Bio 242 exam 3 Study guides, Class notes & Summaries

Suppose you take a drug that blocks your ability to secrete certain compounds in urine. What structures are most likely to be affected? - ANSWER Convoluted tubules You consume a large number of antacids due tooo acid upset; you are mimicking the actions of the ____ that also produces bicarbonates. - ANSWER Stomach Mammals belong to the subphylum - ANSWER Craniata Which of the following is not one of the main features which characterize ALL Chordates from other taxa? - ANSWER Ventral Ner...

BIO 242 exam 3 Questions with Complete Solutions.

BIO 242 Exam 3 Questions with Complete Solution3

BIO 242 Exam 3 Practice Questions and Answers Updated 2024/2025 Graded A+/. The blood found in the pulmonary vein of a mammal is: oxygenated 3. Acquiring immunity from a primary immune response to an initial infection is an example of: naturally acquired active immunity 4. On a windy day, the wind carries off additional heat energy from a dog, compared to the heat energy lost on a still day. Which method of heat loss/gain is primarily responsible for heat loss? Convection 5. To which ...

BIO 242 EXAM 3-with 100% verified solutions-2023

Origin of Parasympathetic NS + how many neurons in pathway? - ANSWER Brain stem or lateral horns of sacral spinal cord -2 neurons, post and preganglionic Origin of Sympathetic NS + how many neurons in pathway? - ANSWER Lateral horns of the thoracic and lumbar spinal cord -2 neurons, post and preganglionic Origin of Somatic + how many neurons in pathway? - ANSWER Ventral horns of spinal cord -1 motor neuron Parasympathetic effector organs - ANSWER -gastrointestinal tract -smooth+ car...

BIO 242 Exam 3 Practice Questions and Answers | Graded A.The interstitial fluids of humans have essentially the same composition of water and dissolved materials as: Lymph 2. The blood found in the pulmonary vein of a mammal is: oxygenated 3. Acquiring immunity from a primary immune response to an initial infection is an example of: naturally acquired active immunity 4. On a windy day, the wind carries off additional heat energy from a dog, compared to the heat energy lost on a still...

BIO 242 EXAM 3 Questions And Answers With Verified Solutions Which lines of defense would be considered nonspecific? - answerFirst line of defense Second line of defense Differentiate between components of first and second line defense - answerFIRST:Physical and Chemical barriers SECOND: phagocytosis, inflammation, fever, antimicrobial proteins FLOD: lysozome - answeris secreted in tears in saliva What human body region is protected by fatty acids, acidic pH, lactic acid, and tough cell barrier ...

BIO 242 exam 3 Questions with Complete Solutions.

What are Chordate general characteristics? - ANSWER Eucoelomate Bilateral Symmetry Deuterostomes Chordate functional homologies (4) - ANSWER Notochord Pharyngeal gill slits Dorsal, hollow, single nerve cord Post-anal tail Homology in chordates. A flexible rod running posteriorly from the head to the tail. It acts as an attachment site for muscles and a support structure that can bend. It consists of a large fluid-filled cells encased in a stiff connective tissue. Its present in primit...