A+P Quiz 4

Dendrites in a neuron send outgoing signals to other cells. True False

False

The skin carries out the first step in the synthesis of vitamin D. True False

True

What are the two broad classes of glands? Paracrine and exocrine Endocrine and exocrine Paracrine and autocrine esophageal and salivary endocrine and paracrine

Endocrine and exocrine

Match each epithelial tissue type with its appropriate location in the body. Keratinized stratified squamous

Epidermis

Which of the following is not a component of a mucus membrane? Goblet cells Muscularis Epithelium Serosa Lamina propria

Serosa

Which of the following stratified epithelia is the most widespread in the body? Transitional Stratified columnar Stratified cuboidal Stratified squamous Pseudostratified columnar

Stratified squamous

__________ epithelium is the most widespread epithelium in the body, whereas __________ epithelium is rare. Stratified squamous; simple squamous Pseudostratified; stratified squamous Simple columnar; stratified columnar Stratified squamous; stratified columnar Simple cuboidal; stratified squamous

Stratified squamous; stratified columnar

Match each epithelial tissue type with its appropriate location in the body. Simple cuboidal

Most kidney tubules

In an epithelium, there is almost no extracellular matrix. True False

True

Merocrine sweat glands are associated with hair follicles in the pubic and anal regions, axilla, areola, and beard. True False

False

The deeper of the two layers of the skin is the hypodermis. True False

False

Nervous tissue consists predominantly of two cell types, neurons and __________. chondrocytes myocytes osteocytes neuroglia fibroblasts

neuroglia

All cells in _______ epithelium reach the basement membrane, but only cells that reach the free surface have cilia. pseudostratified columnar stratified squamous stratified columnar stratified cuboidal simple columnar

pseudostratified columnar

__________ is/are formed partly from the secretions of glands in the external ear canal. Sebum Sweat Mucus Scents Cerumen

Cerumen

Which of the skin layers below is the most superficial? Reticular layer Papillary layer Hypodermis Basal lamina Epidermis

Epidermis

Which of the following terms describes a thin slice of tissue mounted on a microscope slide? Cross section Fixation Stain Histological section Preparation

Histological section

In which of the following skin layers would a subcutaneous injection be administered? Stratum corneum Dermis Hypodermis Stratum basale Stratum spinosum

Hypodermis

Which of the following is not part of the skin? Stratum basale Hypodermis Dermis Papillary layer Epidermis

Hypodermis

Match each epithelial tissue type with its appropriate location in the body. Simple columnar

Intestinal lumen

Cutaneous, mucous, and serous are terms that refer to which of the following? Connective tissue Organs Exocrine glands Membranes Epithelial tissues

Membranes

Match each epithelial tissue type with its appropriate location in the body. Simple squamous

Mesothelium

______________ epithelium provides a moist and slippery surface and is well suited to resist stress, as seen in the ______________. Nonkeratinized; skin Transitional; tongue Keratinized; tongue Keratinized; skin Nonkeratinized; vagina

Nonkeratinized; vagina

Which of the following stratified epithelia is the most widespread in the body? Stratified columnar Transitional Stratified cuboidal Pseudostratified columnar Stratified squamous

Stratified squamous

Match each epithelial tissue type with its appropriate location in the body. Stratified cuboidal

Sweat gland ducts

Albinism is the genetic lack of melanin that results in a milky white coloration of the skin. True False

True

Fibrocartilage is found in intervertebral discs. True False

True

Match each epithelial tissue type with its appropriate location in the body. Transitional

Urethra

New triglycerides are constantly being synthesized and stored, while others are hydrolyzed and released into the circulation by the cells found in __________. blood transitional tissue reticular tissue adipose tissue fibrous connective tissue

adipose tissue

A tissue found at surfaces, composed of one or more layers of closely adhering cells, is called __________ tissue. epithelial nervous connective muscle none of these is correct

epithelial

The four primary tissue types found in adult organs include all of the following except _________ tissue. connective nervous fibrous epithelial muscular

fibrous

The middle primary germ layer is called __________, which gives rise to a gelatinous material called __________, which then gives rise to different types of connective tissue such as bone, cartilage, and blood. ectoderm; stem cells mesoderm; mesenchyme mesoderm; fibroblasts ectoderm; mesenchyme endoderm; mesehchyme

mesoderm; mesenchyme

How would you describe an epithelium consisting of a single layer of cells in which all cells rest directly on the basement membrane and all cells reach the apical surface? simple stratified single pseudostratified None of these is correct

simple

Epithelium that consists of more than one layer of cells is called __________. squamous stratified columnar pseudostratified simple

stratified

Which of the following is not a function of simple columnar epithelium? Absorption Movement of egg through uterine tube Filtration Movement of embryo through uterine tube Secretion of mucus

Filtration

Which of the following is not a feature that almost all connective tissues have in common? Ground substance is so scarce that it is not visible with a light microscope. Protein fibers are usually present in the ground substance. Cells usually occupy less space than the extracellular material. Most connective tissues are highly vascular. Most cells are not in direct contact with each other.

Ground substance is so scarce that it is not visible with a light microscope.

The hypodermis is characterized by an abundance of which tissue? Dense irregular connective tissue Stratified squamous epithelium Nervous tissue Adipose tissue Smooth tissue

Adipose tissue

The "ABCD rule" for recognizing early signs of malignant melanoma refers to which of the following characteristics of the lesion? Aspect, border irregularity, color, and distance Area, border irregularity, color, and density Aspect, brightness, color, and distance Asymmetry, border irregularity, color, and diameter Asymmetry, brightness, color, and diameter

Asymmetry, border irregularity, color, and diameter

Which of the following statements is false about epithelial tissue? Epithelial tissue is composed of cells and a thick vascular matrix. Epithelial cells do not secrete a ground substance. Epithelial tissue functions in absorption. Epithelial cells can be cube or column shaped. Epithelial cells are typically arranged in layers.

Epithelial tissue is composed of cells and a thick vascular matrix.

Which of the following is not a primary tissue type? Muscle Bone Connective Nervous Epithelium

Epithelium

Match each epithelial tissue type with its appropriate location in the body. Non-keratinized stratified squamous

Esophagus lumen

Match each epithelial tissue type with its appropriate location in the body. Pseudostratified ciliated columnar

Respiratory lumen

The rubbery matrix of cartilage is secreted by __________, whereas _________ produce the fibers and ground substance that form the matrix of fibrous connective tissue. adipocytes; plasma cells osteocytes; chondroblasts chondroblasts; fibroblasts chondroblasts; plasma cells mast cells; fibroblasts

chondroblasts; fibroblasts

What are the two broad categories of fibrous connective tissue based on their relative abundance of fibers? supportive and binding simple and stratified dense and loose bone and cartilage fibrous and non-fibrous

dense and loose