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Unformatted text preview: Information originating in the vestibule and semicircular canals would ultimately reach the lower motor neurons through which of the following:
The joint between the atlas and axis is a:
B) pivot joint
Which of the following can exhibit flexion and extension?
A) condyloid joint
C) hinge joint
D) ball-and-socket joint Primary muscle for flexing the thigh:
Primary muscle for abducting the thigh:
C) tensor fasciae latae
D) gluteus minimus and medius
Primary muscle for extending the knee:
C) rectus femoris
What nerve innervates each of the above?
FEMORAL N. – SHORT HEAD OF BICEPS AND RECTUS F.
PERONEAL (FIBULAR) N – PERONEUS LONGUS
TIBIAL N. – GASTROCNEMIUS, SOLEUS
What type of ion channels are needed to generate an action potential?
Where are these channels found?
CHEMICALLY GATED ON DENDRITES AND CELL BODY TO AXON HILLOCK
VOLTAGE GATED FROM AXON HILLOCK TO AXON TERMINUS
What causes the actin-myosin crossbridges to attach and then swivel?
C) calcium is released into the sarcoplasm
Which type of muscle fiber responds to appropriate training by building myofibrils?
Which glial cell would be found associated with the choroid plexus?
B) ependymal cells
Which type of neuron is only found in the special senses?
A muscle contracts, producing a reflex. The reflex would be _____.
If many EPSPs from different neurons all add together to produce threshold depolarization, the type of summation which is occurring is:
An IPSP occurring at the same time which prevents the above from reaching threshold produces a condition
The neuron carrying an impulse from the thalamus to the cerebral cortex travels in the:
A) corona radiata
If the information transmitted is from pain in the jaw, it will ultimately reach the:
D) inferior post-central gyrus
The part of the brain malfunctioning in dyslexia is the:
D) Wernicke’s area
Visual stimuli will reach the:
A) visual cortex
B) pineal gland
C) superior colliculi
The center for the fear response is the:
Which cranial nerve(s) mediate taste? AD
Cardiac control? CD
Muscles of facial expression? A
Which cranial nerve carries the sense of balance?
Which cranial nerve innervates the sternocleidomastoid?
C) spinal accessory
Which sensory mode has receptors which replace themselves over time?
Which part of the eye is most important in bending the light rays? A
C) Aqueous humor
Glaucoma is due to excessive pressure in which
of these? C
Secretion of apocrine glands in sexual arousal is:
The receptors on eccrine sweat glands are:
Vasodilation of blood vessels leading to the skeletal muscles, heart, lungs, and skin is:
All of the previous functions except vasodilation to the skeletal muscles are:
Which of these is the area of sharpest vision?
C) Fovea centr...
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- Fall '12