Show:
Directional Terms
Bones
The Skeleton
Muscles
Nervous System
100
a person facing forward with hands at the sides and palms facing forward
What is anatomical position?
100
Body support, protection of internal organs, and blood cell production.
What are functions of the skeletal system?
100
skull, vertebral column, hyoid bone, and auditory ossicles
What is the axial skeleton?
100
chemicals that produce a contraction
What are myosin and actin?
100
sense the internal and external environments, integrate sensory information, coordinate voluntary and involuntary actvities
What are functions of the nervous system?
200
An anatomical term that means the same as ventral.
What is anterior?
200
The rib is an example of a __________ bone.
What is flat?
200
The most significant skull growth occurs before the age of ______.
What is 2?
200
the point at which a muscle is attached to bone proximally
What is the origin?
200
The ____________ nervous is composed of the brain and spinal cord.
What is central?
300
The plane that divides the body into right and left parts.
What is sagittal?
300
The most abundant mineral in the human body
What is calcium?
300
scapula, tibia, metacarpals, metatarsals, femur, humerus,
What is the appendicular skeleton?
300
the part of the muscle that is attached to the distal part of the bone
What is insertion?
300
part of the brain that controls your heart rate and blood pressure
What is the brain stem?
400
The chin is ___________ to the nose.
What is inferior?
400
The humerus is an example of a _________ bone.
What is long?
400
The largest bone of the lower limb
What is the femur?
400
long, thin muscles that keep the vertebrae erect
What is erector spinae?
400
A person is confronted by a dangerous dog. His heart begins to race and beat strongly, his pupils dilate, and his hairs stand up. These signs are the result of ______ nervous system.
What is sympathetic?
500
The wrist is ___________ to the elbow.
What is distal?
500
osteocyte
What is a mature bone cell?
500
A movement away from the midline of the body
What is abduction?
500
The functions of a working pair of muscles.
What are contract and relax?
500
reversal of charges across the cell membrane of a neuron; also called a nerve impulse
What is action potential?