101Teas 6 science practice questions and 100% correct answers. Rated A

101Teas 6 science practice questions and 100% correct answers. Rated A Document Content and Description Below 101Teas 6 science practice questions and 100% correct answers What is the name of the structure that prevents food from entering the airway? AnsEpiglottis Which substance makes up the pads that pro vide support between the vertebrae? AnsCartilage The two criteria for classifying epithelial tissue are cell layers and ______ Ans- Cell shape Where is the parathyroid gland located? Ans- Neck How many organ systems are in the human body? Ans- 11 Which element within the respiratory system is responsible for removing foreign matter from the lungs? Ans- Cilia What is the name of the process in the lungs by which oxygen is transported from the air to the blood? Ans- Diffusion Which gland is responsible for the regulation of calcium levels? Ans- Parathyroid Which secretion of the digestive system is responsible for water reabsorption? AnsLarge intestine Describe one responsibility of the integumentary system. Ans- Blocking pathogens that cause disease When are parasympathetic nerves active within the nervous system? Ans- When a person is resting or eating What best describes the relationship between the circulatory system and the integumentary system? Ans- Removal of excess heat from body Once blood has been oxygenated, it travels through the pulmonary veins, through the left atrium, and then through the _______ before entering the left ventricle. Ans- Mitral valve The part of the human excretory system most responsible for maintaining normal body temperature is what? Ans- Sweat glandsA part of what body system controls fluid loss, protects deep tissue, and synthesizes vitamin D? Ans- Integumentary system The respiratory system ______ oxygen and ______ carbon dioxide. Ans- Delivers; expels What is the name for any substance that stimulates the production of antibodies? AnsAntigen What does not exist in RNA? Ans- Thymine In what muscle type are the filaments arranged in a disorderly manner? Ans- Smooth muscle Which hormone is produced by the pineal gland? Ans- Melatonin What type of plane describes a section that divides the body into equal right and left parts? Ans- Mid-sagittal In the development of genetic traits, one gene must match to the one _______ for the traits to develop correctly. Ans- Protein What can be found in the dorsal cavity of the body? Ans- Spine What best describes the careful ordering of molecules within solids that have a fixed shape? Ans- Crystalline order What structure moves downward during inspiration? Ans- Diaphragm Which of the following describes the transport network that is responsible for the transference of proteins throughout a cell? Ans- ER The right lung has ___ lobes and the left lung has ___ lobes? Ans- 3;2 A _________ is the physical and visible expression of a genetic trait. Ans- Phenotype Which systems primary function is to release hormones ? Ans- Endocrine system The heart is located in which of the following areas? Ans- Thoracic A substance is considered acidic if it has a pH of less than ____. Ans- 7 What best describes the location of the trachea in relation to the esophagus? AnsAnterior A triple beam balance would show what unit of measurement ? Ans- GramsWhat best describes a section that divides the body into equal upper and lower portions? Ans- Transverse What best describes the role of RNA? Ans- Sending messages about the correct sequence of proteins in DNA What do catalysts alter to control the rate of a chemical reaction? Ans- Activation energy What best describes the primary function of the nervous system? Ans- The center of communication of the body What system is primarily responsible for helping the body breathe? Ans- Respiratory system Which system helps fight illnesses? Ans- Immune system What bone type is embedded in tendons? Ans- Sesamoid bones What is NOT a product of respiration ? Ans- Glucose What blood vessel contains the least-oxygenated blood? Ans- Pulmonary artery What layer of the heart contains striated muscle fibers for contraction of the heart? AnsMyocardium What blood vessel carries oxygenated blood back to the heart? Ans- Pulmonary vein What part of the cell is often called the cell "power house" because it provides energy for cellular functions? Ans- Mitochondria What function do ribosomes serve within a cell? Ans- Ribosomes aid in protein synthesis What us the most likely reason that cells differentiate? Ans- So that simple, nonspecialized cells become highly specialized cells How is meiosis similar to mitosis ? Ans- Both occur in human, other animals, and plants How do DNA and RNA function together as part of the human genome? A