1. Some bloodsucking insects insert their mouthparts directly into a blood vessel and withdraw biod. Other
bloodsucking insects have mouthparts that cut through the skin and blood vessels, and produce a small poslo
blood from which they feed. Both mouthparts types are specialized for:
a autotrophic nutrition b. heterotrophic nutrition c regulation d excretion

High blood pressure occurs when there is too much blood flowing through the blood vessels at one time. by changing the amount of water in the blood, blood pressure can change. the excretory system can to lower blood pressure. which would most likely occur in the kidney? a)more water would be transferred from the nephron. b)less water would be absorbed into the nephron. c)the amount of water in the bladder would decrease. d)the amount of water in the blood would increase.