Bio 251 Exam 1 Approved Questions and Answers

tissues in the body are classified into which of the following four types? a. reproductive, digestive, skeletal, and respiratory b. skeletal, cardiac, endocrine, and nervous c. nervous, muscle, epithelial, and connective d. atoms, tissues, organs, and organ systems e. endocrine, nervous, integumentary, and reproductive - c. nervous, muscle, epithelial, and connective Which of the following accurately represents the order of complexity for the body, from least to most complex? A) organ systems, cells, tissues, organs B) cells, tissues, organs, organ systems C) tissues, cells, organs, organ systems D) cells, tissues, organ systems, organs E) organ systems, organs, tissues, cells - B) cells, tissues, organs, organ systems Which of the following compartments contain most of the water found in the human body? A) plasma B) interstitial fluid C)intracellular fluid D) extracellular fluid E) lumen of the intestinal tract - C)intracellular fluid Referring to a membrane as "selectively permeable" describes its ability to _____ A) allow the movement of certain molecules across the membrane but restrict the movement of other molecules B) restrict only the movement of sodium across a membrane C) provide a barrier that restricts the movement of all molecules across a membrane D) provide a minimal barrier that allows almost any molecule to move across a membrane E) restrict only the movement of potassium across the membrane - A) allow the movement of certain molecules across the membrane but restrict the movement of other molecules Which of the following statements about homeostasis is FALSE? A) The internal environment is maintained in a state compatible for life. B) The organ systems work together to maintain homeostasis. C) The primary mechanism to maintain homeostasis is positive feedback. D) Illness can result if homeostasis is disrupted