Body Systems
cells, tissue, organ, organ system
TRUE or FALSE:
A suntan is caused by dead blood cells in the skin when exposed to intense sunlight.
FALSE
True or False:
Muscle tissue is used to move substances throughout your body.
True!
This bone protects the brain.
the skull
The elbow is an example of a __________ joint.
moveable
Tissues are groups of _______ that work together to perform certain functions.
cells
The thick layer of skin that contains many blood vessels, nerves, and hair follicles is the ______.
dermis
TRUE or FALSE:
Voluntary muscles move the body by pushing and pulling bones.
False
This bone is in your upper arm.
humerus
Where does cartilage change to bone?
at the growth plates
The human skeleton would best be described as...
an organ system
What is the pigment that is responsible for much of the color of human skin?
Melanin
Where would you find smooth muscle?
A. in the heart
B. lining the blood vessels
C. in the obliques and deltoids
D. in skeletal muscle
You would find it in the lining of the blood vessels
The hard white tissue covering a bone that forms new bone tissue is __________.
the periosteum
The bones forming most joints are held together by ...
ligaments
Which type of tissue lines the external and internal surfaces of the body?
epithelial tissue
Which of the following is true of both a callus and a blister?
A. They are caused by too much sunlight.
B. They contain fluids trapped under the skin.
C. They are formed from only dead skin cells.
D. They are a way for the skin to protect itself.
D. They are a way for the skin to protect itself.
Biceps and triceps are examples of _________ muscle?
voluntary muscle
Name the bone that protects your lower organs.
Pelvis
Accept any two: movement, protection, mineral storage, and blood cell production.
Blood and bone are ______ tissue.
connective
How does skin regulate body temperature?
Skin cools the body by having more blood flowing through the dermis to release heat. Sweat glands also release sweat, and as the sweat evaporates more heat is released.
Skin warms the body by lessening blood flow in the skin, closing the sweat glands, and forming goose bumps.
This muscle is striated and involuntary.
A cardiac muscle
This bone is attached to your ribs and helps protect your heart and lungs.
sternum
How do muscles regulate body temperature?
Muscles warm the body by releasing heat every time they contract. When the body is too cold, contracting muscles cause the body to shiver and produce goose bumps.