Why is the pituitary gland called the master gland? O tis the largest gland in the body. O It regulates the work of many glands in the body. O It helps the brain master higher level thinking processes. O It controls the heart, which is the master pumping organ in the b

What is the function of the axon? to receive information and information into the cell body O to store genetic material and act as the metabolic centre of the neuron O to transmit information away from the soma to other neurons O to separate one neuron from neighbouring neurons

A drug is called an agonist if it ________.a. blocks a receptorb. interferes with neurotransmitter reuptakec. acts like the endogenous neurotransmitter bybinding to its receptord. blocks the voltage-gated calcium ion channel

1. what is the layer of adrenal gland which produces epinephrine called 2.what is the chemical messenger þhat increases the absorption of sodium ions in the blood called

1. Which two hormones are released from the adrenal medulla when stimulated by the sympathetic autonomic nervous system? 2. The sympathetic ANS involves 2 neurons in the pathway between CNS and its effector. What is the first neuron called?  And what is the second neuron called?  Which is SHORTER?  Where do they form synapses?

How can the zebrafish become addicted to the same substances that humans often abuse, such as narcotics? O The lateral line system in zebrafish is electrically stimulated by the presence of dissolved narcotics, which causes them to swim towards the water with the highest concentration. O As herbivores, zebrafish are able to obtain nutrition by ingesting cannabinoids. O The central nervous system of humans and zebrafish have homologous neural receptors, neurotransmitters, and signaling pathways. O Zebrafish seek drugs in response to positive conditioning; they are trained to associate drugs with food rewards. O Zebrafish do not have a central nervous system elaborate enough to become addicted to psychoactive substances.

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Which of the following are NOT neural crest derivatives? (Check all that apply) A Sensory neurons B) Spinal motor neurons Adrenal medulla Cartilage E Red blood cells F White blood cells G Cartilage H. Lens Corneal endothelium Keratinocytes

pain is considered to be pain, and is communicated via fibres. O Visceral; Slow; A Somatic; Fast; A Somatic; Slow; C O Visceral; Fast; C Both B & C are correct

What part of the nerve cell sends signals away from the cell body O None of these is correct O Dendrites O Mitochondria O Nerves O Axons