Exam 3 biol 252 Study guides, Class notes & Summaries
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exam 3 biol 252 Correct Questions & Answers(RATED A)
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cardiocytes - ANSWER contractile cells of the heart 
 
desmosomes - ANSWER attach cardiocytes together. When one cell contracts, the other will not separate. Think of them like glue between the cells. 
Connected via gap junctions 
Electrical and chemical coupling 
The heart muscle acts as a single functional unit 
 
If you had designed a heart, in which the heart muscle cells can contract in unison, what would you do? - ANSWER Innervate only a few muscle cells and have them attach to each other...
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BIOL 252 Exam 3 Questions and Answers (Graded A)
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BIOL 252 Exam 3 Questions and Answers
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BIOL 252 Exam 3 Questions And Answers All Correct
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BIOL 252 Exam 3 Questions And Answers All Correct 
 
 
 
A _________ with a __________Diameter carries electrical impulses the fastest 
Myelinated, Large 
 
 
The finger-like projections extending from the neuron's cell body that are most frequently the site of stimulation and formation of graded potentials are called 
Dendrites 
 
 
Sense 
When a stimulus activates its specific sensory receptor. 
Perceive 
The process of your brain interpreting all the stimuli at a given time​ 
Receptors ca...
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BIOL 252 Exam 3 Questions and Answers 100% correct
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BIOL 252 Exam 3 Questions and Answers
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BIOL 252 Exam 3 Questions and Answers
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BIOL 252 Exam 3 Questions and Answers
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Section Exam #5 Ecology, 252 Exam 4, Exam 1 252, Biology 252 - Midterm #3, BIOL 252 - Exam 2 Exam Verified Answers 2024
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Section Exam #5 Ecology, 252 Exam 4, Exam 1 252, Biology 252 - Midterm #3, BIOL 252 - Exam 2 Exam Verified Answers 2024
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BIO 252 EXAM 2 QUESTIONS AND CORRECT ANSWERS
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1. Myocyte Muscle cell 
2. Sarcolemma Plasma membrane of myocyte 
3. Sarcoplasm Cytoplasm of myocyte 
4. Myofibril Tightly packed filament bundles found within skeletal 
muscle fibers. Contractional unit of a muscle cell. 
5. Sarcoplasmic 
reticulum 
Site of calcium storage in a muscle cell. Surrounds the 
myofibrils 
6. Transverse 
tubules 
(T-tubule) 
Inward extensions of the sarcolemma that dive into the 
muscle fiber and surround each myofibril to form a tunnel- 
like network within the musc...
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Biol 252 Exam 3 Complete Questions & Solutions!!!
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You are a nurse and obtain the results of the complete blood count (CBC) from your patient below. Which of the following organs may be functioning abnormally? Select all that apply: 
RBCs: low 
Hemoglobin: high 
Hematocrit: slightly low 
A. Kidney 
B. Spleen 
C. Bone - ANSWER A. Kidney 
B. Spleen 
C. Bone 
 
You are a nurse and obtain the results of the complete blood count (CBC) from your patient below. What can you conclude about your patient 
RBCs: low 
Hemoglobin: high 
Hematocrit: slightly ...
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BIOL 252 Exam 3 Complete Questions & Answers!!
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3 Major parts of the cardiovascular system - ANSWER - blood 
- heart 
- blood vessels 
 
blood - ANSWER carries important "stuff" through the body 
• stuff = amino acids, glucose, vitamins, oxygen, CO2, etc. 
 
Composition of the Blood - ANSWER - 55% plasma → fluids, proteins, nutrients 
- 45% formed elements 
 
formed elements - ANSWER • red blood cells (erythrocytes) 
• white blood cells (leukocytes) 
• platelets (thrombocytes) 
 
Plasma - ANSWER - water (90% of plasma) 
- proteins...
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BIOL 252 Exam 3 Study Questions & Answers(GRADED A)
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Where would you expect to find dense regular elastic connective tissue? - ANSWER aorta 
 
What do you expect brown fat to produce low levels of given the cell's role in thermogeneration? - ANSWER ATP 
 
Where would you expect to find Fibrocartilage? - ANSWER Between the femur and tibia of the knee joint 
 
Which best describes why doctors recommend that women, who are prone to estrogen-dependent osteoperosis, take calcium suppliments? - ANSWER Women cannot make Ca2+, which is essential to maint...
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