Bio 252 exam 1 - Study guides, Class notes & Summaries

BIO 252 Exam 1 Questions And Answers With Verified Study Solutions Homologous chromosomes ANS Chromosomes that pair drug meiosis and are identical with respect to their genetic loci and centromere placement. Chromosomes in diploid cells exist in pairs, one from the mother and one from the father. Diploid ANS containing two complete sets of chromosomes, one from each parent. Haploid ANS having a single set of unpaired chromosomes Mitosis ANS cell division in which the nucleus divide...

BIO 252 EXAM 1 QUESTIONS AND ANSWERS

Homologous chromosomes - ANSWER Chromosomes that pair durng meiosis and are identical with respect to their genetic loci and centromere placement. Chromosomes in diploid cells exist in pairs, one from the mother and one from the father. Diploid - ANSWER containing two complete sets of chromosomes, one from each parent. Haploid - ANSWER having a single set of unpaired chromosomes Mitosis - ANSWER cell division in which the nucleus divides into nuclei containing the same number of chromos...

BIO 252 EXAM 1 QUESTIONS AND ANSWERS

BIO 252 EXAM 1 QUESTIONS AND ANSWERS

pulmonary circuit - ANSWER The right side of the heart receives deoxygenated blood from the tissues and pumps it to the lungs through the pulmonary circuit Systemic circuit - ANSWER Receives oxygenated blood from the lungs and pumps it to the tissues via the systemic circuit Heart size and location - ANSWER Size of a persons fist located in the mediastinum between 2nd rib and 5th intercostal space, apex sits on the diaphragm 2/3 of the mass is left of center Anterior to the vertebral colu...

exam 1 = 29 questions  3 essay questions  7 image questions  Rest is M.C. 1. Gross structure of muscle and surrounding connective tissue: a. The muscle is arranged in a hierarchical structure: i. Whole muscle: 1. Made up of multiple muscle fascicles 2. Surrounded by epimysium: a. External sheath of connective tissue surrounding the whole muscle. b. Separates whole muscles from one another ii. Muscle fascicle: 1. Bundles of individual muscle fibers 2. Surrounded by perimysi...

Bio 252 Exam 1 Questions And Answers Rated A+ Three fundamental physiological properties of neurons, or nerve cells ANS Excitability Conductivity Secretion Excitability ANS the ability of a cell to respond to a stimulus, especially the ability of nerve and muscle cells to produce membrane voltage changes in response to stimuli; also called irritability -all cells are excitable -nerve cells are excitable to the highest degree Conductivity ANS Neurons respond to stimuli by producing ...

CNS - ANSWER brain and spinal cord PNS - ANSWER Cranial nerves and spinal nerves (nerves and sensory receptors) somatic nervous system - ANSWER division of PNS skeletal muscles (muscles attached to our bones). Diaphragm is somatic because it is skeletal but it is inside the body. autonomic nervous system - ANSWER division of PNS smooth (intestines, blood vessels) and cardiac (heart muscles) muscles, glands (cells or many cells that can synthesize and secrete molecules to the body) ...

BIO 252 EXAM 1 STUDY GUIDE WITH COMPLETE SOLUTIONS Homologous chromosomes - Ans:-Chromosomes that pair durng meiosis and are identical with respect to their genetic loci and centromere placement. Chromosomes in diploid cells exist in pairs, one from the mother and one from the father. Diploid - Ans:-containing two complete sets of chromosomes, one from each parent. Haploid - Ans:-having a single set of unpaired chromosomes Mitosis - Ans:-cell division in which the nucleus divides into nuc...