Straighterline Anatomy and Physiology 1 Questions and Answers 100% Pass

Straighterline Anatomy and Physiology 1 Questions and Answers 100% Pass An organ system is a group of organs with a common set of functions An organelle is a small structure within a cell A cell is the basic structural unit of living organisms What technique creates a three-dimensional dynamic image of blood vessels? digital subtraction angiography The delivery of a radioactive compound to the body to study the metabolism of tissues is called PET A tissue is a group of cells with similar structure and function What branch of physiology would study the effects of sunbathing on the skin? organ physiology Microscopic examination of a frozen tissue specimen is an application of which of the following disciplines? histology 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?. For every cell in your body, there are ten microbial cells The study of the body's organization by areas is regional anatomy Medial means toward the middle or midline of the body This is a sagittal section through the abdominopelvic cavity. What structures does "E" represent? retroperitoneal organs Which of the following systems carries necessary compounds like oxygen and nutrients throughout the body? cardiovascular The thumb is ___ to the fifth digit (little finger). lateral In reference to the body tempaerature in living organisms, the set point can be defined as the ideal normal value The sural region is the calf The visceral pleura is the serous membrane that covers the lungs The cervical region is the neck Imagine the following scenario: Blood pressure decreases below normal levels.→ Blood flow to the heart decreases → Heart is unable to pump as much blood.→ Blood pressure decreases even more. This is an example of _____ feedback. positive The popliteal region is the hollow behind the knee Cations and anions that dissociate in water are sometimes called electrolytes, because they can conduct an electrical current An atom has an atomic number of 19 and a mass number of 39. This atom will have 20 neutrons A neutral atom contains the same number of electrons and protons Subatomic particles located around the nucleus of an atom are electrons Which of the following is not a use of X-ray imaging? brain tumor progression In an x-ray film of the skeletal system, the dense tissue areas appear ______ because they ______ the x-rays; and the less dense tissues appear ______ because they ______ the x-rays. light, absorb; dark, do not absorb Sodium chloride is considered a(n) compound Which of the following factors will influence the rate of chemical reactions? All of these factors will influence the rate of chemical reactions The four most abundant elements in the human body are carbon, hydrogen, oxygen, and nitrogen The three forms of matter are: solids, liquids, and gases Eicosanoids play a role in the response of tissues to injuries The sodium chloride molecule breaks apart in water. What does "A" represent? salt crystal Which of the following statements is false? Water evaporation heats the body All of the following terms relate to lipids. Which does not belong with the other four? triglyceride Which of the following is a component of a nucleotide? adenine--a nitrogen base A solution that contains one osmole of solute in one kilogram (kg) of water is called a 1 osmolal solution Which of the following is the correct complementary strand to CATGTC? GTACAG Which of the following organic groups does DNA belong to? nucleic acid Which of the following molecules is NOT made from cholesterol? prostaglandins The pH value is determined by the concentration of hydrogen ions In order to study in detail the anatomy of internal cell parts, it would be best to use a transmission electron microscope (TEM) What structure does "A" represent on the diagram of the plasma membrane? phospholipid bilayer What structure does "D" represent on the diagram of the plasma membrane? integral protein Which of the following activities is a function of the plasma membrane? recognition of bacterial cells by the immune system What structure does "B" represent on the diagram