A&P 101 Final Exam Questions with 100% Correct Answers

Epidermis is __________, whereas dermis is __________. A. the outermost layer of the skin; composed of stratified squamous epithelial tissue B. the innermost layer of the skin; under the epidermis C. largely composed of dense connective tissue; composed of stratified squamous epithelial tissue D. composed of stratified squamous epithelial tissue; composed of connective tissue, smooth muscle, and nerve cell processes Correct Answer D. composed of stratified squamous epithelial tissue, composed of connective tissue, smooth muscle, and nerve cell processes. Anatomy and physiology are difficult to separate because A. physiological functions in an organism are ongoing. B. our understanding of physiology is changing more than our understanding of anatomy C. body parts take up space D. physiological functions depend on anatomical structures Correct Answer D. physiological functions depend on anatomical structures 30. Action potentials are related to impulses conducted along an axon in that A. many impulses are required to cause one action potential. B. active transport of Na+ and K+ are required for impulse conduction but not for an action potential. C. impulses are stronger responses than are action potentials. D. propagation of a series of action potentials along a nerve cell fiber constitutes an impulse. Correct Answer propagation of a series of action potentials along a nerve fiber constitutes an impulse. For which of the following organelles are the structure and function correctly described? A. ribosomes - membranous vesicles containing digestive enzymes B. mitochondrion - non membranous structure that synthesizes proteins C. golgi apparatus - particles, composed of protein and RNA, which synthesize proteins D. endoplasmic reticulum - a network of interconnected membranes forming sacs and canals that packages protein molecules for secretion Correct Answer D. endoplasmic reticulum - a network of interconnected membranes forming sacs and canals that packages protein molecules for secretion The ____________ is the thin meninx attached to the surface of the brain, containing many nerves and blood vessels. A. dura mater B. arachnoid mater C. pia mater