Nervous System Overview
Ex: chemoreceptors (pH of blood), nociceptors, photoreceptors
What is the function of Medullary pyramids?
Voluntary muscle movements
What is the exchange of ions in sodium/potassium pumps?
3 Na+ in and 2 K+ out
What does it mean when organs exclusively endocrine?
the sole purpose is to secrete hormones
Ex: pituitary, thyroid, parathyroid, adrenal, pineal
Universal recipient and universal donor of blood
Recipent= AB Donor=O
Nerves, ganglia, plexuses
What is the difference between preganglionic vs postganglionic neurons?
Pre= from CNS to autonomic ganglion
Post= from autonomic ganglion to effectors
Synonyms for EPSPs and IPSPs
EPSP= depolarization; IPSP= repolarization
What is required for water-soluble hormones?
secondary messengers (cAMP/gAMP)
Myeloid is cells from ____ vs lymphoid is cells from ____
bone marrow; lympahtic system
What type of neuron does information bypasses the cell body?
Unipolar neurons
Transduction appartus
Organ of corti
EPSP's arrive at the same location
Spatial summation
Hormones from the neurohypophysis
ADH, oxytocin
What type of WBC is secreted during chronic inflammation?
basophils
During a lumbar puncture, the needle is inserted
Between L3 and L4
One is in charge of color vision, while other is in charge of black and white vision
Cones and Rods
Resting potential is mostly influenced by this ion potential.
Potassium equilibrium potential
Alpha cells secrete and beta cells secrete
Glucagon, Insulin
Lymphatic primary organs
bone marrow and thymus gland (where cells develop mature)
In order to affect the function of nerves and glial cells, medications have to pass what?
5 Types of taste
Sour, salty, sweet, bitter, umami
Cell releasing signal molecule to cell next door
Paracrine signaling
What does the pineal gland secrete?
Melatonin
Transfusion of antibodies
Artificially-acquired passive immunity