FREE BIOLOGY AND STUDY GAMES ABOUT CHAPTER

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FREE BIOLOGY AND STUDY GAMES ABOUT CHAPTER

4-TISSUES EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

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-Guarantee passing score -127 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: ___ fold down from the epidermal surface into the dermis.

Answer:

hair follicles Question 2: With its enormous tensile strength, dense regular connective tissue forms the ___, which are cords that attach muscles to bones, and flat sheetlike tendons called ____ that attach muscles to other muscles or to bones.

Answer:

tendons; aponeuroses Question 3: Groups of cells that are similar in structure and perform a common or related function are called ____.

Answer:

Tissues Question 4: The thickened proximal portiion of the nail bed, called the ___, is responsible for nail growth.

Answer:

nail matrix

Question 5: ___ is found only in the walls of the heart. Its contractions help propel blood through the blood vessels to all part of the body.

Answer:

cardiac muscle

Question 6: There are two types of sweat glands, ___ and ___.

Answer:

eccrin and apocrine Question 7: ___ are modified apocrine glands found in the lining of the external ear canal.

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ceruminous glands Question 8: The deeper ___ accounting for about 80% of the thickness of the dermis, is coarse, irregularly arranged, dense fibrous connective tissue.

Answer:

reticular layer Question 9: ____ is a sheet of cells that covers a body surface or lines a body cavity.

Answer:

Epithelial tissue or Epithelium.Question 10: The pinkish hue of fair skin reflects the crimson color of the oxygenated pigment ____ in the red blood cells circulating through the dermal capillaries.

Answer:

hemoglobin Question 11: ____, flat, branching cells that appear spindle shaped in profile, predominate, but numerous macrophages are also seen and present a formidable barrier to invading microorganisms.

Answer:

fibroblasts

Question 12: Three types of dense connective tissue.

Answer:

dense regular, dense irregular, and elastic.Question 13: ____ forms the lining of hollow urinary organs, which stretch as they fill with urine.

Answer:

transitional epithelium

Question 14: common characteristics of connective tissue.

Answer:

common origin, degrees of vascularity, extracellular matrix.Question 15: ___, the second major skin region, is strong, flexible connective tissue. Its cells are typical of those found in any connective tissue proper: fibroblast, macrophages, and occasional mast cells and white blood cells.

Answer:

dermis

Question 16: Appendages of the skin.

Answer:

nails, sweat glands, sebaceous (oil) glands, and hair follicles and hair.Question 17: ___ predominate and account for 90% of the adipose tissue's mass. The matrix is scanty and the cells are packed closely together, giving a chicken-wire appearance to the tissue.

Answer:

adipocytes Question 18: ___ are the moist membrane found in closed ventral cavities. It consists of simple squamous epithelium (a mesothelium) resting on a thin layer of loose connective (areolar) tissue.

Answer:

Serous membrane

Question 19: ___ is several cell layers thick. This layer contain of a weblike system of intermediate filaments, mainly tension-resisting bundles of pre-keratin filaments, which span their cytosol to attach to desmosomes.

Answer:

Stratum spinosum (prickly layer) Question 20: ____ is seen as a single layer of tall, closely packed cells, aligned like soldiers in a row. They are mostly associated with absorption and secretion, and the digestive tract lining has two distinct modification that make it ideal for the dual function.

Answer:

simple columnar epithelium

Question 21: Classification of epithelia.

Answer:

simple epithelia and stratified epithelia Question 22: Mature connective tissues arises from a common embryonic tissue, called ____, derived from embryonic mesoderm. It has a fluid ground substance containing fine sparse fibers and star-shaped ____.

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Mesenchyme; mesenchymal cells Question 23: ___ is nearly identical to hyaline cartilage. Found where strength and exceptional stretchability are needed, it forms the skeletons of the ear and the epiglottis.

Answer:

elastic cartilage Question 24: ____ contains closely packed bundles of collagen fibers running in the same direction, parallel to the direction of pull.

Answer:

Dense regular connective tissue Question 25: ___ is richly supplied with nerve fibers, blood vessels and lympathic vessels.

Answer:

dermis