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Bio 253 Exam Bundle 100% Solved.
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[Show more]BIOL 253 FINAL Review Exam Questions 
With Verified. 
Define hormone - answera chemical messenger that are released into on tissue and 
transported in the bloodstream to alter the activities of specific cells in other tissues 
what is the pathway of growth hormone - answerregulated by GH-RH (growth ...
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Add to cartBIOL 253 FINAL Review Exam Questions 
With Verified. 
Define hormone - answera chemical messenger that are released into on tissue and 
transported in the bloodstream to alter the activities of specific cells in other tissues 
what is the pathway of growth hormone - answerregulated by GH-RH (growth ...
Bio 253 Exam Questions With Verified 
Dendrite - answerWhat conducts impulses toward the cell body? 
Axon - answerWhat conducts impulses away from the cell body? 
Dorsal root - answerwhere do sensory fibers enter the spinal cord? 
ventral root - answerwhere do the motor fibers enter the spinal cord?...
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Add to cartBio 253 Exam Questions With Verified 
Dendrite - answerWhat conducts impulses toward the cell body? 
Axon - answerWhat conducts impulses away from the cell body? 
Dorsal root - answerwhere do sensory fibers enter the spinal cord? 
ventral root - answerwhere do the motor fibers enter the spinal cord?...
BIOL 253 lab Final UNC Exam Study Guide. 
An EMG records 
- Contractile strength of muscle 
- The electrical activities of muscle fibers within a muscle 
- The electrical activity of motor neurons - answerThe electrical activities of muscle fibers 
within a muscle NOT contractile strength 
In surfac...
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Add to cartBIOL 253 lab Final UNC Exam Study Guide. 
An EMG records 
- Contractile strength of muscle 
- The electrical activities of muscle fibers within a muscle 
- The electrical activity of motor neurons - answerThe electrical activities of muscle fibers 
within a muscle NOT contractile strength 
In surfac...
Hondros Bio 253 Exam Questions 
With Verified 
Layers of the skin - answerepidermis, dermis, hypodermis 
Stratum Corneum - answerProtective durable overcoat, waterproof, tough, relatively 
insensitive to biological, chemical and physical assault. 
Stratum Lucidum - answervisible only in thick skin, ...
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Add to cartHondros Bio 253 Exam Questions 
With Verified 
Layers of the skin - answerepidermis, dermis, hypodermis 
Stratum Corneum - answerProtective durable overcoat, waterproof, tough, relatively 
insensitive to biological, chemical and physical assault. 
Stratum Lucidum - answervisible only in thick skin, ...
BIO 253: Exam 5 Review (Ch. 12-14) Exam 
Questions With Verified 
Neuroglia - answercells that support the activities of neurons 
central nervous system 
and peripheral nervous system - answerwhat are the two subdivision of the nervous system 
neurology - answerdeals with normal functioning and diso...
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Add to cartBIO 253: Exam 5 Review (Ch. 12-14) Exam 
Questions With Verified 
Neuroglia - answercells that support the activities of neurons 
central nervous system 
and peripheral nervous system - answerwhat are the two subdivision of the nervous system 
neurology - answerdeals with normal functioning and diso...
BIO 253 Midterm Exam Questions With 
Verified 
What are the main causes of fatigue addressed for each of the variables tested? - 
answerEncouragement: Change in motivation or central drive 
Visual Feedback: Sense of effort 
Rest: Build-up of lactic acid and a reduction in blood flow 
What would you ...
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Add to cartBIO 253 Midterm Exam Questions With 
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What are the main causes of fatigue addressed for each of the variables tested? - 
answerEncouragement: Change in motivation or central drive 
Visual Feedback: Sense of effort 
Rest: Build-up of lactic acid and a reduction in blood flow 
What would you ...
Biology 253 Lab Practical 1 Exam Questions 
With Verified 
Erythrocytes - answer(RBC) carry O2 and nutrients to the tissue and CO2 away 
Leukocytes - answerA blood cell that functions in fighting infections; also called a white 
blood cell. 
Neutrophils - answerA type of white blood cell that engulf...
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Add to cartBiology 253 Lab Practical 1 Exam Questions 
With Verified 
Erythrocytes - answer(RBC) carry O2 and nutrients to the tissue and CO2 away 
Leukocytes - answerA blood cell that functions in fighting infections; also called a white 
blood cell. 
Neutrophils - answerA type of white blood cell that engulf...
BIO 253 Bonus Quiz over Homework 3 
(Wiley) Delgado Community College Exam 
Questions With Verified Answers 
If you touch a hot stove with your hand, what sends a signal of pain to the CNS? - 
answerReceptors 
Which of the following consists of all the nerves and receptors except for the brain and s...
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Add to cartBIO 253 Bonus Quiz over Homework 3 
(Wiley) Delgado Community College Exam 
Questions With Verified Answers 
If you touch a hot stove with your hand, what sends a signal of pain to the CNS? - 
answerReceptors 
Which of the following consists of all the nerves and receptors except for the brain and s...
Hondros Bio 253 Practical 2 Exam Questions 
With Verified Answers 
Brachiocephalic artery - answerWhich artery is shown? 
Brachiocephalic vein - answerWhich vein is shown? 
Left common carotid artery - answerWhich artery is shown? 
Internal carotid artery - answerWhich artery is shown? 
External car...
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Add to cartHondros Bio 253 Practical 2 Exam Questions 
With Verified Answers 
Brachiocephalic artery - answerWhich artery is shown? 
Brachiocephalic vein - answerWhich vein is shown? 
Left common carotid artery - answerWhich artery is shown? 
Internal carotid artery - answerWhich artery is shown? 
External car...
Bio 253 Exam 3 Hondros Exam Questions 
With Verified Answers 
The mechanism that produces pulmonary ventilation is one that establishes a gas pressure 
gradient between the - answeratmosphere and the alveolar air. Correct 
Pressure gradients are established by changes in the - answerthoracic cavity....
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Add to cartBio 253 Exam 3 Hondros Exam Questions 
With Verified Answers 
The mechanism that produces pulmonary ventilation is one that establishes a gas pressure 
gradient between the - answeratmosphere and the alveolar air. Correct 
Pressure gradients are established by changes in the - answerthoracic cavity....
Bio 253 Exam #3 Practice Exam Questions 
With Verified Answers 
What structure in skeletal muscle permits action potentials to penetrate deep into the muscle cell? 
- answerT-tubules 
what molecule initiates cross bridge cycling in skeletal muscle by binding to troponin? - 
answerCa++ 
the link betw...
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Add to cartBio 253 Exam #3 Practice Exam Questions 
With Verified Answers 
What structure in skeletal muscle permits action potentials to penetrate deep into the muscle cell? 
- answerT-tubules 
what molecule initiates cross bridge cycling in skeletal muscle by binding to troponin? - 
answerCa++ 
the link betw...
Bio 253 Quiz 3 Exam Questions With 
Verified Answers 
Pericardial sac - answer- attaches to large vessels that enter & exit heart 
- loose fitting sac that provides protection against friction 
type O blood - answer- no antigen on RBC's 
- universal donor 
type A/B blood - answer- has A/B antigen o...
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Add to cartBio 253 Quiz 3 Exam Questions With 
Verified Answers 
Pericardial sac - answer- attaches to large vessels that enter & exit heart 
- loose fitting sac that provides protection against friction 
type O blood - answer- no antigen on RBC's 
- universal donor 
type A/B blood - answer- has A/B antigen o...
BIOL 253L Final Exam Questions With 
Verified Answers 
Lab 11 learning objectives - answer- Describe the basic structures of lung anatomy and their 
functional divisions. 
- Compare and contrast the respiratory zone with the conduction zone. 
- Describe the basic structures and processes involved in...
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Add to cartBIOL 253L Final Exam Questions With 
Verified Answers 
Lab 11 learning objectives - answer- Describe the basic structures of lung anatomy and their 
functional divisions. 
- Compare and contrast the respiratory zone with the conduction zone. 
- Describe the basic structures and processes involved in...
Bio 253 Lab Final Exam Questions With 
Verified Answers 
Why is the trachea lined with mucus? - answerThe mucus helps trap foreign particles before 
they can enter the lungs. 
In smaller airways there is: - answerLess cartilage and more smooth muscle. 
T/F: Heating a gas at a constant pressure will ...
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Add to cartBio 253 Lab Final Exam Questions With 
Verified Answers 
Why is the trachea lined with mucus? - answerThe mucus helps trap foreign particles before 
they can enter the lungs. 
In smaller airways there is: - answerLess cartilage and more smooth muscle. 
T/F: Heating a gas at a constant pressure will ...
BIO 253L Final UNC Exam Questions With 
Verified Answers 
What changes would you predict in your measurements of depth and rate of respiration if your 
airways decreased in radius? - answerIf the airways decreased in radius, the depth and rate of 
respiration would increase. Decreasing the radius of...
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Add to cartBIO 253L Final UNC Exam Questions With 
Verified Answers 
What changes would you predict in your measurements of depth and rate of respiration if your 
airways decreased in radius? - answerIf the airways decreased in radius, the depth and rate of 
respiration would increase. Decreasing the radius of...
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