Joints & Muscles
Interphalangeal joints are an example of what type of joint?
Hinge joint/ Uniaxial
Contraction in which the muscle length remains the same while muscle tension increases
Isometric
A neuron that transmits a nerve impulse away the central nervous system is called?
Motor/ efferent
For near vision, what muscle must contract to allow the lens to bulge?
ciliary
The peripheral nervous system includes
cranial nerves, spinal nerves, and their branches
The head of the radius articulating with the ulna is an example of what type of joint?
Pivot joint
Term for a membrane that has a membrane potential
Polarized Membrane
31
Receptors that detect pressure are referred to as?
Mechanoreceptors
Somatic senses enable us to detect what type of sensations
touch, pain, temperature
Endurance training is also known as?
Aerobic training
Brief period during which a local area of a neuron's membrane resists restimulation and will not respond to a stimulus, no matter how strong
Absolute refractory period
The cerebellum acts with what structure to produce skilled movement?
Cerebrum
The sensory epithelium responsible for dynamic equilibrium is?
Crista Ampullaris
Ulnar, Median, Radial
Activation of the biceps brachii comes from what myotome level?
C6
What causes tropomyosin to shift and expose active binding sites?
Calcium binding to troponin
What is the myelin sheath formed by in the CNS?
Oligodendrocytes (CNS)
Neural pathway for vision start with rods & cones followed in order by
optic nerve, optic chiasma, optic tract, optic radiations, occipital lobe
Where can visceroceptors be found?
located internally, often within body organs
Name given to the cytoplasm of a muscle cell
For a neurotransmitter to produce an inhibitory postsynaptic potential, which of the following channels must open?
Potassium and/or chloride channels
From the third ventricle, what does CSF go through to enter the 4th ventricle?
Cerebral aqueduct
What cranial nerve helps control swallowing?
Glossopharyngeal
Acetylcholine can stimulate what type of receptors?
Nicotinic and muscarinic