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Ch. 11 Fundamentals of the Nervous System and Nervous Tissue
Marieb - Human Anatomy & Physiology 11th Edition
Marieb, Hoehn11th EditionHuman Anatomy & PhysiologyISBN: 9780136874034당신이 사용하는 게 아니라요?교과서 변경
모든 교과서Marieb, Hoehn 11th EditionCh. 11 Fundamentals of the Nervous System and Nervous Tissue문제 5
11장, 문제 5

Biogenic amine neurotransmitters include all but
a. Norepinephrine
b. Acetylcholine
c. Dopamine
d. Serotonin

검증된 단계별 안내
1
Step 1: Understand what biogenic amine neurotransmitters are. These are neurotransmitters derived from amino acids and contain an amine group. Common examples include norepinephrine, dopamine, and serotonin.
Step 2: Review each option to determine if it fits the category of biogenic amine neurotransmitters. Norepinephrine, dopamine, and serotonin are all derived from amino acids and classified as biogenic amines.
Step 3: Identify acetylcholine's classification. Acetylcholine is a neurotransmitter but it is not a biogenic amine; it is a quaternary ammonium compound synthesized from choline and acetyl-CoA.
Step 4: Conclude that acetylcholine is the exception in the list because it does not belong to the biogenic amine neurotransmitter group.
Step 5: Therefore, the correct answer is the neurotransmitter that is not a biogenic amine, which is acetylcholine.

비슷한 문제에 대한 검증된 영상 답변:

이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.
영상 길이:
2m

주요 개념

질문에 올바르게 답하기 위해 반드시 이해해야 하는 핵심 개념들은 다음과 같습니다.

Biogenic Amine Neurotransmitters

Biogenic amine neurotransmitters are chemical messengers derived from amino acids that contain an amine group. They include dopamine, norepinephrine, and serotonin, which play key roles in mood, arousal, and cognition.
추천 영상:
2:30
Neurotransmitter Receptors

Acetylcholine as a Neurotransmitter

Acetylcholine is a neurotransmitter that does not belong to the biogenic amine group. It is a choline ester involved in muscle activation and autonomic nervous system functions, distinct in structure and synthesis from biogenic amines.
추천 영상:
2:30
Neurotransmitter Receptors

Classification of Neurotransmitters

Neurotransmitters are classified based on their chemical structure and function. Understanding these categories helps differentiate between biogenic amines, amino acids, peptides, and other types, which is essential for identifying which neurotransmitters belong to each group.
추천 영상:
2:30
Neurotransmitter Receptors
관련 실천
교과서 질문

Match the names of the supporting cells found in column B with the appropriate descriptions in column A.

Column A 

_______ (1) myelinates nerve fibers in the CNS 

_______ (2) lines brain cavities 

_______ (3) myelinates nerve fibers in the PNS 

_______ (4) CNS phagocyte

________(5) helps regulate the ionic composition of CNS extracellular fluid

Column B

a. Astrocyte

b. Ependymal cell

c. Microglial cell

d. Oligodendrocyte

e. Satellite cell

f. Schwann cell

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교과서 질문

Neuropeptides that act as natural opiates include

a. Substance P

b. Somatostatin and cholecystokinin

c. Tachykinins

d. Enkephalins

977
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교과서 질문

Assume that an EPSP is being generated on the dendritic membrane. Which will occur?

a. Specific Na⁺ channels will open.

b. Specific K⁺ channels will open.

c. A single type of channel will open, permitting simultaneous flow of Na⁺ and K⁺.

d. Na⁺ channels will open first and then close as K⁺ channels open.

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교과서 질문

An IPSP is inhibitory because

a. It hyperpolarizes the postsynaptic membrane.

b. It reduces the amount of neurotransmitter released by the presynaptic terminal.

c. It prevents calcium ion entry into the presynaptic terminal.

d. It changes the threshold of the neuron.

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교과서 질문

Which of the following structures is not part of the central nervous system?

a. The brain

b. A nerve

c. The spinal cord

d. A tract

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교과서 질문

The anatomical region of a multipolar neuron where the AP is initiated is the

a. Soma

b. Dendrites

c. Axon's initial segment

d. Axon terminals

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