include both parts for full credit) Question 14 5 / 5 pts A patient has a diagnosis of osteoporosis. (1) In your own words, describe this diagnosis and (2) What type of bone cell would they be lacking? Explain your answer. Your Answer: Osteoporosis which is a bone tissue disease which occures as bone tissues degenerates fater than it replacement thus making the bones become very week as it causes lots of pain when they become brittle. secondly, osteoblast which is responsible for bone repair is decreased and as such bone repair will not be able to take place. https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 13/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush (1) Osteoporosis is a bone tissue disease. When bone tissue degenerates faster than is replaced, the bones become weak. Brittle bones cause increased pain and are more likely to fracture. (2) They would have decreased osteoblasts which are responsible for bone repair. The bone repair would be unable to keep up with the ongoing breakdown of bone which is done by the work of osteoblasts. Question 15 10 / 10 pts https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 14/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush Label the following five muscles: B: _____________ C: _____________ E: _____________ G: _____________ J: ______________ Your Answer: B=temporalis C=orbicularis oculi E=zygomaticus major G=buccinator J=depressor labii inferioris B: Temporalis C: Orbicularis oculi E: Zygomaticus major G: Buccinator J: Depressor labii inferioris Question 16 10 / 10 pts When extensor digitorum contracts, what action(s) occurs? A. Elbow extension B. Wrist extension C. Extension of digit 1 https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 15/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush D. Extension of digits 2-5 E. A&C Correct! F. B&D Question 17 5 / 5 pts Would you expect a female to have testosterone in their bloodstream? Explain why or why not. Your Answer: yes because both male and females bodies produce all sex hormones but they only vary in the ratios as the adrenal glands are know to be responsible for producing this opposite hormone that the ovaries would normally not. (1) Yes. Both male and female bodies produce “all” the sex hormones. However, the ratios are different. (2) The adrenal glands are largely responsible for producing this “opposite” hormone that the ovaries would not. Question 18 2.5 / 2.5 pts List the hormone(s) that best describes the statement below: I lower the level of calcium in the blood by depositing calcium into bone. https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 16/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush Your Answer: calcitonin Calcitonin Question 19 2.5 / 2.5 pts List the hormone(s) that best describes the statement below: I am secreted by the pituitary to stimulate the adrenal cortex. Your Answer: ACTH ACTH Question 20 10 / 10 pts Aldosterone is involved in the regulation of sodium and potassium in the body. Explain how too much aldosterone could contribute to high blood pressure. Your Answer: aldosterone's it know to target the kidney as it promotes renal absorption of sodium and renal excretion of potassium. blood pressure is know to be maintained by the levels of blood sodium and as such too much of sodium https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 17/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush causes retention of fluid and as such increases blood pressure. finally too much aldosterone will increase and cause high blood pressure. Aldosterone’s primary target organ is the kidney, where it promotes renal absorption of sodium and renal excretion of potassium. The blood sodium level is particularly important to the maintenance of blood pressure. Too much sodium causes retention of fluid and increases blood pressure. Therefore, too much aldosterone will cause increased and potentially high blood pressure. Question 21 5 / 5 pts A- Identify the sensory cell receptor highlighted in blue, below, also indicated by the arrow. B- What sensory information is detected by this type of receptor? https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 18/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush Your Answer: Its the pacinian corpuscle and its responsible for detecting pressure. A) Pacinian corpuscle B) Detects pressure (mechanoreceptor) Question 22 10 / 10 pts Match the cell with its single best description, using each description only once. Correct! Keratinocytes Produces a protein to pr https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 19/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush Correct! Fibroblasts Produces collagen Correct! Melanocytes Produces a pigment that Correct! Langerhans cells Assists in immune respo Other Incorrect Match Options: Detects pain Detects light touch Question 23 5 / 5 pts What is the name and function of the structure below? (Highlighted in blue, also indicated by the arrow) Your Answer: sebaceous gland and it produces oil to protect the skin and also the hair from drying. https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 20/21 Downloaded by Guddu Monu Suman Manoj ([email protected]) lOMoARcPSD|47057935 4/5/2021 Final Exam- Requires Respondus LockDown Browser: Essential Human Anatomy and Physiology I with Lab- Bush Sebaceous gland (oil gland) produces oil (sebum) to protect the skin and hair from drying. Quiz Score: 134 out of 140 https://portagelearning.instructure.com/courses/177/quizzes/7589?module_item_id=43612 21/21 Downloaded by Guddu Monu Suman Manoj ([email protected])

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