ANSWERS 2025/2026
What is the "transmitter" portion of a neuron that relays a signal? - Axon
What is the "integrator" part of a neuron that determines if there's enough information to
create an action potential? - Cell Body
What is the name of the area, typically between two neurons or a neuron and gland,
where electrical or chemical signals are transmitted? - Synapse
Which division of the peripheral nervous system is responsible for producing voluntary
movements? - Somatic Nervous System
What structural component of white matter gives it a whitish appearance? - Myelin
Where does the spinal cord end? - L1-L2
Which type of nerve only carries information away from the spinal cord to innervate
muscle? - Motor Nerve
How many pairs of spinal nerves connect to the spinal cord? - 31
What is the name of the cluster of cell bodies, from lower motor neurons, that are
contained within the spinal cord? - Motor Neuron Pool
Sensory information is carried within: - Ascending tracts
What is a primary function of interneurons during movement? - Integrate lower motor
neuron activity
Descending tracts originate from what two areas of the brain? - Motor cortex and
brainstem
When a muscle is quickly stretched, which of the following receptors is activated? -
Golgi tendon Organ
The brain's ability to change its structure and function is known as: - Neuroplasticity
Which of the following is not a function of the basal ganglia? - Inhibit lower motor
neurons
An important component of sleep is to: - Allow CSF to flush out waste
Which of the following is not a function of the cerebellum? - Directly control lower motor
neurons
, The reference point for all locations within the human body is known as the - Anatomical
Position
Which term describes a position that's toward the top of the head? - Cranial
Which term describes a position that's close to the trunk? - Proximal
Which plane divides the body into left and right segments and is associated with flexion
and extension movements? - Sagittal
Hip abduction and adduction occur in which plane? - Frontal
Throwing a baseball is which type of motion? - Multiplanar
Movement of a limb in a specific direction is referred to as its: - Direction of rotation
When lifting free weights, the direction of resistance is always: - Straight down to the
earth
When using a cable or exercise band, the direction of resistance is always: - In the
direction the cable or band is pulling
Which of the following movements is not associated with the cervical spine? - Horizontal
adduction
How many different movements can the shoulder girdle perform? - 14
What is the primary disadvantage of the bony structures that form the glenohumeral
joint? - It is inherently unstable
Which of the following is not an external rotator of the glenohumeral joint? - Latissimus
dorsi
How many primary movements can the scapulothoracic region perform? - 6
Which of the following muscles does not elevate the scapula? - Latissimus dorsi
Which action(s) can the gluteus maximus perform? - All of the above
Which is the largest joint in the human body? - Knee
Which of the following muscles does not extend the knee? - Semitendinosus
How many joint(s) form the elbow region? - 3
What type of motion is foot pronation? - Triplanar