Test 3 Flashcards
What is the name for an unborn baby when he is distinctly recognizable as a miniature baby?
fetus
The chemical and physical processes by which the body “burns” food and generates energy is called _____.
metabolism
What type of circulation involves the movement of blood through all parts of the body except the lungs?
systemic
The pressure during contraction of the ventricles is called _____ pressure.
systolic
What are the muscles that increase the angle between the bones of a joint?
extensors
What is the most important and complex part of the nervous system?
brain
The _____ nervous system is responsible for functions that are consciously controlled.
somatic
The _____, or white of the eye, is part of the tough outer layer of the eyeball.
sclera
The ____ is the colored part of the eye.
iris
What is the eating disorder that is characterized by self-induced starvation and being severely underweight?
anorexia nervosa
____ are the leading cause of accidental deaths in the United States.
traffic accidents
If your clothing catches on fire, you should immediately _____.
stop, drop, and roll
Never use water on electrical or ____ fires.
grease
What are the body’s largest veins?
venae cavae
What are the large, spongy organs located inside the thoracic cavity?
lungs
What is the rigid ring of thick bone that supports most of the body’s weight?
pelvic girdle
What is the connective tissue that attaches muscle to bone?
tendon
What is the wasting away of muscle through lack of use called?
atrophy
The dendrite, axon, and _____ are all parts of a neuron.
cell body
What is the thick bundle of nerve fibers through which the brain communicates with the body?
spinal cord
Sensory receptors that are responsible for sensations of touch and pressure are called ____.
mechanoreceptors
Sensory receptors that are responsible for sensations of smell and taste are called ____.
chemoreceptors
What is the inability of the eyes to focus on distant objects?
myopia
What is a good drownproofing technique to use in choppy water?
survival float
What drownproofing technique should be used in cold water (while wearing a PFD)?
HELP position
During which weather phenomenon should a person seek underground shelter or crouch down next to a wall where there are no windows?
tornado
What is the muscular tube that connects the pharynx with the stomach?
esophagus
What is the largest internal organ in the body?
liver
What is the largest artery in the body?
aorta
The two major parts of the skeletal system are the _____ skeleton and _____ skeleton.
axial, appendicular
What are the nerve cells of the body called?
neutrons
The central nervous system is composed of the ____ and the ____.
brain, spinal cord
The two types of nerves in the peripheral nervous system are the _____ nerves and _____ nerves.
spinal, cranial
What are the neurons that relay signals from the CNS to other parts of the body?
motor neurons
A dangerous surface current formed when large quantities of water recede rapidly into the sea is called a ____.
rip current
The most common emergency signal is _____.
three of anything
What is an inflammation of the skin called?
dermatitis
A serious reduction in the body’s water content is known as _____.
dehydration
What is below-normal body temperature called?
hypothermia
What is the freezing of body tissue called?
frostbite
What is the weather phenomenon that kills the most people every year?
floods
The balancing of different risks when considering a decision or policy is called ____.
risk assessment
means “fat or fatty”
lip-, lipo-
refers to the liver
hepat-, hepato-
refers to the heart
cardio-
refers to bones
osteo-
refers to muscle
my-, myo-
refers to the arm
brachia
means “without”
an-
means “dark”
melan-, melano-
means “inflammation”
-itis
means “condition”
-ia
means “heat”
therm-, thermo-
refers to the eye
-op, -ops
means “killing”
-cide
What is a doctor who treats diseases and disorders of the digestive system?
gastroenterologist
What is a doctor who prevents and corrects misalignment of the teeth?
orthodontist
What is a doctor who treats bone and joint injuries and disorders?
orthopedist
What is a doctor who treats skin diseases and disorders?
dermatologist
What is a doctor who treats diseases and disorders of the nervous system?
neurologist
controls involuntary muscles and activities
brain stem
controls memory and thought prosesses
cerebrum
coordinates complex movements of skeletal muscles
cerebellum
interprets sensory information
cerebrum
contains nerve fibers that connect the brain and the spinal cord
brain stem
