TEAS 7 Science test questions and answers 2024

Which of the following organs contains stores of glycogen that can be released as glucose for emergencies? Liver Which of the following is an organelle containing fluid-filled tubules for carrying and transporting substances? Endoplasmic reticulum Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:00 / 0:00 Full screen Which of the following layers of the epidermis is the first barrier against pathogens and water? Stratum corneum Liver cells have an especially large network of __________ because the liver removes waste products from the bloodstream Smooth endoplasmic reticulum In mitosis, which of the following describes what occurs during cytokinesis? Cytoplasm divides Which glands are most important in the process of thermoregulation? Eccrine Which of the following parts of the kidney holds the glomerulus? Renal cortex Before mitosis, a human cell has 23 chromosome pairs. After, how many pairs does one daughter cell have? 23 Which of the following correctly matches the part of the gastrointestinal system with an important enzyme it produces? Pancreas - trypsin In which of the following conditions do groups of alveoli combine, leading to a loss of their total surface area? Emphysema Where does chemical digestion begin? Mouth What produces the myelin sheath in the central nervous system? Oligodendrocytes Describe the cell membrane of a human cell It is a phospholipid bilayer with embedded proteins Describe the genetic process called translation Producing a polypeptide from an RNA template What is the end product of glycolysis? Pyruvate (C3H4O3) Which of the following describes the process of assimilation as it relates to the intake and use of food? Using the products of digestion to produce energy and synthesize cellular material What causes osteomalacia? Lack of vitamin D What is the function of Langerhans cells? They process infectious material that enters the skin, such as viruses What gland produces releasing hormones that stimulate or inhibit the actions of the pituitary gland? Hypothalamus From which of the following germ layers does the nervous system develop? Ectoderm Saliva naturally contains the enzyme _______, which begins the chemical digestion of ______. Lipase, lipids What hormone prompts bones to release calcium? Parathyroid hormone Which of the following structures increases the speed of electrical impulses generated by neurons? Myelin sheath Describe the role of a receptor in a homeostatic control mechanism It senses environmental stimuli What gland is found in the groin and armpits and produces sweat and scent? Apocrine Which of the following cell structures helps clear mucus from the airways of the respiratory system? Cilium Which of the following describes an anatomical relationship between the two structures in the human body? The femur is proximal to the tibia Which of the following matches the metabolic process with its site of occurrence? Electron transport chain- mitochondrial membrane Ribosome production in the cell occurs in the Nucleolus Which of the following pairs correctly matches a cellular organelle with its function? Rough ER- site of protein translation, folding, and modification Which of the following layers of the skin contains sweat glands, nail roots, blood capillaries, and hair shafts