Straighterline - A&P 1 Midterm Exam Questions With 100% Verified Answers

Straighterline - A&P 1 Midterm Exam Questions With 100% Verified Answers The study of tissues is - answerhistology Microscopic examination of a frozen tissue specimen is an application of which of the following disciplines? - answerhistology The study of the external form of the body and its relationship to deeper structures is - answersurface anatomy The study of the structural features and functions of the cell is - answercytology Which subdivision of anatomy involves the study of organs that function together? - answersystemic Magnetic resonance imaging is based on the movement of - answerprotons in a magnetic field. An organelle is - answera small structure within a cell The study of the body's organization by areas is - answerregional anatomy There are more microbial cells than human cells in your body and the health of this microbiota clearly influences human well-being. How many microbes are there?. - answerFor every cell in your body, there are ten microbial cells The delivery of a radioactive compound to the body to study the metabolism of tissues is called - answerPET Nerve cells generate electrical signals in response to changes in the environment. This is an example of - answerresponsiveness The pectoral region is the - answerchest area The antecubital region is the - answerarea in front of the elbow The thumb is ___ to the fifth digit (little finger). - answerlateral The popliteal region is the - answerhollow behind knee Which body system would be affected by degeneration of cartilage in joints? - answerskeletal In reference to the body tempaerature in living organisms, the set point can be defined as the - answerideal normal value Anatomy is - answerstudy of structure Visual inspection of the appearance of the liver and gallbladder during surgery is associated with which of the following? - answergross anatomy An anatomic image created from sound waves is a - answersonogram A tissue is a - answergroup of cells with similar structure and function An organ is - answera structure composed of several tissue types An organ system is - answera group of organs with a common set of functions A major limitation of radiographs is that they - answergive only a flat, two-dimensional image of the body What technique creates a three-dimensional dynamic image of blood vessels? - answerdigital subtraction angiography A cell is - answerthe basic structural unit of living organisms An investigator who conducts an experiment to determine how changes in pH affect the function of enzymes on digestion is most likely to be a(n) - answerphysiologist The cavity of the body immediately inferior to the diaphragm is the _____ cavity. - answerabdominal The parietal peritoneum is - answerserous membrane that lines the abdominal and pelvic cavities A molecular biologist discovers that if a specific drug effectively treats obesity in mice, what can researchers conclude? - answerthe drug is effective in the mouse model; it must still be tested in humans The sternal region is commonly known as the - answerbreastbone Which of the following systems carries necessary compounds like oxygen and nutrients throughout the body? - answercardiovascular Which of the following is NOT a component of a negative feedback mechanism? - answerstabilizer Proximal means - answercloser than another structure to the point of attachment to the trunk An increase in the number of cells is - answergrowth Platelets adhere to a damaged blood vessel → Platelets secrete various substances → Platelets adhere to a damaged blood vessel This is an example of _____ feedback. - answerpositive In an oxidation-reduction reaction, ______ are transferred between molecules - answerelectrons Enzymes are proteins that increase the rate of chemical reactions by - answerdecreasing the activation energy of the reaction Potential energy is - answerstored energy that could do work but is not doing so The presence of water in our bodies allows us to - answercool the body with sweat, maintain a fairly constant body temp, provide an environment for chemical reactions, keep tissues moist and reduce friction The molecular formula H2O means - answer2 hydrogen atoms and 1 oxygen atom Chemical reactions with the property of being able to proceed from reactants to products and from products to reactants are called - answerreversible reactions An electrolyte is - answera substance that conducts electricity when placed in solution. X-rays can be used to view bones because - answerx-rays cannot pass through bone Molecules that form when electrons are shared unequally between atoms are called - answerpolar molecules The four most abundant elements in the human body are - answercarbon, hydrogen, oxygen, and nitrogen Which of the following chemical reactions best represents the synthesis of ATP? - answerADP + Pi + energy → ATP + H2O From the following list, select the one organic substance found in the human body - answerglucose Which of the following is NOT a function of carbohydrates in the body? - answerprotection What type of covalent bond is formed between amino acid molecules during protein synthesis? - answerpeptide bond The building blocks of proteins are - answeramino acids Which of the following lists includes only monosaccharides that are isomers of one another? - answerglucose, fructose, galactose Eicosanoids - answerplay a role in the response of tissues to injuries