IVY TECH APHY 101 midterm exam Questions With 100% Correct Answers.

The tissue through which gases are exchanged between the blood and the air in the lungs is - Answersimple squamous epithelium Body heat is lost primarily by - Answer-radiation Bone cells form concentric circles around longitudinal tubes called - Answer-central canals A body has been sectioned in such a way that there is one whole lung per section and the urinary bladder has been split in half. What type of section is this? - Answer-sagittal Which type of tissue lines the follicles of the thyroid glands? - Answer-simple cuboidal epithelium The anaerobic reactions of cellular respiration take place in the - Answer-cytoplasm Which action is the main function of the digestive system? - Answer-absorption of nutrients A cell is surrounded by an extremely thin, flexible membrane. Why is the membrane selectively permeable? - Answer-It allows some substances to pass through and excludes others based on size, polarity, and other factors. What type of tissue is adipose tissue? - Answer-connective tissue The human integumentary system includes - Answer-skin, nails, hair follicles, and sweat glands DNA and RNA differ in that - Answer-DNA holds genetic information and RNA uses that information to synthesize protein. Maintaining a stable internal environment typically requires - Answer-negative feedback mechanismTranscription and translation differ in that - Answer-transcription produces RNA and translation produces protein. Endoplasmic reticulum is best described as a - Answer-network of interconnected membranes The major blood vessels that supply the skin are in the - Answer-dermis Matter is composed of elements, which are composed of __________. - Answer-atoms For which of the following organelles are the structure and function correctly described? - AnswerEndoplasmic reticulum—a network of interconnected membranes forming sacs and canals that packages protein molecules for secretion Which of the following are cellular fragments? - Answer-blood platelets Homeostasis exists if concentrations of water, nutrients, and oxygen in the body are balanced and heat and pressure __________. - Answer-remain within certain limited ranges An isotonic solution - Answer-has the same osmotic pressure as the cells in the solution Which of the following characteristics of life and their descriptions is correct? - Answer-Circulation—the movement of substances in body fluids Which of the following characteristics is used to name tissue types? - Answer-organization of cells The isotope most likely to be used to study the thyroid gland is - Answer-iodine-131 The type of epithelium that lines the urinary bladder and many of the urinary passageways is - AnswertransitionalATP is important to cellular processes because it - Answer-provides energy for cellular work when the terminal, high-energy bond is broken. In phagocytosis - Answer-a cell membrane engulfs solid particles.