Philosophy 1200 Study Guide - Midterm Guide: Myofibril, Starling Equation, Autonomic Nervous System
23 Jan 2018
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The adrenal cortex is composed of what: zona glomerulus: makes mineralocorticoids specifically aldosterone (10%) (outer, zona fasciculata: makes glucocortoids specifically cortisol (80%) (middle, zona reticularis: makes androgens specifically testosterone (10%) (inner) Note* all the hormones released by the adrenal cortex are steroid hormones made into five groups: androgens, estrogens, progestins, mineralocorticoids and glucocorticoids. Note* epinephrine and norepinephrine are involved in the body"s fight or flight response to stress. All of these hormones are classified as catecholamine"s. Increases blood pressure by constricting blood vessels. What does cortisol act on: immune system, liver, muscle, adipose tissue. Note* cortisol is often considered as the stress hormone . Somatic sensory receptors: provide touch, position, pressure, pain and temperature sensations (receptors of feel) Special sensory receptors: provide sensations of smell, taste, vision, balance and hearing. Parasympathetic division pathway: preganglionic neuron releases ach to the receptors located at the ganglion.
