ch11 - SHORT ANSWER. Write the word or phrase that best...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question Figure 11.1 Using Figure 11.1, match the following: 1) Which neuron would connect to a muscle? 1) 2) Which neuron would be found in the retina of the eye? 2) 3) Which neuron is a sensory neuron found in a reflex arc? 3) 4) Which neuron is never myelinated? 4) 5) Which neuron is rare? 5) 6) In a reflex arc, which neuron has its cell body inside the spinal cord? 6) 7) Which neuron is common only in dorsal root ganglia of the spinal cord and sensory ganglia of cranial nerves? 7) 8) Which is by far the most common neuron type? 8) 1
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Figure 11.2 Using Figure 11.2, match the following: 9) Ion channel. 9) 10) Synaptic vesicles. 10) 11) Calcium ions. 11) 12) Postsynaptic membrane. 12) 13) Synaptic cleft. 13) MATCHING. Choose the item in column 2 that best matches each item in column 1 Match the following: 14) The neuron cannot respond to a second stimulus, no matter how strong. 15) The interior of the cell becomes less negative due to an influx of sodium ions. A) Absolute refractory period B) Depolarization 14) 15) 2
Background image of page 2
16) The specific period during which potassium ions diffuse out of the neuron due to a change in membrane permeability. 17) Also called a nerve impulse transmitted by axons. 18) An exceptionally strong stimulus can trigger a response. A) Relative refractory period B) Repolarization C) Action potential 16) 17) 18) Match the following: 19) Numerous nerve impulses arriving at a synapse at closely timed intervals exert a cumulative effect. 20) Stimulation of a postsynaptic neuron by many terminals at the same time. 21) An insufficient stimulus. 22) Any stimulus below this intensity will result in no response in a neuron. A) Threshold stimulus B) Subthreshold stimulus C) Temporal summation D) Spatial summation 19) 20) 21) 22) Match the following: 23) Area where nerve impulse is generated. 24) Receives stimuli. 25) Plasma membrane exhibits voltage - gated Na + and K + channels. 26) Plasma membrane exhibits voltage - gated Ca 2 + channels. 27) Axon terminals release neurotransmitters. 28) Plasma membrane exhibits chemically gated ion channels. A) Trigger zone B) Secretory zone C) Receptive region D) Conducting region E) Secretory region 23) 24) 25) 26) 27) 28) 3
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Match the following: 29) One incoming fiber triggers responses in ever - increasing numbers farther and farther along the circuit. 30) May be involved in complex, exacting types of mental processing. 31) Involved in control of rhythmic activities such as breathing. 32) Involved in activating fibers of a skeletal muscle such as the biceps muscle. 33) Different types of sensory input can have the same ultimate effect. A) Parallel after
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 18

ch11 - SHORT ANSWER. Write the word or phrase that best...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online