Portage Learning A&P I Lab 8

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Match the following connective tissue fibers with the correct description. Collagenous Reticular Elastic

Collagenous Are referred to as "white fibers" Reticular Coated with glycoprotein for strength Elastic Found in the lungs and arteries

Write out the developmental stages of blood (begin with mesenchyme.)

Mesenchyme -> Hemocytoblasts-> Blood

Which of the three developmental germ layers gives rise to connective tissue?

Mesoderm

True of False, Connective tissue can be described as histologically variable.

True

Which of the following statements is TRUE regarding the cells of Connective Tissue Proper? a. Plasma cells are former lymphocytes b. Mast cells produce heparin and histamine c. Neutrophils are the most common white blood cells found in connective tissue d. a. and c. are true e. b. and c. are true f. All of the above are true statements

f. All of the above are true statements

Match each image with the correct description. a. Abundant in the fetal skeleton b. Functions as a thermal insulator c. Provides strength and stability in one direction

1. b 2. c 3. a

Which of the following statements is FALSE regarding bone tissue? Bone tissue is comprised of few fibers with a solid matrix arranged incylinders called osteons The Haversian Canal functions to bring blood into the bone tissue Lacunae contain osteocytes All of the above statements are true

All of the above statements are true

The following developmental pathway will result in which type of connective tissue?Mesenchyme→Fibroblasts→Chondroblasts→Chrondrocytes

Cartilage

Which of the following statements is FALSE regarding general characteristics of connective tissue proper? Connective tissue proper is composed of a small amount of matrix and large amount of densely packed cells. The matrix of connective tissue proper is clear and gel-like. Connective tissue proper is vascular and has a nerve supply. Connective tissue proper has no free or apical surface.

Connective tissue proper is composed of a small amount of matrix and large amount of densely packed cells. Correct answer is that it is composed of large amount of matrix with widely scattered cells.

Which of the following statements is TRUE regarding loose connective tissue? Reticular tissue is the most abundant type of connective tissue found everywhere in the body Epithelial tissue draws its blood supply from areolar tissue Adipose tissue is absent in the brain, heart, lungs, and eye lids All of the above are true statements

Epithelial tissue draws its blood supply from areolar tissue

Match the type of cartilage with the correct description. Hyaline cartilage Abundant in the fetal skeleton Elastic cartilage Present in the auditory tube Fibrocartilage Present in the intervertebral discs

Hyaline cartilage Abundant in the fetal skeleton Elastic cartilage Present in the auditory tube Fibrocartilage Present in the intervertebral discs

Match the following matrix forms with the correct connective tissue type. Liquid Blood Gel-like Connective tissue proper Semi-solid Cartilage Solid Bone

Liquid Blood Gel-like Connective tissue proper Semi-solid Cartilage Solid Bone

Explain why the sensation of pain can be felt in cartilage when there is no direct nerve supply.

Pain can be felt or detected in the cartilage due to the inflammation or swelling that occurs around the tissue or traumatized region.

Name the formed elements found in blood.

Red blood cells (erythrocytes), white blood cells (leukocytes), and platelets (thrombocytes).

Which of the following statements is TRUE regarding dense connective tissue? a. Dense regular connective tissue contains a small amount of fibroblasts b. Dense regular connective tissue provides strength in one direction c. Dense irregular connective tissue provides strength in multiple directions d. b. and c. are true e. All of the above are true statements

d. b. and c. are true

What types of tissue fibers are present in cartilage? a. Collagen b. Reticular c. Elastic d. a. and b. e. a. and c. f. All of the above

e. a. and c.


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