Penn Foster

Penn Foster - Vet Tech - Introduction to Anatomy and Physiology Exam 100% Pass What's the term that describes multiple layers of epithelial cells? - Stratified Epithelium What's the best description of the locations of a cat's paw and shoulder? - The paw is distal to the shoulder Which body cavity contains the heart and the lungs? - Thoracic cavity What are the components of the dorsal body cavity? - The cranial cavity and the spinal cavity Which of the following is the proper way t...

Penn Foster Vet Tech AP1 Chapter 1: Introduction to Anatomy and Physiology Exam Question and Answers 100% Solved Anatomy - Deals with form and structure of the body and its parts - what things look like and where they are located. Physiology - Deals with the functions of the body and its parts- how things work and what they do. Microscopic Anatomy - Deals with microscopic structures such as cells and tissues. Macroscopic/Gross Anatomy - Deals with body parts large enough to be seen su...

Penn Foster Anatomy and Physiology Assignment 4 Exam Questions and Answers 100% Solved Bone - Composed of a sparse population of cells embedded in a hard intercellular substance the matrix. osteoblast - cells that form bone. secrete the matrix matrix - secreted by osteoblast and is made up of collagen fibers embedded in a gelatin-like ground substance made of protein and complex carbohydrates. ossification - osteoblast harden the matrix through this process. canaliculi - slots in the b...

Penn Foster Animal Anatomy and Physiology 1: Lesson 1 Exam Q&A 100% Pass The organ structures found in the ventral cavity, both thorax and abdomen, are called __________. - Viscera (the internal organs in the main cavities of the body) Major structures in the thorax would be... - Heart, major blood vessels, the lungs, and the esophagus. Major structures/tracts of the abdomen would be... - Digestive tract and all of its organs Urinary tract and all of its organs Reproductive tract and ...

Penn Foster Introduction to Biology Exam Questions and Answers 100% Solved ____ are the smallest units of life. - Cells Order of biological organization - Population, Community, Ecosystem, Biosphere A modification that makes organisms more suited to their environment is called: - Adaptation The life domain whose members live in very harsh environments, such as salt lakes and hot springs, is: - Archaea During a scientific experiment, the control group is: - identical to the experimenta...

Penn Foster Biology Book 1 Exam Questions with 100% Correct Answers . In the nineteenth century, what was known about atoms? - The atom determines the chemical property of an element. How does this snake obtain nutrients from corn? - . By eating the lizard Based on this image, what can be inferred about the organization of life? - . Bigger systems build on smaller systems Why are there many niches of species in one mountain? - The elevation changes of the mountain cause different climate...

PENN FOSTER BIOLOGY: Genetics and Inheritance Exam Questions and Answers 100% Solved Trisomy - having three copies of a chromosome instead of two euploid - organism with the appropriate number of chromosomes Aneuploid - organism with more or less chromosomes inappropriate for species X inactivation - organism has too many X chromosomes, so one is inactivated, not expressed Barr bodies - inactive extra X chromosome complex traits - genes interact to give rise to different phenotypes mu...

Penn Foster - Biology Lesson 1, The Nature of Science, the Chemistry of Life, and Ecology, Exercise Answer Key Exam Q&A 100% Solved Lesson 1 - Exercise: Science in Society - Section 1 - Exercise 1 of 3 1. Science is the systematic exploration of _______ about everything in the physical universe. - knowledge 2. _______ caused the end of the nomadic lifestyle of ancient humans. - Agriculture 3. Anthropology and psychology help us organize how humans _______. - learn 4. The _______ is a ...

Penn Foster Vet Tech Biology-Plant Structure and Function Exam Q&A 100% Solved Meristem cells/tissues - First cells when a plant embryo begins to develop; cells organize themselves into tissues Apical meristems - Tissues located at the ends of a plant; have 3 types of specialized tissues: epidermal, ground, vascular Epidermal, ground, vascular - 3 types of apical meristems Epidermal tissue - forms the outer protective covering of a plant; cells exposed to air are covered by a waxy cutic...

Penn Foster Biology Chapter 14-19 Exam Q&A with Complete Solutions Evolution - Genetic change in a line of descent over time. Fossils - Impressions, or casts, in sedimentary rocks of long deceased organisms. Biogeography - Te study of the distribution of organisims throughout the world. Summarize how nineteenth-century scientists contributed to the study of evolutionary change. - The work of Charles Darwin helped shape modern evolutionary thought. All species on Earth, including humans,...