Category: Science/Math

Mohammed has a kidney condition that raises the level of potassium ions in the extracellular fluid that bathes cells. What effect would you expect this condition to have on his…Continue readingMohammed has a kidney condition that raises the level of potassium ions in the extracellular fluid..

Hemolytic disease of the newborn will never happen to the child of an Rh-negative mother if a. the child is type O-positive. b. the child is Rh-positive. c. the father…Continue readingHemolytic disease of the newborn will never happen to the child of an Rh-negative mother if a. the..

Which of the following is an example of a population? a. all individuals of the same species in an area b. all the species that can interact in an ecosystem…Continue readingWhich of the following is an example of a population? a. all individuals of the same species in an..

1.       Bone is hardened by the minerals ______________ and ______________. 2.       The cells that form bone are called ______________. 3.       A ______________ is the overstretching or tear in a ligament…Continue reading1. Bone is hardened by the minerals ______________ and ______________. 2. The cells that form bone..

Water  a. is a nonpolar molecule and therefore an excellent solvent. b. has a high heat capacity and therefore helps maintain a constant body temperature. c. has a low heat…Continue readingWater a. is a nonpolar molecule and therefore an excellent solvent. b. has a high heat capacity and.

Indicate the correct statement: a. An antibody is specific to one particular antigen. b. Antibodies are held within the cell that produces them. c. Antibodies are produced by macrophages. d.…Continue readingIndicate the correct statement: a. An antibody is specific to one particular antigen. b. Antibodies.

1.       The ______ is an insulating layer formed by Schwann cells that increases the rate of an action potential. 2.       The ______ uses cellular energy to move sodium ions out…Continue reading1. The ______ is an insulating layer formed by Schwann cells that increases the rate of an action…

You are nearly deafened by the first heart sound, which is caused by a. the opening of the atrioventricular valves. b. the closing of the atrioventricular valves. c. the opening…Continue readingYou are nearly deafened by the first heart sound, which is caused by a. the opening of the…

Dental x-ray films are taken using small doses of radiation and are used to detect tooth decay, injuries to the roots of teeth, and problems with the bones supporting the…Continue readingDental x-ray films are taken using small doses of radiation and are used to detect tooth decay,…

The autonomic nervous system a. cannot be affected by emotional states. b. controls conscious body movements. c. is entirely contained within the central nervous system. d. automatically adjusts the functioning…Continue readingThe autonomic nervous system a. cannot be affected by emotional states. b. controls conscious body..