Test 2 Flashcards
What are the two thin-walled upper chambers of the heart?
atria
What are the bodies largest veins?
venae cavae
What is the movement of blood through all parts of the body except the lungs?
systemic circulation
What is the study of the structure, functions, disorders, and diseases of the respiratory system ?
pneumology
What is the largest bone in the leg and the longest bone in the body?
femur
What muscle separates the thoracic and abdominal cavities and functions in respiration?
diaphragm
What muscles decrease the angle between the bones of a joint?
flexors
What muscles allow you to raise your arms out to the side?
deltoid
What muscles allow you to bend your arms at the elbows?
biceps brachii
The enlargement of muscles through use is known as ______.
hypertrophy
What is the condition in which a stable internal environment is maintained by the body?
homeostasis
What are the nerve endings in the dermis that serve as a means of communication between your body and the outside world?
sensory receptors
What is the dark-colored pigment in the epidermis that is largely responsible for skin coloring?
melanin
The oily secretion which moisturizes the skin and helps keep it soft and flexible is called the _______.
sebum
What is the body’s largest artery?
aorta
What is the ability of a muscle to extend easily through its full range of motion?
flexibility
What movement describes most joints in the body?
freely movable
What type of joint allows the widest range of motion?
ball-and-socket joint
What type of joint allows only a rotating movement?
pivot joint
What are the strong bands of connective tissue that join bones together?
ligaments
What are the two largest and strongest muscles in the body?
gluteus maximus
What is the largest organ of the body?
skin
What is the skin’s outer layer which contains very few pain receptors and no blood vessels?
epidermis
What is the fatty layer of loose connective tissue that attaches the skin to muscle and bone?
hypodermis
refers to muscle
my-, myo-
refers to the skin
derm, derma
refers to bones
osteo-
refers to the heart
cardo-
means “less than, beneath, or below”
hypo-
means “on, over, or above”
epi-
What is the study of the heart and its functions?
cardiology
What is the thick vertical wall that divides the left and right chambers of the heart?
septum
The flow of blood from the heart to the lungs and back to the heart is called _____ circulation.
pulmonary
The volume of blood ejected from the ventricles with each contraction is known as _____.
stroke volume
_______ is the amount of force that blood exerts on the walls of the blood vessels.
blood pressure
What is the maximum volume of air that can be inhaled and exhaled?
Vital capacity
What is the rigid ring of thick bone that supports most of the body’s weight?
pelvic girdle
The warning signs of melanoma is moles are _______, border irregularity, color change, and diameter change.
asymmetry
Exercises that involve little or no outward movement are known as ______ exercises.
isometric
