QUESTION 1Chemicals that serve as signals that elicit a resp

QUESTION 1Chemicals that serve as signals that elicit a response from target cells are called __________.transmitterssteroidshormonesketonesQUESTION 2During muscle contraction, __________ shorten via an elaborate mechanism involving acting and myosin filaments.sarcomeresmyofibrilsZ discsneuronsQUESTION 3How many bones are in the human body?2102062013094 points QUESTION 4According to the course textbook, which of the following birth control methods has the lowest rate of unintended pregnancy?Combination birth control pillMale condomFemale condomImplantables4 points QUESTION 5According to the course textbook, which of the following may not be prevented by using condoms?Chlamydia and yeast infectionsSyphilis and GonorrheaSyphilis and yeast infectionsHerpes and genital warts4 points QUESTION 6Match each gland to its function. – A. B. C. D. E. F. G. Thyroid – A. B. C. D. E. F. G. Parathyroid – A. B. C. D. E. F. G. Hypothalamus – A. B. C. D. E. F. G. Adrenal gland – A. B. C. D. E. F. G. PancreasA.Secretes a hormone that raises calcium levelsB.Secretes a hormone that stimulates T cells of the immune systemC.Secretes both testosterone and estrogenD.Secretes calcitonin to lower blood calcium levelsE.Secretes insulin and glucagon to regulate glucose levelsF.Secretes a gonadotropin-releasing hormoneG.Secretes FSH (follicle-stimulating hormone) and LH (luteinizing hormone)QUESTION 7Match each part of the cerebrum or cerebellum stem to its association or function. – A. B. C. D. E. F. G. H. I. J. K. Parietal lobe – A. B. C. D. E. F. G. H. I. J. K. Frontal lobe – A. B. C. D. E. F. G. H. I. J. K. Temporal lobe – A. B. C. D. E. F. G. H. I. J. K. Occipital lobe – A. B. C. D. E. F. G. H. I. J. K. Cerebral cortex – A. B. C. D. E. F. G. H. I. J. K. Corpus callosum – A. B. C. D. E. F. G. H. I. J. K. Thalamus – A. B. C. D. E. F. G. H. I. J. K. Hypothalamus – A. B. C. D. E. F. G. H. I. J. K. Cerebellum – A. B. C. D. E. F. G. H. I. J. K. Brain stemA.Control center for hunger, thirst, and body temperatureB.Controls reflexes and spontaneous functionsC.Processes visual informationD.Involved in processing auditory and olfactory informationE.Allows communication between the two cerebral hemispheresF.Generating and understanding speech and other sensory informationG.Relays information between the spinal cord and cerebrumH.Responsible for autonomic (involuntary) functionsI.Processes voluntary muscle movement, involved in memoryJ.Processes information about touch and self-awarenessK.Controls balance, muscle movement, and coordinationQUESTION 8Also known as nerve impulse, a brief reversal of the electrical charge across the membrane of a nerve cell is known as __________ __________. (2 words)QUESTION 9Bacterial STDs are usually treated with __________, which is not an effective treatment for viral STDs.QUESTION 10The presence of __________ accounts for the differences in muscle mass among male and female humans.QUESTION 11__________ muscle pairs contract in opposition to one another to create the movement of limbs and appendages.QUESTION 12Discuss the difference between general senses and special senses. Then, of the special senses, decide which you think is either most important or least important and explain your position.Your answer must be at least 200 words in length.QUESTION 13Imagine that you are a forensic detective and you have been tasked with analyzing a complete skeleton. How might you go about determining if the skeleton is male or female? What characteristics would you look for?Your answer must be at least 200 words in length.