Biology 30 Nervous System
18 Questions
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A quiz on The Nervous System. Material taken from Biology 30 Unit One Alberta Curriculum
Questions and Answers
- 1.Nerves are bundles of neurons.
- A.
True
- B.
False
- 2.Motor neurons control skeletal muscle movement and internal organs.
- A.
True
- B.
False
- 3.Repolarization of a neuron involves the charge reversal across its membrane from -70mv to -40mv.
- A.
True
- B.
False
- 4.Neurons are joined by spaces.
- A.
True
- B.
False
- 5.Action potentials can only flow in one direction across a synapse.
- A.
True
- B.
False
- 6.
- A.
True
- B.
False
- 7.The difference in positive charges across the neural membrane determines the negative voltage value of a neuron.
- A.
True
- B.
False
- 8.
- A.
Open potassium gates
- B.
Release acetylcholinesterase
- C.
Open sodium gates
- 9.
- A.
Increase synaptic transmission
- B.
Decrease synaptic transmission
- C.
Cause receptor sites to be blocked
- 10.________ receive information, conducting towards the cell body
- 11._______ is the location of the nucleus, has a high metabolic rate, contains many mitochondria
- 12._______ is a fatty protein encasing many neurons, made by Schweann cells, acts as an insulator, speeds up transmission
- 13.
- 14.Voluntary muscle control, muscle movements, basic intelligence, personality
- A.
Frontal Lobe
- B.
Temporal Lobe
- C.
Occipital Lobe
- D.
Parietal Lobe
- 15.Hearing
- A.
Frontal Lobe
- B.
Temporal Lobe
- C.
Occipital Lobe
- D.
Parietal Lobe
- 16.Vision
- A.
Frontal Lobe
- B.
Temporal Lobe
- C.
Occipital Lobe
- D.
Parietal Lobe
- 17.Skin and sensory information about body position
- A.
Frontal Lobe
- B.
Temporal Lobe
- C.
Occipital Lobe
- D.
Parietal Lobe
- 18.White matter is
- A.
Myelinated
- B.
Non-myelinated
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