Biol 252 Study guides, Class notes & Summaries

BIOL 252 Exam 2 with complete solutions

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

BIOL 252 FINAL EXAM ANSWERS QUESTIONS WITH CORRECT ANSWERS/ BIOL 252 FINAL EXAM QUESTIONS WITH CORRECT ANSWERS GRADED A+ (BRAND NEW!!) Reabsorption of glucose and amino acids in the filtrate is accomplished by which mechanism? a. Facilitated diffusion b. Passive diffusion c. Primary active transport d. Symport

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...

Section Exam #5 Ecology, 252 Exam 4, Exam 1 252, Biology 252 - Midterm #3, BIOL 252 - Exam 2 Exam Verified Answers 2024

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

BIOL 252 Exam 3 Questions and Answers