Biology
Cell biology, genetics, ecology, and life science fundamentals.
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consider this claim: professional video gaming should be considered a s…
Competitive video gaming often occurs in an atmosphere similar to that of other major sports: a large arena with cheering fans and millions of dollars on the table.
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consider this claim: basic wristwatches are no longer useful because pe…
Wristwatches are still useful because it is not always appropriate to check one's cell phone, such as during a test or a meeting.
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question 3 why is carbon monoxide so deadly? a acts as a systemic poiso…
Question 3: C. binds more readily than oxygen to hemoglobin, blocking oxygen transport Question 4: B. gill filaments
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10 minutes remaining | + unlimited extra time assignment content questi…
Question 1: D. Carbon dioxide, oxygen Question 2: C. Trachea
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select your prediction for this experiment with regards to pulse rate a…
C. Pulse rate is the same when detected in any location of the body. ### Second Sub - Question (Pulse Pressure Intensity and Artery's Proximity to Heart)
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question 4 of 10 tape recordings containing information that would make…
D. found to be incomplete.
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value: 10 the oxygen transporting molecule hemoglobin is found in _____…
1. c. Red Blood cells 2. b. Bicarbonate 3. b. decreases 4. b. Erythropoietin
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a. ventricular systole b. ventricular diastole c. atrial systole if you…
B. Pulmonary semilunar valve, D. Aortic semilunar valve
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ordering question click and drag on elements in order place the steps o…
1. Vascular spasm 2. Platelet plug formation 3. Blood coagulation
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please note: leaving this page before submitting your assessment will r…
b) The chicken should have an internal temperature of 165°F (74°C).
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a plant that has round and yellow seeds (rryy) is crossed with a plant …
9:16
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which family members have red - green color blindness? ○ sam, tim, bell…
A. Sam, Tim, Bella, and Joshua
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multiple choice question which supports the valves and openings of the …
A. Fibrous skeleton
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multiple choice question the interventricular septum is between which o…
C. Left and right ventricles (assuming the options are labeled A, B, C as: A. Left and right atria, B. Atria and ventricles, C. Left and right ventricles)
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multiple choice question where is the posterior interventricular groove…
C. Between two ventricles (assuming the options are labeled A, B, C as A. Between two atria, B. Between atria and ventricles, C. Between two ventricles)
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multiple choice question what is the earlike extension of each atrium c…
D. Auricle
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multiple choice question the fibrous skeleton of the heart is a ______ …
B. nonconductor
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20 of 123 concepts completed fill in the blank question the ridges of m…
pectinate
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19 of 123 concepts completed fill in the blank question the blood vesse…
aorta
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19 of 123 concepts completed multiple choice question which structure i…
A. Ligamentum arteriosum
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select all that apply choose all that are the functions of the fibrous …
A. Anchors the cardiocytes and give them something to pull against, B. Provides electrical insulation between the atria and ventricles, D. Provides structural support for the heart
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fill in the blank question the blood vessel indicated by the letter a i…
vena cava
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fill in the blank question the groove indicated by the letter a on the …
median
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multiple choice question which is formed by a framework of collagenous …
B. Fibrous skeleton
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multiple choice question which blood vessel is a branch off the pulmona…
B. Pulmonary artery (assuming the options are labeled as A. Pulmonary vein, B. Pulmonary artery, C. Superior vena cava, D. Aorta)
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multiple choice question the blood vessel that carries blood away from …
A. aorta
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multiple choice question the ascending aorta is attached to which heart…
A. Left ventricle
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16 of 123 concepts completed fill in the blank question the structure i…
ductus
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multiple choice question which is part of the aorta? aortic arch venous…
A. Aortic arch
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multiple choice question the inferior vena cava is attached to which he…
C. Right atrium (assuming the third option's typo "Rignt atrium" is a misspelling of "Right atrium")
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options: posterior interventricular sulcus, atrioventricular sulcus, co…
Atrioventricular sulcus (the option with text "Atrioventricular sulcus")
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14 of 123 concepts completed fill in the blank question the blood vesse…
right pulmonary artery
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multiple choice question which type of epithelium makes up part of the …
C. Simple squamous
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13 of 123 concepts completed fill in the blank question the blood vesse…
ascending
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12 of 123 concepts completed multiple choice question which is the inne…
C. Endocardium (assuming the options are labeled as A. Myocardium, B. Epicardium, C. Endocardium; if the original options have different labels, adjust the identifier but the text…
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12 of 123 concepts completed fill in the blank question the indicated v…
aortic
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multiple choice question which blood vessel is indicated by the letter …
B. Pulmonary trunk
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multiple choice question which fluid fills the pericardial cavity and l…
A. Pericardial fluid
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multiple choice question which is a blood vessel attached to the right …
D. Superior vena cava
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9 of 123 concepts completed multiple choice question which region of th…
A. Apex
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fill in the blank question the layer that lines the inner chambers of t…
endocardium
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ordering question click and drag on elements in order place in order th…
1. Endocardium 2. Myocardium 3. Epicardium
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multiple choice question what is the double - layered sac that surround…
B. Pericardium
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7 of 123 concepts completed fill in the blank question the structure in…
visceral (or epicardial, but visceral is more accurate for the inner layer of pericardium)
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multiple choice question where does pericardial fluid come from? the se…
A. The serous pericardium
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multiple choice question which region of the heart is indicated in the …
A. Apex
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fill in the blank question the broad superior part of the heart is the …
base
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multiple choice question the heart is ______ the pericardial cavity. in…
enfolded by
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fill in the blank question the side of the heart that supplies blood to…
left
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fill in the blank question the double-walled sac enclosing the heart is…
pericardium
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multiple choice question which side of the heart pumps blood to the lun…
A. Right
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multiple choice question the systemic circuit pumps blood from which si…
Left (the option "Left" is the correct answer. So the answer is the option with "Left".)
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multiple choice question what is the inferior tapered end of the heart …
C. Apex
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multiple choice question which portion of the circulatory system moves …
C. Pulmonary circuit
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2 of 123 concepts completed multiple choice question which region of th…
A. Apex
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multiple choice question the muscular pump that keeps blood flowing thr…
B. heart
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multiple choice question which side of the heart supplies blood to the …
B. Left (assuming the options are labeled as A. Right, B. Left)
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fill in the blank question the side of the heart that supplies blood to…
right side
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fill in the blank question the circuit that carries blood to the body t…
systemic circuit
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multiple choice question which circuit carries blood from the right ven…
A. Pulmonary
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true or false question the cardiovascular system includes the heart and…
A. True
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multiple choice question which term refers to a blood clot that breaks …
D. Embolus
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multiple choice question what is hemophilia? a disease caused by the in…
C. An inherited disorder caused by a deficiency of clotting factors (assuming the third option is labeled C; if original labels were different, adjust, but based on content, the o…
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multiple choice question antithrombin is a plasma protein produced by t…
C. Thrombin (assuming the options are labeled A. Heparin, B. Histamine, C. Thrombin; if the original labels are different, adjust accordingly based on the option with "Thrombin")
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multiple choice question antithrombin is secreted by which organ? skin …
C. Liver (assuming the options are labeled as A. Skin, B. Pancreas, C. Liver, D. Heart)
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nd drag on elements in order order the events that occur during fibrino…
1. Prekallikrein is converted to kallikrein. 2. Kallikrein catalyzes the formation of plasmin. 3. Plasmin dissolves the blood clot.
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fill in the blank question an abnormal clot of blood inside an unbroken…
thrombus
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fill in the blank question a mitotic stimulant secreted by platelets an…
growth
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multiple choice question when they are in the tissues, masses of clotte…
A. hematomas
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multiple choice question which best describes clot retraction? platelet…
C. Fibrin threads contract to pull the edges of the wound together.
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multiple choice question heparin is secreted by which of the following?…
A. Basophils
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multiple choice question which pathway only takes about 15 seconds to f…
B. Extrinsic pathway
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multiple choice question factor x combines with factors iii and v to pr…
D. prothrombin
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multiple choice question the reproduction of fibroblasts and smooth mus…
B. Platelet - derived growth factor
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multiple choice question one activated molecule of factor xii at the st…
B. Thousands to millions
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multiple choice question the process by which clots become more compact…
Assuming a typo and the correct option is retraction (if the last option is retraction, e.g., if it's a typo like "retraction" instead of "rebaction"): The option for retraction (…
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fill in the blank question in coagulation, prothrombin is converted to …
thrombin
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multiple choice question factor ______ cross-links fibrin threads into …
A. XIII
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multiple choice question release of factor xii by platelets initiates t…
B. intrinsic
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multiple choice question how is prothrombin activator formed? when fact…
C. When factor X combines with factors III and V (assuming the third option is labeled C; if the original options had labels like A, B, C, D, the correct one is the third option w…
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multiple choice question what is the first procoagulant that the extrin…
B. Factor X (assuming the options are labeled A: Hageman factor, B: Factor X, C: Prothrombin activator, D: Thromboplastin)
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multiple choice question which lists the correct order of events for th…
C. XII activates XI which activates IX and VIII which finally activates factor X. (Assuming the third option is labeled C; if the original options had labels like A, B, C, D, adju…
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multiple choice question what is tissue thromboplastin? a precursor to …
D. A compound released by damaged tissue that initiates the extrinsic clotting pathway
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multiple choice question the enzyme ______ converts fibrinogen into fib…
A. thrombin
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multiple choice question which statement about clotting factors is true…
Clotting factors initiate a cascade of reactions.
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multiple choice question once factor x is activated, the remaining even…
Identical
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multiple choice question the release of clotting factors by damaged blo…
B. extrinsic (assuming the options are labeled with the second option as extrinsic, following the order of the options shown: first is intrinsic, second is extrinsic)
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multiple choice question what begins the intrinsic pathway of coagulati…
B. Platelets stick to collagen (assuming the options are labeled A - D with this as option B; adjust label if needed, but the content is "Platelets stick to collagen")
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multiple choice question the meshlike framework of a blood clot is form…
D. fibrin (assuming the last option is labeled D; if labels are different, adjust, but based on content, the correct option is the one with "fibrin").
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multiple choice question the extrinsic and intrinsic pathways of blood …
Factor X (the option with "Factor X")
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multiple choice question the interaction of protein factors to produce …
B. coagulation
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multiple choice question the extrinsic pathway of coagulation begins wh…
III (the option with "III")
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multiple choice question which of the following most accurately describ…
A. A mass of platelets and trapped formed elements
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multiple choice question which is another term for clotting factors? gr…
C. Procoagulants
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multiple choice question platelet activation is an example of positive …
A. Activating one platelet leads to the activation of another platelet, and then another.
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multiple choice question the extrinsic mechanism of coagulation is init…
Factors released by damaged blood vessels (thromboplastin)
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fill in the blank question a prompt constriction of a broken blood vess…
spasm
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multiple choice question as part of coagulation, the plasma protein cal…
D. fibrinogen (assuming the last option is fibrinogen, as per the context of coagulation and conversion to fibrin)
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multiple choice question which term refers to the interaction of protei…
B. Coagulation
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fill in the blank question a mass of platelets that form in response to…
plug