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SCi220 Assignment 1
weeks 1-5
| Question | Answer |
|---|---|
| The epidermis is composed of several types of epithelial cells. One type, called keratinocytes, become filled with a tough, fibrous protein called | Keratin |
| The union of basal and fibroreticular laminae forms the | Basement membrane |
| The connective tissue membranes that line the spaces between bones and joints are called _____ membranes. | Synovial |
| The External Ear is composed of | Elastic cartilage |
| The two major categories of body membranes are | Epithelial and connective |
| The two main layers that compose the skin are the dermis and | Epidermis |
| Which of the following is not a primary germ layer? a. endoderm b. epiderm c. mesoderm d. ectoderm | b. epiderm |
| The _____ junction “glues” the epidermis and dermis together and provides mechanical support for the epidermis. | dermoepidermal |
| Which of the following contains intercalated disks? a. cardiac muscle b. smooth muscle c. striated muscle d. blood | a Cardiac muscle |
| A lubricating substance produced by goblet cells is called | mucus |
| The fluid environment that fills the spaces between the cells of the body is called | extracellular matrix |
| Which type of tissue has cube-shaped cells and can be found lining the kidney tubules? | simple CUBoidal epithelium |
| Mesoderm interacts with endoderm and ectoderm to give rise to | the heart, skeletal muscles, and mesenchyme |
| Which tissue lacks a direct blood supply and consequently heals very slowly? | cartilage |
| The structure that lies deep to the dermis and forms a connection between the skin and the underlying structures of the body is the | hypodermis |
| Which protein compound in the body is the most abundant? | Collagen |
| What is the most superficial layer of the epidermis? | Stratum corneum |
| Cells in a tissue are surrounded by or embedded in a complex extracellular material called a | matrix |
| Stratified squamous (keratinized) epithelial cells are found in the | epidermis |
| Which tissue type covers and protects body surfaces and lines body cavities? | epithelial |
| The dermis is composed of what two layers? | Papillary thin layer and a thick reticular layer |
| What is an example of a serous membrane? | pleura, peritoneum, and pericardium |
| What is the conducting unit of the nerve tissue? | Neuron |
| The most abundant tissue and widespread in the body is the | connective tissue |
| The fine soft hair coat almost entirely covering a developing fetus around the sixth month of pregnancy is | lanugo |
| Skin glands include three kinds of microscopic glands. They're the, | sebaceous, sweat, and ceruminous |
| The mixed secretions of sebaceous and ceruminous glands form a brown waxy substance called the | cerumen |
| The basic determinant of skin color is | melanin |
Created by:
Krash19
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