Biol 252 Study guides, Class notes & Summaries

BIOL 252 Exam 2 with complete solutions

BIOL 252 Exam 3 Questions and Answers

Central Nervous System - ANSWER "general" of the body; integration of sensory input and origin of motor responses • brain • spinal cord Peripheral Nervous System - ANSWER body; sensory input and motor output • nerves • sensory receptors • motor neurons sensory receptors - ANSWER Afferent neurons → Admit signals differentiated based on location • somatic • visceral somatic sensory receptors - ANSWER receptors and neurons that are located in the skin, skeletal ...

BIOL 252 Exam 3 Questions And Answers All Correct A _________ with a __________Diameter carries electrical impulses the fastest Myelinated, Large The finger-like projections extending from the neuron's cell body that are most frequently the site of stimulation and formation of graded potentials are called Dendrites Sense When a stimulus activates its specific sensory receptor. Perceive The process of your brain interpreting all the stimuli at a given time​ Receptors ca...

3 Major parts of the cardiovascular system - ANSWER - blood - heart - blood vessels blood - ANSWER carries important "stuff" through the body • stuff = amino acids, glucose, vitamins, oxygen, CO2, etc. Composition of the Blood - ANSWER - 55% plasma → fluids, proteins, nutrients - 45% formed elements formed elements - ANSWER • red blood cells (erythrocytes) • white blood cells (leukocytes) • platelets (thrombocytes) Plasma - ANSWER - water (90% of plasma) - proteins...

Biol 252 - Motor function disorders Questions With Complete Solutions

What happens in homogenization? - ANSWER The plasma membranes of cells can be ruptured so that the cell contents are released. What are the 4 commonly used homogenization procedures used? - ANSWER High-frequency sound (ultrasound) Mild detergent to make holes in the plasma membrane Force cells through a small hole using high presssure

Ingestion - ANSWER Taking food into the GI tract Digestion - ANSWER Mechanical and chemical breakdown of food Absorption - ANSWER Nutrients released by digestion enter blood and lymphatic vessels; passing the end products from the lumen into the blood and lymph Propulsion - ANSWER Moving food through the GI tract Defecation - ANSWER Eliminating indigestible food Mechanical digestion - ANSWER Food is broken down via mechanical force, such as by chewing

endocrine system - ANSWER Glands secrete hormones that regulate processes such as growth, reproduction, and nutrient use (metabolism) by body cells. what is the endocrine system composed of - ANSWER endocrine glands hormones of the endocrine system are synthesized where? - ANSWER in the glands where are hormones secreted? - ANSWER into the bloodstream 5 major organs of the endocrine system - ANSWER 1. hypothalamus 2. pituitary gland 3. thyroid gland 4. adrenal gland 5. pancreas ...

BIOL 252 Exam 3 Questions and Answers