1. Which of the following choices is true regarding reflexes?
Neural integration (processing) of all reflexes occurs in the brain
The motor neuron of a reflex arc transmit afferent impulses to the spinal cord
The stretch or tendon reflexes are only present in children under 5 years of age
Somatic reflexes activate skeletal muscle
2. Which of the following choices is an effect of the sympathetic nervous system?
Increased blood pressure
Decreased heart rate
Constriction of the pupils
Increased blood flow to the gastrointestinal system
3 Which statement is true regarding a spinal nerve?
A nerve is surrounded by an outer protective covering called the sarcomere
Nerves can always repair themselves no matter the damage or trauma
A nerve can contain sensory (afferent) and motor (efferent) nerve fibers (axons)
A nerve usually contains one sensory neuron or one motor neuron
4 Which of the following cranial nerves has both motor AND sensory functions?
CN VI
CN VIII
CN VII
CN I
5 A lower motor neuron has axons outside of the brain or spinal cord.
- True
- False
6 Which cranial nerve is responsible for the parasympathetic response in a wide variety of internal organs including the heart, lungs, intestines and liver?
CN V: Trigeminal nerve
CN IV: Trochlear nerve
CN IX: Glossopharyngeal nerve
CN X: Vagus nerve
7 Which cranial nerve is associated with sensory information of most of the face, assists in innervating the muscles of mastication and is divided into three divisions?
CN V: Trigeminal nerve
CN XII: Hypoglossal nerve
CN XI: Accessory nerve
CN VII: Facial nerve
8 Visceral pain originates in the internal organs.
- True
- False
9 The majority of the cranial nerves originate from the brain stem.
- True
- False
10 What are health providers assessing when they test dermatomes?
Sensory function
Chemoreceptor function
Motor function
Thermoreceptor fuNCTION
ANSWERS ONLY NEEDED, I DON’T NEED THE EXPLANATION
THANK YOU
