AHP106 Wk3 Assignment - Complete

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School

Fortis College *

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Course

106

Subject

Biology

Date

Dec 6, 2023

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docx

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11

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Nervous System: Nervous Tissue & Brain Re-Think Instruction: Answer the questions below. 1. What is the major source of energy for the brain? The mammalian brain depends on glucose as its main source of energy. 2. What are the four major divisions of the brain? frontal, parietal, temporal and occipital 3. What is the role of the corpus callosum? Ensures both sides of the brain can communicate and send signals to each other. 4. In what cerebral lobe is the precentral gyrus? The postcentral gyrus ? Frontal lobe;Parietal lobe Nervous System: Spinal Cord & Peripheral Nerves Go Figure Instruction: Answer the questions below. 1. Which of the following is correct according to Fig. 11.1 below? 1
a. The spinal cord fills the entire adult spinal cavity. b. The usual lumbar puncture site is between L6 and L7. c. The cauda equina exits from the distal end of the spinal cord. d. The subarachnoid space ends at L1. 2. Which of the following is correct according to Fig. 11.2 below? 2
a. The corticospinal tract, spinothalamic tract, and dorsal columns ascend and descend in the gray matter. b. The corticospinal tract runs only on the left side of the spinal cord. c. The ventral and posterior horns are composed of white matter. d. All tracts ascend and descend in white matter. 3
3. Which of the following is correct according to Table 11.1 below? a. The spinothalamic tract is ascending and motor. b. The pyramidal and extrapyramidal tracts are concerned with motor activity. c. The corticospinal tract is descending and sensory. d. The dorsal columns, spinocerebellar tract, and corticospinal tract are ascending and motor. 4. Which of the following is correct according to Fig. 11.4 below? a. The effector organ of the patellar tendon reflex is the patellar tendon. b. A sensory neuron carries information to the gray matter in the spinal cord. c. The response to the patellar tendon reflex is flexion of the leg at the knee. d. A motor neuron carries information from the patellar tendon to the spinal cord. 4
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