9 Week Test 4 Flashcards
Which organ of the excretory system stores urine until the body is ready to eliminate it?
Urinary Bladder
Under normal conditions, which of the following substances is found in urine?
Urea
What function do the kidneys perform?
Remove urea and excess water
The endocrine system acts on the body through chemical products called
Hormones
A change or signal in the environment that can make an organism react is called an
Stimulus
What part of a neuron carries nerve impulses away from the cell body
Axon
A motor neuron sends an impulse to
A muscle or gland
A cell that carries information through your nervous system is a
Neuron
The thick column of nerve tissue that links the brain to most of the nerves in the peripheral nervous system is
Spinal cord
An automatic response is of the body that occurs very rapidly and without conscious control is called a
Reflex
The chemical product of an endocrine gland is called a
Hormone
Gassed pass in and out of a plant through the
Leaves
What part of a plant carries substances between the roots and the leaves
Stem
What is NOT a root function in a plant
Does not produce food.
A flowers female reproductive parts are called
Pistils
Which of these is NOT a function of the cardiovascular system?
Controlling many body processes by means of chemicals
What is the main function of the excretory system?
To collect and remove wastes from the body
The process by which an organisms internal environment is kept stable in spite of changes in the external environment is called
Homeostasis
What structure directs the activities of a cell?
Nucleus
Messages are carried back and forth between the brain and other parts of the body by
Nervous tissu