Bio 20 - Lecture Exam 1Multiple Choices Prep Certified Questions And Answers.

What is anatomy nomenclature based on? (gives a worldwide standard for name) - correct answer Ancient Greek or Latin words Which system of the body will quickly respond to external and internal changes? - correct answer Nervous system What are the stages of organization? (In order) - correct answer Chemical level, cellular level, tissue level, organ level, organ system, organism Describe the anatomical position? - correct answer Person stands erect, with feet together and eyes forward. Palms face anteriorly with the thumbs pointed away from the body Name of the system that responds to the body changes through hormones? - correct answer Endocrine system Name of the plane that will show the body through the torso? (Anterior and posterior) - correct answer Frontal plane What is the term for cell division? What are the stages? - correct answer Mitosis Stages: prophase metaphase anaphase and telophase What are the three main components of cells - correct answer 1. Plasma Membrane 2. Cytoplasm 3.Nucleus Which cell transport moves molecules down their concentration gradient through an integral protein? - correct answer Facilitated transport Microtubules, microfilaments, and intermediate filaments make up the... - correct answer Cytoskeleton The smooth and rough ER is a network that is functioning together. What makes the rough ER look rough? - correct answer Ribosomes Term used when cells remove molecules through a protein vesicle to the outside of the cell? - correct answer Exocytosis What are the four types of tissue? - correct answer epithelial, connective, muscle, nervous apical means - correct answer top of the cell (surface layer) Basal means - correct answer bottom of the cell (basement) These cells are secreted in cartilage matrix - correct answer Chondroblasts What are osteoblasts? - correct answer bone forming cells Which cells produce mucin? - correct answer Goblet cells Connected tissue proper, cartilage, bone tissue, and blood make up what kind of tissue? - correct answer Connective tissue What is the order of strength of reticular fibers, elastic fibers, and collagen reticular? - correct answer Collagen, reticular, and elastic fibers What is the largest organ of the body? how much of our weight is it? - correct answer The skin About 7% of our body weight What is the layer of the layer the only appears in thick skin? - correct answer Stratum lucidum What gives our skin color? - correct answer Melanin, carotene, hemoglobin This is a scale like modification of epidermis. (Made of hard keratin) what is it? - correct answer Nails What part of hair projects outside the body? - correct answer Shaft What layer of skin does second degree damage? - correct answer Upper part of dermis What is the order of the skin layers? - correct answer epidermis, dermis, hypodermis Where is the location of nervous tissue? - correct answer brain, spinal cord, nerves This burn appearance white red or black? - correct answer Third-degree burns What is the name for "cell eating"? - correct answer Phagocytosis This type of muscle tissue is the wall of hollow organs. - correct answer Smooth muscle What is the name of the plane that separates the body superiorly and inferiorly? - correct answer Transverse