Biology question and answers for December 06, 2023
- Q A nurse is caring for a client who has a serum potassium level of 5.5 mEq/L. The provider prescribes polystyrenesulfonate. Which of the following ECG results should indicate to the...
- Q If excess hydrogen ions are added to the blood, the body will respond withMultiple Choiceincreased respiration and increased reabsorption of bicarbonate ions.increased respiration and increased excretion of bicarbonate ions.decreased respiration...
- Q Step 5: Imagine you are a red blood cell sitting in the right atrium of the heart. Write a paragraph that describes what happens to this red blood cell as...
- Q An electrocardiogram (ECG) is used to assessthe electrical activity of the heartblood pressurethe sounds of valves closing in the heartthe blood volume moved with each ventricular contraction
- Q Damage to the AV node in humans........would block the transmission of the electrical impulse from atria to ventricleswould block conductance between the bundle branches and the Purkinje fibers.would disrupt the...
- Q Organisms in which the circulation fluid is distinct from the tissue fluid are also likely to havea closed circulatory system and extensive numbers of capillariesa gastrovascular cavity and closed digestive...
- Q Which sequence of blood flow can be observed in either a reptile or a mammal?vena cava ? right atrium ? ventricle ? pulmonary circuitright atrium ?? pulmonary artery ? left...
- Q Which of the following is NOT a role of the circulatory system?Transport nutrients absorbed from the small intestines throughout the bodyTransport O2 absorbed at the lungs throughout the bodyTransport CO2...
- Q A systolic pressure under 100 mmg ora diastolic pressure under 60 mmHg is diagnostic for shock.A. TrueB. False
- Q If a person has both B and Rhesus antigens, what is their blood type?A. B+B. O+C. AB+D. O-
- Q The surfaces of red blood cells contain protein markers calledA. antibodiesB. antigensC. OphospholipidsD. aquaporins
- Q Most strokes involve a portion of theVertebral arteryCircle of WillisMiddle cerebral arteryCommon carotid artery
- Q During development what happens if a t cell interacts with an MHC I marker? Why does this happen?
- Q This is the second Rh positive child born to an Rh negative mother. Why doesn't hemolytic disease of the new-born happen when an Rh positive child is born to an...
- Q Lymphatic fluid flowsMultiple Choicetoward the heartaway from the heartboth toward and away from the heart
- Q If a hypothesis is refuted, does that mean it was wrong?No. Failure means that they were wrong, but you are rightYes. Your hypothesis is wrong, then you are wrong.No. If...
- Q Please select the best example of homeostasis from the choices below.When muscle cells need more oxygen, heart rate increases to pump blood faster.When plants do not get enough water, their...
- Q A drop of a patient's blood is placed in pure water, and the red blood cells (RBCs) rise to thetop of the beaker. This is likely due to the patient...
- Q Which of the following is the best justification for why the rabbit hemoglobin proteins were found throughout the tadpole? (A) Rabbit mRNA is composed of nucleotides that are more stable...
- Q Critical Thinking Question (5 pts.) (You may use the back of the page to write your answer if needed). Here is a case-study for you to solve. Use what you...
- Q White blood cells (leukocytes) are typically classified as granulocytes, monocytes or lymphocytes. Examples of granulocytes include ___ and lymphocytes ___.platelets and eosinophils. basophils and B-cells. neutrophils and platelets. eosinophils and...
- Q What happens to the blood of a patient who has Type A if the A antibodies are added?NothingIt will mix evenlyIt will agglutinate (clump up)It will turn into water
- Q Blood was dropped from a distance of 30 cm. Although the height was the same, two different patters emerged. How do you account for the difference?
- Q Tom is a new EMT and is very nervous on his first emergency call. The patient is in need of IV fluids. Tom administers the fluids but quickly realizes that...
- Q Based on this scenario - When you feel your heart rate increase, you take many slow and deep breaths, your heart rate would go down to the normal range. 1....
- Q Identify the INCORRECT statement regarding baroreflex.The nucleus solitary tract receives information from the baroreceptorsCaudal ventrolateral medulla inhibits rostral ventrolateral medullaRostral ventrolateral medulla excites the parasympathetic efferents, which results in Increase...
- Q Which of the following describes the blood vessels, sweat glands, and temperature of the skin after a period of exercise?Blood vessels - constricted; Sweat glands - inactive; Skin temperature -...
- Q A man without von Willebrand Factor will have trouble:Select one:a. Forming a platelet plug in an injured vesselb. Activating complement to destroy a pathogenc. maintaining an adequate Oxygen supply in...
- Q Which of the following does show the blood direction/pathway in a correct order?left atrium, mitral valve, left ventricle, semilunar valve, pulmonary arteriesRight atrium, semilunar valve, right ventricle, pulmonary valve, pulmonary...
- Q The normal pH of blood is 7.35-4.45. The normal pCO2 level is 35-45mmHg. John has blood work performed. His recorded pH is 7.1. His recorded PCO2 is 20mmHg. Based on...
- Q Calculate the frequency of Rh(+) individuals in the class. Write the answer as a decimal.Include only the first3 numbers after the decimal and round up if necessary. (For example, if...
- Q Which of the following is considered "specific" immunity?O gastric juiceO inflammatory responseO Lymphocytes producing antibodiesPhagocytic cells
- Q Hypertension is both a disorder in and of itself (a pathology which may require treatment) AND a risk factor for other diseases.TrueFalse
- Q Which structure(s) would best be described as the backup pacemaker in the heart?Bundle branchesPurkinje fibersAV NodeSA Node
- Q Damage to what layer of the arterial wall is a key factor in atherosclerosis and other vascular disorders?Tunica intimaTunica externaTunica muscularisTunica media
- Q Which of the following statements regarding orthostatic hypotension is/are accurate?All of the above Associated with cardiomyopathy and hypervolemia Involves a decrease in diastolic/systolic pressure on standing Typically cannot be corrected...
- Q Hemolysis on Blood Agar is due tothe break down of the membrane of red blood cells by a bacterial protein known as hemolysin.the precipitation of the bile salts in the...
- Q Which statement about morphology is NOT correct? a. Colonies of bacteria do not vary in morphology. b. Morphology includes cellular arrangements. c. Morphology includes cell shape. d. Morphology is commonly...
- Q If you were to trace a drop of blood from the heart to the right forearm youwould follow this route: Heart -> aortic arch -> _____ -> right subclavian artery...
- Q Type O+ blood would have which of the following antigens on the surface of the red blood cells?A onlyB onlyNeither A nor BRh factor onlyRh factor, with neither A nor...
- Q The blood vessel marked is thesuperior vena cavaaortapulmonary trunkinferior vena cava
- Q Osmosis usually drives water into eukaryotic cells. How do animal cells prevent lysis due to osmosis?A. They have strong cell walls that surround their plasma membranes and prevent lysis.B. They...
- Q Trace a drop of blood from the aortic arch to the stomach. Try to think of arteries as roads and streets branching off from each other. Think of veins as...
- Q Trace a drop of blood from the brain to the heart. Try to think of arteries as roads and streets branching off from each other. Think of veins as tributaries...
- Q Which of the pictures above depicts Scoliosis O C OB B O A
- Q The foot is to the knee O proximal O distal O anterior cephalic
- Q Day 1 External Features Directions Obtain a fetal pig from your teacher and place it in the dissection tray The group reader is responsible for reading directions as you fill...
- Q A Flexion of the hand B Extension of the forearm Involuntary movement of the fingers D Pronation of the hand Question 16 The nurse documents the bilateral patellar or quadriceps...
- Q why do you think the last section is entitled burning bright give 3 ideas from Fahrenheit book
- Q Which of the following best describes skeletal muscle repair after acute damage in a healthy person O a The appearance of centrally localised nuclei in the myofibres a temporary loss...
- Q 8 Microtubules are stabilized in nerve cells through binding of which pro a Thymosin b Profilin c TAU d Troponin
- Q Which is the largest of the ankle bones OA Tarsal B Malleolus C Hallux
- Q Which of the following explains why introducing the MyoD protein into a fat cell causes that cell to become a muscle cell but adding it to a neuron will have...
- Q All of the following muscles are acting concentrically as prime movers in the downward pull phase except X FI Omiddle deltoid Obiceps brachii latissimus dorsi posterior deltoid IN
- Q Overstretching or tearing of a ligament is known as OA a greenstick fracture B kyphosis Oc C a sprain
- Q During childhood cartilaginous tissue is gradually replaced by bony tissue in a process known as OA osteoclasts OB calcification C osteoblasts D ossification
- Q Muscles get their names from their shape size action and OA A antagonism B insertion OC origin D
- Q Which of these is a combining form meaning rib A Myel o B Oste o C Arthr o D Cost o
- Q The eight small bones of the wrist joint are known as the A tarsal bones B cancellous bones C phalanges
- Q Inflammation of a bursal sac because of repetitive muscular activity is called A Dupuytren s contracture OB bursitis C restless legs syndrome OD ganglion
- Q Which section of the vertebrae is located in the lower back A Ventral B Lumbar C Thoracic OD Cervical
- Q An athletic injury that has pain and inflammation in the flexor muscles over the anterior tibia shin splints is located in the OA neck B wrist OC lower leg D...
- Q Bending a joint to decrease the angle between two bones or two body parts is known as A adduction B flexion C extension D abduction
- Q Approximately how many skeletal muscles are in the body OA 400 B 500 C 600 D 700
- Q The humerus is the OA smaller of the two bones in the lower leg B bone in the upper arm C bone in the upper leg D larger of the...
- Q Which of the following is the characteristic symptom of myasthenia gravis A Abnormal fatigue involving skeletal muscles OB Gradual paralysis C Sudden temporary muscle spasms D Widespread stiffness and internal...
- Q If a patient had a fracture of the zygomatic bone it would involve A the bones of the feet B a cervical vertebra C one of the facial bones D...
- Q The loss of muscle bulk in one or more muscles is known as A A a contracture B atrophy C an avulsion
- Q The ulna is the A forearm bone located along the thumb side of the lower arm OB larger of the two bones of the lower leg C forearm bone located...
- Q The gastrocnemius muscle OA bends the upper body forward OB straightens the lower arm OC lets you stand on tiptoe OD moves food into the stomach
- Q Which is the short muscle that flexes the big toe OA Gluteus maximus OB Extensor digitorum OC Flexor hallucis brevis OD Brachioradialis
- Q The combining form muscul o has the same meaning as which combining form A My o B Contract o C Malign o D Ten o
- Q Which word means pain in several muscle groups A Myasthenia gravis O B Myopathy OC Repetitive strain injury OD Polymyalgia
- Q The skeleton forms the central bony structure of the body around which other parts move A axial B sagittal C appendicular D annendage
- Q The is a large muscle located in the buttocks OA temporalis OB brachioradialis OC rectus abdominis OD gluteus maximus
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