Test 2 (Chapter 2) Flashcards
The primary function of the ___ is to help regulate body temperature
sweat glands
What are the three components of aerobic exercise
frequency, intensity, and duration (time)
my-,myo-
refers to the muscle
The body’s largest veins
venae cavae
A dark-colored pigment in the epidermis that is largely responsible for skin coloring
melanin
Exercises that involve little or no outward movement are known as ___ exercises.
isometric
the amount of force that blood exerts on the walls of the blood vessels
blood pressure
derm, derma
refers to the skin
How can aerobic exercises be most beneficial to the body?
they should be done at least 3 times a week
they should raise the heart and breathing rates considerably
they should last 20 to 30 minutes without stopping
The largest organ of the body
skin
The body’s largest artery
aorta
cardio-
refers to the heart
The study of the heart and its functions
cardiology
The condition in which a stable internal environment is maintained by the body
homeostasis
The movement of blood through all parts of the body exept the lungs
systematic circulation
hypo-
means “less than, beneath, or below”
Muscles that decrease the angle between the bones of a joint
flexors
epi-
means “on, over, or above”
the rigid ring of thick bone that supports most of the body’s weight
pelvic girdle
The largest bone in the leg and the longs bone in the body
femur
the warning signs of melanoma in moles are ___, border irregularity, color change, and diameter change
asymmetry
Describe anaerobic exercises
They are brief, stenuous, or intense exercise, not powered by oxygen burning, that lasts only a short period of time.
The two thin-walled upper chambers of the hear
atria
The two largest and strongest muscles in the body
gluteus maximus
Describe aerobic exercises
They improve the condition of the heart and lungs. They are moderate, long-duration exercises powered mostly by “burning” fuels with oxygen.
The study of the structure, functions, disorders, and diseases of the respiratory system
pneumology
osteo-
refers to bones
The type of joint that allows the widest range of motion
ball-and-socket joint
The volume of blood ejected from the ventricles with each contraction
stroke volume
The flow of blood from the heart to the lungs and back to the heart
pulmonary
The muscles that allow you to bend your arms at the elbow
biceps brachii
The muscle that separates the thoracic and abdominal cavities and functions in respiration
diaphragm
The ability of a muscle to extend easily through its full range of motion
flexibility
The strong bands of connective tissue that join bones together
ligaments
The oily secretion which moisturizes the skin and helps keep it soft and flexible
sebum
The movement that describes most joints in the body
freely moveable
The type of joint that allows only a rotating movement
pivot joint
The fatty layer of loos connective tissue that attaches the skin to muscle and bone
hypodermis
Name the 7 parts of the respiratory tract in order.
pharynx
glottis
larynx
trachea
bronchi
bronchioles
alveoli
the maximum volume of air that can be inhaled and exhaled
vital capacity
The enlargement of muscles through use
hypertrophy
The muscles that allow you to raise your arms out to the side
deltoid muscles
a thick vertical wall that divides the left and right chambers of the heart
septum
Nerve endings in the dermis that serve as a means of communication between your body and the outside world
sensory receptors
The skin’s outer layer which contains very few pain receptors and no blood vessels
epidermis
