Epithelia Study guides, Class notes & Summaries

Simple Epithelial Tissues Vocabulary Questions with Verified Correct Answers

Excitatory synapses make the post-synaptic cell less likely to fire. - ANSWER-False The neural tissues are: - ANSWER-Spinal cord, sensory neurons, and brain How do the glial cells (i.e., myelin sheath) speed up the firing of neurons? - ANSWER-The cell wraps extensions of a fatty insulating substance (myelin) around the axons of neurons. The action potential is: - ANSWER-A result of the movement of ions. Receptors are made from membrane-bound polyribosomes. - ANSWER-True List the 4...

Extracellular Matrix (ECM) - -relatively stable structural material that lies under epithelia & that surrounds connective tissue cells -can be divided into 2 structural components: fibers & amorphous ground substance Fibers - -an aggregate of fibrils -1-10 um diameter (largest) -can be divided into collagen & elastic -each is comprised of specific types of proteins -can assemble into bundles Fibrils - -an aggregate of filaments (filaments put together = fibrils) -20-500nm diameter -col...

A histologist examines a tissue using a light microscope and notices it contains a numerous amount of cells separated by an extracellular matrix containing numerous protein fibers. What kind of tissue is this? - Answer-Connective tissue What is NOT a characteristic of epithelia? - Answer-Contains numerous blood capillaries Which of the following structures is/are a part of the axial region of the body? A) legs B) fingers and toes C) arms D) wrists E) Neck - Answer-E) neck Which of the ...

BIO 264 Lab #1 Epithelial & Connective Correct answers latest update

What are the four tissues in the body? - ANSWER-epithelial, nervous, muscle, and connective What tissue type covers and lines body structures? - ANSWER-epithelial what specialized cells make up nervous tissues? - ANSWER-neurons and neuroglia what parts of the neuron are found in gray matter? - ANSWER-axons what are the three classifications of the muscle tissue? - ANSWER-smooth, cardiac, of skeletal what tissue type is cartilage? - ANSWER-connective tissue Define an organ. - AN...

What is Apoptosis? correct answer: A programmed cell death What is necrosis? correct answer: Death of most or all of the cells in an organ or tissue due to disease, injury, or failure of the blood supply. Characteristics of tissue necrosis correct answer: 1) Rapid loss of of the plasma membrane structure 2) Organelle swelling 3) Mitochondrial dysfunction Hypoxia correct answer: What is the #1 major cause of cellular injury leading to necrosis. (especially the kidney and heart) ...

HUBS 191 FINAL EXAM ACTUAL QUESTIONS AND CORRECT ANSWERS WITH COMPLETE SOLUTION. 2024/2025 Name the four basic types of tissue Connective tissue, epithelial tissue, muscle tissue and nervous tissue. Why do the four types of tissues have different structures and function? They are made up of different kinds of cells. They have different things that make up the extracellular matrix. They have varying amounts of extracellular matrix. Types of connective tissue Connective tissue proper - Lo...

ANP 1 Final Exam Questions & Answers 2024/2025 Define histology - ANSWERSstudy of tissues Define homeostasis - ANSWERSwhen individual body cells perform specific functions Define negative feedback - ANSWERSto correct a deviation from a set point how are cartilage and bone similar and different? - ANSWERScartilage lacks nerve fibers. both contain an extra cellular matrix Fibrocartilage - ANSWERScontains collagen and can be found in intervertebral discs Elastic cartilage - ANSW...

Epithelial Tissue Pictures Simple squamous epithelium Simple cuboidal epithelium Simple columnar epithelium Stratified squamous epithelium Stratified cuboidal epithelium Stratified columnar epithelium