Q: Q: What medical emergency occurs when a blood clot blocks blood flow to part of the brain, causing death of brain cells? Read this paragraph and choose the correct option from the provided answers: A stroke occurs when a blood clot blocks blood flow to part of the brain. Brain cells die quickly when their oxygen supply is cut off. Therefore, a stroke may cause permanent loss of normal mental functions. Many stroke patients suffer some degree of paralysis, or loss of the ability to feel or move certain parts of the body. If medical treatment is given very soon after a stroke occurs, some of the damage may be reversed. Strokes occur mainly in older adults. Choices: - cardiac arrest - epileptic seizure - heart murmur - stroke A:
A: stroke

Q: Q: What occurs when the amount of solute dissolved exceeds the solubility of the solute? Read this paragraph and choose the correct option from the provided answers: When the amount of solute dissolved exceeds the solubility of the solute. Occurs when a solution is saturated and the temperature slowly drops. Choices: - salination - absorption - stimulation - saturation A:
A: saturation

Q: Q: What do waves deposit in relatively quiet areas along a shore? Read this paragraph and choose the correct option from the provided answers: Echo sounders were used to search for enemy submarines during World War II. The depths they recorded allowed scientists to piece together bathymetric maps of the seafloor. Multi-beam sounders work on research vessels today. Choices: - fish - mud - snow - sand A:
A: sand

Q: Q: Yolk is a very fragile substance found in the eggs of reptiles and needs protection. what serves as protection for the yolk? Read this paragraph and choose the correct option from the provided answers: Choices: - fish sac - dish sac - eye sac - yolk sac A:
A: yolk sac