QUESTION 1 In humans, the region of the brain that is the largest and that is mo

Question

QUESTION 1 In humans, the region of the brain that is the largest and that is more complex than that of most other vertebrate species is the A. Cerebellum B. Cerebrum O C. Hindbrain D. Brain stem QUESTION 2 Which of the following statements is FALSE concening electrical synapses? A Electrical synapses are less common in vertebrates than chemical synapses OB. Transmission at electrical synapses can proceed in either direction. O C Transmission at electrical synapses is fast. D Electrical synapses are well suited for temporal summation. QUESTION 3 Drugs that block the actions of neurotransmitters are called antagonists True O False

Explanation / Answer

Q1:- Option B (Cerebrum)

Explanation:- Cerebrum is the largest and most complex part of human brain.

Q2:- Option D ( electrical synapse are suited for temporal summation)

Explanation:- All are correct except option D

Q3:- True

Explanation:- Drugs that block action of neurotransmitters are called antagonists.

Q4:- Option D

Explanation:- Gray matter contains cell bodies white matter contains myelinated axons.

Q5:- Option B (Acon hillock)

Explanation:- Summation of postsynaptic occurs near Axon hillock

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