Bio 141 - Study guides, Class notes & Summaries
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BIO 141 EXAM 1 STUDY QUESTIONS with complete solution
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BIO 141 EXAM 1 STUDY QUESTIONS with complete solution
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Bio 141 Unit 1 Exam Questions And Answers Solved 100% Correct!!
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organism - Answer-living entity made up of 1 or more cells 
what are the 5 fundamental characteristics of an organism; briefly describe each - Answer-1. energy: to 
stay alive and reproduce; usually acquired 
2. cells: membrane bound units, make up organisms 
3. information: hereditary or genetic information encoded in genes 
4. replication: every organisms goal is to reproduce and replicate itself 
5. evolution: organisms are products and continue to evolution 
theory - Answer-explanation for e...
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PVCC BIO 141 Bones Lecture Exam Questions and Answers
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PVCC BIO 141 Bones Lecture Exam Questions and Answers 
Hydroxyapatite - Answer-Hardy crystals consisting of calcium and phosphate that form the bone matrix. 
-Work with osteoid 
 
Osteocytes - Answer-mature bone cells (osteoblasts) in lacunae that no longer divide 
-Maintain bone matrix and act as stress or strain sensory 
-Respond to mechanical stimuli such as increased force on bone or weightlessness 
-Communicate information to osteoblasts and osteoclasts (cells that destroy bones) so bon...
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BIO 141 Final Exam (2)
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BIO 141 Final Exam (2)
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PVCC Bio 141 Exam 4 Questions with Answers
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PVCC Bio 141 Exam 4 Questions with Answers 
White and gray rami communicants contain ______- system neurons only. - Answer-sympathetic 
 
Sympathetic fibers emerge from _______- and synapse in the superior cervical ganglion - Answer-T1 to T4 
 
These fibers innervate _____ and _________ of the head; stimulate _______ muscles of the iris; inhibit ______ and _______ glands; innervate smooth muscle of the ___________ and branch to the _______ - Answer-skin, blood vessels, dilator, nasal, salivary,...
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BIO 141 EXAM 1 STUDY QUESTIONS with complete solution / Latest updated .
- Exam (elaborations) • 13 pages • 2024
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BIO 141 EXAM 1 STUDY QUESTIONS with complete solution / Latest updated .
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Exam 1 BIO 141 NVCC Study Guide | 100% Correct Answers | Verified | Latest 2024 Version
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study of the functions of the body parts - physiology 
increase in body size without change in shape - growth 
movement of substances from place to place in body fluids - circulation 
change in the position of the body or a body part; motion of an internal organ - movement 
study of the structure of body parts - anatomy 
breakdown of food into simpler substances - digestion 
obtaining oxygen, using oxygen in releasing energy from foods and removing carbon dioxide - 
respiration
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BIO 141 EXAM 1 STUDY QUESTIONS SOLVED CORRECTLY & GRADED A+
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What are the four most common elements? - Answer-Hydrogen, oxygen, carbon, nitrogen 
What is the difference between and atom and a molecule? - Answer-An atom is composed of subatomic 
particles and the smallest unit of an element 
A molecule is 2 or more atoms combing to form a distinctive particle 
What does it mean that water is polar? - Answer-There is an uneven distribution of electrical density 
Partial (-) charge near oxygen atom and (+) charge near hydrogen atom 
What are the bonds that a...
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BIO 141 Final Exam
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BIO 141 Final Exam
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PVCC BIO 141 Integumentary System – Lecture Questions with Answers
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PVCC BIO 141 Integumentary System – Lecture Questions with Answers 
Squamous Cell Carcinoma - Answer--Second most common 
-Arises from keratinocytes from stratum spinosum 
-Metastasize (spread) 
-irregular pink ulcer w/ raised edge 
-Managed by surgical removal 
-Prognosis good - if treated early 
 
Malignant Melanoma - Answer--Will kill you 
-Sometimes hidden (most dangerous!) 
-Cancer of the melanocytes (ie moles) 
-Metastasize (spread) early on 
-Early detection is very important 
 
skin c...
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