Synapse biology - Samenvattingen, Aantekeningen en Examens

This is a summary of the lectures of the Synapse Biology part of the course From Molecule to Mind given in the master Neurosciences (or Biomedical Sciences) at the VU.

WVU Biology 102 Exam 5 Questions and Answers Already Passed What are the functional units of the nervous system? neurons Basic structure / function of the neuron - dendrites, cell body and axon. Dendrites- receive impulses from the synapses of other Axon- place along which the message is sent. Long rope like object. Myelin Sheath- cover around the Axon, increases the speed of the message sent. What happens during an "action potential"? Sodium (Na) start out and then rushes in- ...

Acytelcholine - Answer--Excitatory; increases muscle contraction and depresses parasympathetic system. Associated with learning, memory, and attention → too little leads to Alzheimer's -Basal forebrain→ contains nucleus basalis -Targeted by Nicotine and succinylcholine Adaptation - Answer-The slowing of action potential firing overtime -Occurs in K+ Hyperpolarization Channels Agonist vs. Antagonist - Answer-Agonist: Chemical binds to the same site as an endogenous substance (e.g., ne...

AQA GCSE Biology Paper 2 Study Exam Questions Rated A+ 2024. What is homeostasis? - CORRECT ANSWER The maintenance of a constant internal environment. What is a stimulus? - CORRECT ANSWER A change in your environment than requires a response. e.g Light, sound, touch, pressure, pain, chemical or temperature. What do the receptors do? - CORRECT ANSWER Detect the stimulus or change in environment. What happens after the receptors? - CORRECT ANSWER Receptors send messages to the CNS vi...

Biology 235 Final Exam Questions With 100% Correct Answers 2024/2025 What is afterload with regards to artery anatomy? Elastic arteries - stretch and recoil during pressure pulses Amount of elasticity determines force of afterload How do arterioles affect afterload? Provide vascular resistance and regulate regional blood flow via sympathetic vasomotor tone and pre-capillary sphincters What 4 mechanisms regulate blood pressure in the body? Baroreflex Chemoreceptor reflex Choliner...

MCAT Biology Questions and Answers | Latest Update | 2024/2025 | Graded A+ What is the primary function of the rough endoplasmic reticulum in a cell? The rough endoplasmic reticulum is involved in the synthesis and processing of proteins, which are then transported to the Golgi apparatus. How does ATP contribute to cellular processes? ATP provides energy for various cellular processes, including muscle contraction, active transport, and biochemical reactions. What is the role o...

AQA GCSE Biology Paper 2 Graded A+ What is homeostasis? ️The maintenance of a constant internal environment. What is a stimulus? ️A change in your environment than requires a response. e.g Light, sound, touch, pressure, pain, chemical or temperature. What do the receptors do? ️Detect the stimulus or change in environment. What happens after the receptors? ️Receptors send messages to the CNS via the sensory neurone. What makes up the central nervous system? ️The brain or spi...

MCAT Psychology: Biology and Behavior Questions and Answers | Latest Update | 2024/2025 | 100% Verified What is the function of the hypothalamus in regulating basic biological drives? The hypothalamus regulates basic biological drives such as hunger, thirst, and body temperature, as well as controlling the autonomic nervous system and endocrine system. Describe the role of neurotransmitters in synaptic transmission. Neurotransmitters are chemical messengers released from the presy...

AQA GCSE Biology Paper 2 Final Exam Prep Questions 2024. What is homeostasis? - CORRECT ANSWER The maintenance of a constant internal environment. What is a stimulus? - CORRECT ANSWER A change in your environment than requires a response. e.g Light, sound, touch, pressure, pain, chemical or temperature. What do the receptors do? - CORRECT ANSWER Detect the stimulus or change in environment. What happens after the receptors? - CORRECT ANSWER Receptors send messages to the CNS via the se...

Essential Cell Biology, 5th Edition, by Bruce Alberts, Exam 4 Latest Update With Multiple, Correctly Answered Questions |Single & Multiple choice and essays| What organelles are part of the endomembrane system? - Golgi, ER, lysosomes, endosomes, chloroplasts, peroxisomes T/F: Mitochondria is part of the endomembrane system - False. Where are proteins in chloroplast synthesized? - Cytosol and chloroplast What transports the components of the endomembrane syste...