Straighterline A&P 1 Cumulative Final Exam 2023 with complete solution

Straighterline A&P 1 Cumulative Final Exam 2023 with complete solution Which is an example of a normally occurring positive-feedback mechanism? Ans stretching of the uterus near the end of pregnancy Which of the following is the most widely distributed type of muscle in the body? Ans Smooth A doctor performing an autopsy on a patient concludes that part of the brain was likely damaged by trauma due to a large population of which type of cell? Ans microglia During DNA replication, how does each template strand eventually become two identical DNA molecules? Ans One strand forms continuously, the other forms in short segments spliced by DNA ligase Which is the most superficial layer of skin that is composed primarily of living cells? Ans stratum spinosum Which of the following components of the bone matrix, when removed, allows the bone to be easily shattered? Ans Collagen The targeted response of the hormone lipotropin is an increase in which of the following? Ans the breakdown of fat in adipose tissues What is the smallest level of organization in the body that contains the body's genetic information? Ans cellular Which sentence best describes the sliding filament model of muscle contraction? Ans Sarcomeres and myofibrils contractWhich of the following is the definition of a third degree burn? Ans a burn that has destroyed the dermis and epidermis Which class of chemical messengers is secreted by neurons into synaptic clefts to activate an adjacent cell? Ans Neurotransmitter Which of the following types of openings in the skeletal system does a "sinus" describe? Ans Cavity Which of the following processes generates the most ATP within a human cell? Ans Oxidative phosphorylation What type of axons is found in a gray ramus comunicans? Ans unmyelinated, postganglionic axons Deep means Ans Away from the surface Which of the following is consistent with homeostasis? Ans As body temperature rises, sweating occurs to cool the body which of the following describes the position of the nose? Ans Superior to the mouth An organelle is Ans A small structure within a cell Posterior means Ans Toward the back of the body Which body system would be affected by degeneration of cartilage in joints? Ans Skeletal