COMPLETE QUESTIONS AND ANSWERS
A+ GRADED
integumentary system - ANSWER ✔ Consists of the skin, mucous
membranes, hair, and nails / largest organ of the human body.
red blood cells - ANSWER ✔ transports nutrients, gas, and waste to the
body; gives blood it's color
white blood cells - ANSWER ✔ part of the blood that helps destroy
bacteria and fight disease
platelets - ANSWER ✔ part of the blood that helps it clot to form scabs
plasma - ANSWER ✔ Liquid part of blood, made mostly of water, salt,
sugar, and protein
capillary - ANSWER ✔ smallest blood vessel; brings nutrients and
oxygen to the tissues and absorbs carbon dioxide and waste products
Alvioli - ANSWER ✔ small air sacs in the lungs where oxygen and
carbon dioxide are exchanged
Bronchi - ANSWER ✔ two short branches located at the lower end of
the trachea that carry air into the lungs
Bronchioles - ANSWER ✔ smallest branches of the bronchi
cardiovascular system - ANSWER ✔ The transport system of the body
responsible for carrying oxygen and nutrients to the body and carrying
, away carbon dioxide and other wastes; composed of the heart, blood
vessels, and blood.
skeletal system - ANSWER ✔ Provides shape and structure to the body.
Allows for movement. Protects vital organs. Produces blood cells.
muscular system - ANSWER ✔ Makes all movement possible from
moving skeletal muscles (walking, running, etc.) to digestion (smooth
muscle) to contraction of the heart (cardiac muscle).
central nervous system - ANSWER ✔ Brain and spinal cord
peripheral nervous system - ANSWER ✔ A division of the nervous
system consisting of all nerves that are not part of the brain or spinal
cord.
neuron - ANSWER ✔ Nerve cell
nerve - ANSWER ✔ A bundle of nerve fibers.
brain - ANSWER ✔ Control center of the nervous system
reflex - ANSWER ✔ An involuntary and almost immediate movement
in response to a stimulus.
endocrine system - ANSWER ✔ Controls body functions using
chemicals messengers called hormones
artery - ANSWER ✔ A blood vessel that carries blood away from the
heart.
capillary - ANSWER ✔ A tiny blood vessel where substances are
exchanged between the blood and the body cells.